./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe027_power.opt.i --full-output --architecture 32bit


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


Checking for ERROR reachability
Using default analysis
Version ff03de63
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/safe027_power.opt.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )

 --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3edc5a2d9ce2881b3565fd36253c94b9cf356a0dafd043fa3f9d27823541c09b
--- Real Ultimate output ---
This is Ultimate 0.2.2-dev-ff03de6
[2021-12-21 15:06:51,221 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2021-12-21 15:06:51,222 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2021-12-21 15:06:51,241 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-12-21 15:06:51,242 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-12-21 15:06:51,243 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-12-21 15:06:51,244 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-12-21 15:06:51,245 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2021-12-21 15:06:51,246 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-12-21 15:06:51,247 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-12-21 15:06:51,247 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2021-12-21 15:06:51,249 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-12-21 15:06:51,250 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-12-21 15:06:51,255 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-12-21 15:06:51,256 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-12-21 15:06:51,259 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-12-21 15:06:51,260 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-12-21 15:06:51,261 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-12-21 15:06:51,262 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-12-21 15:06:51,265 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-12-21 15:06:51,269 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-12-21 15:06:51,270 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-12-21 15:06:51,271 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-12-21 15:06:51,272 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-12-21 15:06:51,273 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-12-21 15:06:51,276 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-12-21 15:06:51,277 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-12-21 15:06:51,277 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-12-21 15:06:51,278 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-12-21 15:06:51,279 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-12-21 15:06:51,279 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-12-21 15:06:51,279 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-12-21 15:06:51,280 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-12-21 15:06:51,280 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-12-21 15:06:51,281 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-12-21 15:06:51,281 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2021-12-21 15:06:51,282 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-12-21 15:06:51,282 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-12-21 15:06:51,282 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2021-12-21 15:06:51,283 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2021-12-21 15:06:51,283 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-12-21 15:06:51,285 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf
[2021-12-21 15:06:51,314 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-12-21 15:06:51,316 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-12-21 15:06:51,317 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-12-21 15:06:51,317 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-12-21 15:06:51,318 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2021-12-21 15:06:51,318 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2021-12-21 15:06:51,319 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-12-21 15:06:51,319 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2021-12-21 15:06:51,319 INFO  L138        SettingsManager]:  * Use SBE=true
[2021-12-21 15:06:51,319 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-12-21 15:06:51,320 INFO  L138        SettingsManager]:  * sizeof long=4
[2021-12-21 15:06:51,320 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2021-12-21 15:06:51,320 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2021-12-21 15:06:51,320 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-12-21 15:06:51,320 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-12-21 15:06:51,320 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-12-21 15:06:51,321 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-12-21 15:06:51,321 INFO  L138        SettingsManager]:  * sizeof long double=12
[2021-12-21 15:06:51,321 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-12-21 15:06:51,321 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-12-21 15:06:51,321 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-12-21 15:06:51,321 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-12-21 15:06:51,321 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-12-21 15:06:51,322 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-12-21 15:06:51,322 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-12-21 15:06:51,322 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-12-21 15:06:51,322 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-12-21 15:06:51,322 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-12-21 15:06:51,322 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2021-12-21 15:06:51,322 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-12-21 15:06:51,323 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2021-12-21 15:06:51,323 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2021-12-21 15:06:51,323 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-12-21 15:06:51,323 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2021-12-21 15:06:51,323 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
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )


Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3edc5a2d9ce2881b3565fd36253c94b9cf356a0dafd043fa3f9d27823541c09b
[2021-12-21 15:06:51,510 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-12-21 15:06:51,525 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-12-21 15:06:51,528 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-12-21 15:06:51,529 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-12-21 15:06:51,530 INFO  L275        PluginConnector]: CDTParser initialized
[2021-12-21 15:06:51,531 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe027_power.opt.i
[2021-12-21 15:06:51,594 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/824baea0f/584e73b05f964c2da4993572b3186436/FLAG130d5317b
[2021-12-21 15:06:52,048 INFO  L306              CDTParser]: Found 1 translation units.
[2021-12-21 15:06:52,049 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe027_power.opt.i
[2021-12-21 15:06:52,059 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/824baea0f/584e73b05f964c2da4993572b3186436/FLAG130d5317b
[2021-12-21 15:06:52,080 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/824baea0f/584e73b05f964c2da4993572b3186436
[2021-12-21 15:06:52,082 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-12-21 15:06:52,083 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2021-12-21 15:06:52,085 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-12-21 15:06:52,085 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-12-21 15:06:52,087 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-12-21 15:06:52,088 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 03:06:52" (1/1) ...
[2021-12-21 15:06:52,089 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e63aa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:06:52, skipping insertion in model container
[2021-12-21 15:06:52,089 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 03:06:52" (1/1) ...
[2021-12-21 15:06:52,093 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-12-21 15:06:52,126 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-12-21 15:06:52,255 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe027_power.opt.i[994,1007]
[2021-12-21 15:06:52,440 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2021-12-21 15:06:52,446 INFO  L203         MainTranslator]: Completed pre-run
[2021-12-21 15:06:52,454 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe027_power.opt.i[994,1007]
[2021-12-21 15:06:52,503 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2021-12-21 15:06:52,526 INFO  L208         MainTranslator]: Completed translation
[2021-12-21 15:06:52,527 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:06:52 WrapperNode
[2021-12-21 15:06:52,527 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-12-21 15:06:52,528 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-12-21 15:06:52,528 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-12-21 15:06:52,528 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2021-12-21 15:06:52,543 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:06:52" (1/1) ...
[2021-12-21 15:06:52,559 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:06:52" (1/1) ...
[2021-12-21 15:06:52,587 INFO  L137                Inliner]: procedures = 177, calls = 88, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 226
[2021-12-21 15:06:52,588 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-12-21 15:06:52,588 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-12-21 15:06:52,589 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2021-12-21 15:06:52,589 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2021-12-21 15:06:52,595 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:06:52" (1/1) ...
[2021-12-21 15:06:52,595 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:06:52" (1/1) ...
[2021-12-21 15:06:52,600 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:06:52" (1/1) ...
[2021-12-21 15:06:52,601 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:06:52" (1/1) ...
[2021-12-21 15:06:52,616 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:06:52" (1/1) ...
[2021-12-21 15:06:52,622 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:06:52" (1/1) ...
[2021-12-21 15:06:52,625 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:06:52" (1/1) ...
[2021-12-21 15:06:52,629 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-12-21 15:06:52,630 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-12-21 15:06:52,630 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2021-12-21 15:06:52,630 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2021-12-21 15:06:52,636 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:06:52" (1/1) ...
[2021-12-21 15:06:52,655 INFO  L168          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-12-21 15:06:52,672 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-12-21 15:06:52,693 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2021-12-21 15:06:52,725 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2021-12-21 15:06:52,725 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2021-12-21 15:06:52,726 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2021-12-21 15:06:52,726 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2021-12-21 15:06:52,726 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-12-21 15:06:52,726 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-12-21 15:06:52,726 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2021-12-21 15:06:52,726 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2021-12-21 15:06:52,726 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2021-12-21 15:06:52,727 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2021-12-21 15:06:52,727 INFO  L130     BoogieDeclarations]: Found specification of procedure P2
[2021-12-21 15:06:52,727 INFO  L138     BoogieDeclarations]: Found implementation of procedure P2
[2021-12-21 15:06:52,715 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2021-12-21 15:06:52,727 INFO  L130     BoogieDeclarations]: Found specification of procedure P3
[2021-12-21 15:06:52,728 INFO  L138     BoogieDeclarations]: Found implementation of procedure P3
[2021-12-21 15:06:52,728 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2021-12-21 15:06:52,728 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2021-12-21 15:06:52,728 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-12-21 15:06:52,728 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-12-21 15:06:52,730 WARN  L208             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2021-12-21 15:06:52,858 INFO  L234             CfgBuilder]: Building ICFG
[2021-12-21 15:06:52,859 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2021-12-21 15:06:53,440 INFO  L275             CfgBuilder]: Performing block encoding
[2021-12-21 15:06:53,854 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-12-21 15:06:53,855 INFO  L299             CfgBuilder]: Removed 0 assume(true) statements.
[2021-12-21 15:06:53,857 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 03:06:53 BoogieIcfgContainer
[2021-12-21 15:06:53,857 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-12-21 15:06:53,858 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-12-21 15:06:53,858 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2021-12-21 15:06:53,860 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2021-12-21 15:06:53,861 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 03:06:52" (1/3) ...
[2021-12-21 15:06:53,862 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@775485ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 03:06:53, skipping insertion in model container
[2021-12-21 15:06:53,862 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:06:52" (2/3) ...
[2021-12-21 15:06:53,862 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@775485ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 03:06:53, skipping insertion in model container
[2021-12-21 15:06:53,862 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 03:06:53" (3/3) ...
[2021-12-21 15:06:53,863 INFO  L111   eAbstractionObserver]: Analyzing ICFG safe027_power.opt.i
[2021-12-21 15:06:53,869 WARN  L149   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2021-12-21 15:06:53,870 INFO  L204   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-12-21 15:06:53,870 INFO  L163   ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2021-12-21 15:06:53,870 INFO  L513   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-12-21 15:06:53,928 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,929 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,929 WARN  L322   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,929 WARN  L322   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,930 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,930 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,930 WARN  L322   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,930 WARN  L322   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,931 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,931 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,931 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,931 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,931 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,931 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,931 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,932 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,933 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,933 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,933 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,933 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,934 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,934 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,934 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,934 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,934 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,934 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,935 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,935 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,935 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,935 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,935 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,935 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,935 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,935 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,935 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,936 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,936 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,936 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,936 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,936 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,936 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,937 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,937 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,937 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,937 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,937 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,937 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,938 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,938 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,938 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,938 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,938 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,940 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,940 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,940 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,940 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,940 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,941 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,941 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,941 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,941 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,941 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,941 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,941 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,942 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,942 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,942 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,942 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,942 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,942 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,942 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,943 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,943 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,943 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,943 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,944 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,944 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,946 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,946 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,946 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,946 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,946 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,947 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,947 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,947 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,947 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,951 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,951 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,951 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,951 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,951 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,951 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,952 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,952 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,952 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,952 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,954 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,954 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,954 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,954 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,955 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,955 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,955 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,955 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,955 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,955 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,956 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,956 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,956 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,956 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,956 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,956 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,956 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,957 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,957 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,957 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,957 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,957 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,957 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,958 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite35#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,958 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,958 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,958 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,958 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite36#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,958 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,959 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,959 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,959 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,959 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite35#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,959 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,959 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,959 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,959 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite36#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,960 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,960 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,960 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,961 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,961 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,961 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,961 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,961 WARN  L322   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,961 WARN  L322   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,961 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,962 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,962 WARN  L322   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,962 WARN  L322   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,963 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,963 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem84| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,963 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,963 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,964 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,964 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,964 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,964 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,965 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,965 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,965 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,965 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,965 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,965 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,965 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,965 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,965 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,966 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,966 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,966 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,966 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,966 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,966 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,966 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,966 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,966 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,967 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,967 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,967 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,967 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,967 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,967 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,968 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,968 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,968 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,968 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,968 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,968 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,968 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,968 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,969 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem84| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,969 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,969 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,969 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,969 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,970 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,970 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,970 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,970 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,970 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,970 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,970 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,970 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,970 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,991 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,991 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,991 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,992 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,992 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,992 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,992 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,992 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,992 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,992 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,993 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,993 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,993 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,993 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem83| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,993 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,993 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,993 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,993 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,994 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,994 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,994 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,994 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,994 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,994 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,994 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,994 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,995 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,995 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,995 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,995 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,995 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,995 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,995 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:53,996 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,000 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,000 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem84| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,000 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,000 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,001 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,001 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,001 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,001 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,001 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,001 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,001 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,001 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,002 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,002 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,002 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,002 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,002 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,002 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,002 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,002 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,003 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,003 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,003 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,003 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,003 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,003 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,003 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,003 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,004 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,004 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,004 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,004 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,004 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,004 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,004 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,004 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,004 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,019 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,019 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,019 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,019 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem84| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,019 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,019 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,020 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,020 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,020 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,020 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,020 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,020 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,020 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,020 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,020 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,020 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,020 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,020 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,020 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,020 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,020 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,020 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,020 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,021 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,021 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,021 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,021 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,021 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,021 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,021 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,021 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem83| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,021 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,021 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,021 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,021 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,021 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,021 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,021 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,021 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,021 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,022 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,022 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,022 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,022 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,022 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,022 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,022 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,022 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,022 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,022 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,022 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,027 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,027 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem86| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,027 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem86| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,027 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,027 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,027 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,027 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,027 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,027 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,028 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,029 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem86| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,029 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem86| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,029 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,029 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,029 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,029 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,029 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,029 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,030 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,030 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,030 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,031 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,031 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,031 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,031 WARN  L322   ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,031 WARN  L322   ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,032 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,032 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,032 WARN  L322   ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,032 WARN  L322   ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,032 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem93| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,032 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,032 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem93| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,033 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,033 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite98| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,033 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite99| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,033 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,033 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,033 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,034 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem93| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,034 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,034 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem93| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,034 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,034 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite98| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,035 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite99| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,035 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,035 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,035 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,036 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,036 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,036 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,036 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,039 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,039 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,040 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,040 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,040 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,040 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,040 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,040 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,041 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,041 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite89| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,041 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,041 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,042 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,042 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite87| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,042 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,042 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,042 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,043 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,043 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,044 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,044 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite91| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,044 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem84| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,044 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem86| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,044 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,044 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,045 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,045 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,045 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,045 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,045 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,045 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,045 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,046 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,046 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,046 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,046 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,046 WARN  L322   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,046 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,047 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,047 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,047 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,047 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite88| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,047 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,047 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,048 WARN  L322   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,048 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,048 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,048 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,048 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,049 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,049 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite92| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,049 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite90| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,049 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,049 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,049 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,049 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,050 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,050 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,050 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,050 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~mem83| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,051 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,051 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,051 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,052 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,052 WARN  L322   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,052 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,052 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,052 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,052 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,052 WARN  L322   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,053 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,053 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,053 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,053 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,053 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,053 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,053 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,054 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,054 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,054 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,054 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,054 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,054 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,054 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,055 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,055 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,055 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,055 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,055 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,055 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,055 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,056 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite97| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,056 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite98| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,056 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite95| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,057 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite96| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,057 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,057 WARN  L322   ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,057 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite99| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,057 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,057 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~mem93| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,058 WARN  L322   ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,058 WARN  L322   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite94| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,058 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,059 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,059 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite34#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,059 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~mem30#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,059 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite36#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,059 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,059 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,060 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,060 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,060 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite35#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,060 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,060 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,060 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-12-21 15:06:54,061 INFO  L148    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2021-12-21 15:06:54,112 INFO  L338      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2021-12-21 15:06:54,125 INFO  L339      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR
[2021-12-21 15:06:54,126 INFO  L340      AbstractCegarLoop]: Starting to check reachability of 7 error locations.
[2021-12-21 15:06:54,141 INFO  L74            FinitePrefix]: Start finitePrefix. Operand has 164 places, 153 transitions, 326 flow
[2021-12-21 15:06:54,214 INFO  L129       PetriNetUnfolder]: 2/149 cut-off events.
[2021-12-21 15:06:54,214 INFO  L130       PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-12-21 15:06:54,218 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 162 conditions, 149 events. 2/149 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 61 event pairs, 0 based on Foata normal form. 0/145 useless extension candidates. Maximal degree in co-relation 88. Up to 2 conditions per place. 
[2021-12-21 15:06:54,218 INFO  L82        GeneralOperation]: Start removeDead. Operand has 164 places, 153 transitions, 326 flow
[2021-12-21 15:06:54,223 INFO  L88        GeneralOperation]: Finished RemoveDead, result has has 160 places, 149 transitions, 310 flow
[2021-12-21 15:06:54,238 INFO  L129       PetriNetUnfolder]: 0/83 cut-off events.
[2021-12-21 15:06:54,238 INFO  L130       PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-12-21 15:06:54,238 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:06:54,239 INFO  L254   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]
[2021-12-21 15:06:54,240 INFO  L402      AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:06:54,247 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:06:54,247 INFO  L85        PathProgramCache]: Analyzing trace with hash 1502101798, now seen corresponding path program 1 times
[2021-12-21 15:06:54,253 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:06:54,254 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619371745]
[2021-12-21 15:06:54,254 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:06:54,254 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:06:54,348 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:06:54,472 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:06:54,473 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:06:54,473 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619371745]
[2021-12-21 15:06:54,474 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619371745] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:06:54,474 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:06:54,474 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-12-21 15:06:54,475 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644717439]
[2021-12-21 15:06:54,476 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:06:54,482 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-12-21 15:06:54,482 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:06:54,505 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-12-21 15:06:54,507 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-12-21 15:06:54,508 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 136 out of 153
[2021-12-21 15:06:54,512 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 160 places, 149 transitions, 310 flow. Second operand  has 3 states, 3 states have (on average 137.33333333333334) internal successors, (412), 3 states have internal predecessors, (412), 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)
[2021-12-21 15:06:54,512 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:06:54,512 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 136 of 153
[2021-12-21 15:06:54,513 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:06:54,840 INFO  L129       PetriNetUnfolder]: 258/937 cut-off events.
[2021-12-21 15:06:54,840 INFO  L130       PetriNetUnfolder]: For 27/27 co-relation queries the response was YES.
[2021-12-21 15:06:54,846 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 1390 conditions, 937 events. 258/937 cut-off events. For 27/27 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 5500 event pairs, 58 based on Foata normal form. 36/917 useless extension candidates. Maximal degree in co-relation 1313. Up to 289 conditions per place. 
[2021-12-21 15:06:54,852 INFO  L132   encePairwiseOnDemand]: 148/153 looper letters, 19 selfloop transitions, 2 changer transitions 0/153 dead transitions.
[2021-12-21 15:06:54,853 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 160 places, 153 transitions, 366 flow
[2021-12-21 15:06:54,854 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-12-21 15:06:54,856 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2021-12-21 15:06:54,864 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 434 transitions.
[2021-12-21 15:06:54,868 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.9455337690631809
[2021-12-21 15:06:54,869 INFO  L72            ComplementDD]: Start complementDD. Operand 3 states and 434 transitions.
[2021-12-21 15:06:54,869 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 3 states and 434 transitions.
[2021-12-21 15:06:54,873 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:06:54,875 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 434 transitions.
[2021-12-21 15:06:54,878 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 4 states, 3 states have (on average 144.66666666666666) internal successors, (434), 3 states have internal predecessors, (434), 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)
[2021-12-21 15:06:54,884 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 4 states, 4 states have (on average 153.0) internal successors, (612), 4 states have internal predecessors, (612), 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)
[2021-12-21 15:06:54,885 INFO  L81            ComplementDD]: Finished complementDD. Result  has 4 states, 4 states have (on average 153.0) internal successors, (612), 4 states have internal predecessors, (612), 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)
[2021-12-21 15:06:54,886 INFO  L186             Difference]: Start difference. First operand has 160 places, 149 transitions, 310 flow. Second operand 3 states and 434 transitions.
[2021-12-21 15:06:54,887 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 160 places, 153 transitions, 366 flow
[2021-12-21 15:06:54,891 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 156 places, 153 transitions, 360 flow, removed 0 selfloop flow, removed 4 redundant places.
[2021-12-21 15:06:54,897 INFO  L242             Difference]: Finished difference. Result has 156 places, 145 transitions, 302 flow
[2021-12-21 15:06:54,898 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=298, PETRI_DIFFERENCE_MINUEND_PLACES=154, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=145, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=143, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=302, PETRI_PLACES=156, PETRI_TRANSITIONS=145}
[2021-12-21 15:06:54,903 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, -4 predicate places.
[2021-12-21 15:06:54,903 INFO  L470      AbstractCegarLoop]: Abstraction has has 156 places, 145 transitions, 302 flow
[2021-12-21 15:06:54,903 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 137.33333333333334) internal successors, (412), 3 states have internal predecessors, (412), 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)
[2021-12-21 15:06:54,904 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:06:54,904 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:06:54,904 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-12-21 15:06:54,904 INFO  L402      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:06:54,905 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:06:54,905 INFO  L85        PathProgramCache]: Analyzing trace with hash 543536506, now seen corresponding path program 1 times
[2021-12-21 15:06:54,905 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:06:54,905 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274001008]
[2021-12-21 15:06:54,905 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:06:54,906 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:06:55,010 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:06:55,149 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:06:55,150 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:06:55,150 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274001008]
[2021-12-21 15:06:55,150 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274001008] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:06:55,150 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:06:55,150 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-12-21 15:06:55,150 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056689935]
[2021-12-21 15:06:55,150 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:06:55,151 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2021-12-21 15:06:55,151 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:06:55,151 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-12-21 15:06:55,152 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2021-12-21 15:06:55,153 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 129 out of 153
[2021-12-21 15:06:55,154 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 156 places, 145 transitions, 302 flow. Second operand  has 7 states, 7 states have (on average 130.85714285714286) internal successors, (916), 7 states have internal predecessors, (916), 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)
[2021-12-21 15:06:55,154 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:06:55,154 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 129 of 153
[2021-12-21 15:06:55,154 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:06:55,771 INFO  L129       PetriNetUnfolder]: 882/2568 cut-off events.
[2021-12-21 15:06:55,771 INFO  L130       PetriNetUnfolder]: For 140/140 co-relation queries the response was YES.
[2021-12-21 15:06:55,778 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 4073 conditions, 2568 events. 882/2568 cut-off events. For 140/140 co-relation queries the response was YES. Maximal size of possible extension queue 143. Compared 19539 event pairs, 224 based on Foata normal form. 0/2485 useless extension candidates. Maximal degree in co-relation 3996. Up to 647 conditions per place. 
[2021-12-21 15:06:55,783 INFO  L132   encePairwiseOnDemand]: 146/153 looper letters, 22 selfloop transitions, 3 changer transitions 53/190 dead transitions.
[2021-12-21 15:06:55,783 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 165 places, 190 transitions, 538 flow
[2021-12-21 15:06:55,784 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-12-21 15:06:55,784 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 10 states.
[2021-12-21 15:06:55,786 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1357 transitions.
[2021-12-21 15:06:55,787 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.8869281045751634
[2021-12-21 15:06:55,787 INFO  L72            ComplementDD]: Start complementDD. Operand 10 states and 1357 transitions.
[2021-12-21 15:06:55,787 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 10 states and 1357 transitions.
[2021-12-21 15:06:55,788 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:06:55,788 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1357 transitions.
[2021-12-21 15:06:55,790 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 11 states, 10 states have (on average 135.7) internal successors, (1357), 10 states have internal predecessors, (1357), 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)
[2021-12-21 15:06:55,792 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 11 states, 11 states have (on average 153.0) internal successors, (1683), 11 states have internal predecessors, (1683), 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)
[2021-12-21 15:06:55,793 INFO  L81            ComplementDD]: Finished complementDD. Result  has 11 states, 11 states have (on average 153.0) internal successors, (1683), 11 states have internal predecessors, (1683), 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)
[2021-12-21 15:06:55,793 INFO  L186             Difference]: Start difference. First operand has 156 places, 145 transitions, 302 flow. Second operand 10 states and 1357 transitions.
[2021-12-21 15:06:55,793 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 165 places, 190 transitions, 538 flow
[2021-12-21 15:06:55,796 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 163 places, 190 transitions, 520 flow, removed 0 selfloop flow, removed 2 redundant places.
[2021-12-21 15:06:55,799 INFO  L242             Difference]: Finished difference. Result has 170 places, 131 transitions, 292 flow
[2021-12-21 15:06:55,800 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=298, PETRI_DIFFERENCE_MINUEND_PLACES=154, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=145, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=142, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=292, PETRI_PLACES=170, PETRI_TRANSITIONS=131}
[2021-12-21 15:06:55,800 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, 10 predicate places.
[2021-12-21 15:06:55,801 INFO  L470      AbstractCegarLoop]: Abstraction has has 170 places, 131 transitions, 292 flow
[2021-12-21 15:06:55,801 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 130.85714285714286) internal successors, (916), 7 states have internal predecessors, (916), 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)
[2021-12-21 15:06:55,801 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:06:55,802 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:06:55,802 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-12-21 15:06:55,802 INFO  L402      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:06:55,802 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:06:55,803 INFO  L85        PathProgramCache]: Analyzing trace with hash -316008837, now seen corresponding path program 1 times
[2021-12-21 15:06:55,803 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:06:55,803 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265396239]
[2021-12-21 15:06:55,803 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:06:55,803 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:06:55,887 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:06:56,016 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:06:56,017 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:06:56,017 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265396239]
[2021-12-21 15:06:56,017 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265396239] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:06:56,017 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:06:56,018 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-12-21 15:06:56,018 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724653531]
[2021-12-21 15:06:56,018 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:06:56,019 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2021-12-21 15:06:56,019 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:06:56,020 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-12-21 15:06:56,020 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-12-21 15:06:56,022 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 129 out of 153
[2021-12-21 15:06:56,023 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 170 places, 131 transitions, 292 flow. Second operand  has 6 states, 6 states have (on average 131.16666666666666) internal successors, (787), 6 states have internal predecessors, (787), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-12-21 15:06:56,023 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:06:56,023 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 129 of 153
[2021-12-21 15:06:56,023 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:06:56,436 INFO  L129       PetriNetUnfolder]: 857/1701 cut-off events.
[2021-12-21 15:06:56,436 INFO  L130       PetriNetUnfolder]: For 379/379 co-relation queries the response was YES.
[2021-12-21 15:06:56,441 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 3477 conditions, 1701 events. 857/1701 cut-off events. For 379/379 co-relation queries the response was YES. Maximal size of possible extension queue 115. Compared 9894 event pairs, 123 based on Foata normal form. 36/1668 useless extension candidates. Maximal degree in co-relation 3393. Up to 701 conditions per place. 
[2021-12-21 15:06:56,448 INFO  L132   encePairwiseOnDemand]: 147/153 looper letters, 26 selfloop transitions, 2 changer transitions 37/177 dead transitions.
[2021-12-21 15:06:56,449 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 177 transitions, 541 flow
[2021-12-21 15:06:56,450 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-12-21 15:06:56,450 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 9 states.
[2021-12-21 15:06:56,452 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1228 transitions.
[2021-12-21 15:06:56,452 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.8917937545388526
[2021-12-21 15:06:56,452 INFO  L72            ComplementDD]: Start complementDD. Operand 9 states and 1228 transitions.
[2021-12-21 15:06:56,453 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 9 states and 1228 transitions.
[2021-12-21 15:06:56,453 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:06:56,453 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1228 transitions.
[2021-12-21 15:06:56,456 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 10 states, 9 states have (on average 136.44444444444446) internal successors, (1228), 9 states have internal predecessors, (1228), 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)
[2021-12-21 15:06:56,458 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 10 states, 10 states have (on average 153.0) internal successors, (1530), 10 states have internal predecessors, (1530), 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)
[2021-12-21 15:06:56,460 INFO  L81            ComplementDD]: Finished complementDD. Result  has 10 states, 10 states have (on average 153.0) internal successors, (1530), 10 states have internal predecessors, (1530), 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)
[2021-12-21 15:06:56,460 INFO  L186             Difference]: Start difference. First operand has 170 places, 131 transitions, 292 flow. Second operand 9 states and 1228 transitions.
[2021-12-21 15:06:56,460 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 158 places, 177 transitions, 541 flow
[2021-12-21 15:06:56,469 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 149 places, 177 transitions, 505 flow, removed 14 selfloop flow, removed 9 redundant places.
[2021-12-21 15:06:56,471 INFO  L242             Difference]: Finished difference. Result has 156 places, 131 transitions, 294 flow
[2021-12-21 15:06:56,472 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=274, PETRI_DIFFERENCE_MINUEND_PLACES=141, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=131, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=129, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=294, PETRI_PLACES=156, PETRI_TRANSITIONS=131}
[2021-12-21 15:06:56,472 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, -4 predicate places.
[2021-12-21 15:06:56,473 INFO  L470      AbstractCegarLoop]: Abstraction has has 156 places, 131 transitions, 294 flow
[2021-12-21 15:06:56,473 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 131.16666666666666) internal successors, (787), 6 states have internal predecessors, (787), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-12-21 15:06:56,473 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:06:56,474 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:06:56,474 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2021-12-21 15:06:56,474 INFO  L402      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:06:56,474 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:06:56,475 INFO  L85        PathProgramCache]: Analyzing trace with hash 800873644, now seen corresponding path program 1 times
[2021-12-21 15:06:56,475 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:06:56,475 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766198300]
[2021-12-21 15:06:56,475 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:06:56,475 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:06:56,542 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:06:56,607 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:06:56,607 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:06:56,607 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766198300]
[2021-12-21 15:06:56,607 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [766198300] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:06:56,607 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:06:56,607 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-12-21 15:06:56,608 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448385020]
[2021-12-21 15:06:56,608 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:06:56,608 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2021-12-21 15:06:56,608 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:06:56,609 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-12-21 15:06:56,609 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2021-12-21 15:06:56,609 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 126 out of 153
[2021-12-21 15:06:56,610 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 156 places, 131 transitions, 294 flow. Second operand  has 7 states, 7 states have (on average 128.14285714285714) internal successors, (897), 7 states have internal predecessors, (897), 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)
[2021-12-21 15:06:56,610 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:06:56,611 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 126 of 153
[2021-12-21 15:06:56,611 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:06:57,310 INFO  L129       PetriNetUnfolder]: 1720/3207 cut-off events.
[2021-12-21 15:06:57,310 INFO  L130       PetriNetUnfolder]: For 727/727 co-relation queries the response was YES.
[2021-12-21 15:06:57,317 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 6671 conditions, 3207 events. 1720/3207 cut-off events. For 727/727 co-relation queries the response was YES. Maximal size of possible extension queue 185. Compared 19595 event pairs, 354 based on Foata normal form. 54/3117 useless extension candidates. Maximal degree in co-relation 6586. Up to 929 conditions per place. 
[2021-12-21 15:06:57,324 INFO  L132   encePairwiseOnDemand]: 145/153 looper letters, 31 selfloop transitions, 4 changer transitions 47/191 dead transitions.
[2021-12-21 15:06:57,324 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 159 places, 191 transitions, 607 flow
[2021-12-21 15:06:57,325 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-12-21 15:06:57,325 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 10 states.
[2021-12-21 15:06:57,326 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1344 transitions.
[2021-12-21 15:06:57,327 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.8784313725490196
[2021-12-21 15:06:57,327 INFO  L72            ComplementDD]: Start complementDD. Operand 10 states and 1344 transitions.
[2021-12-21 15:06:57,327 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 10 states and 1344 transitions.
[2021-12-21 15:06:57,328 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:06:57,328 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1344 transitions.
[2021-12-21 15:06:57,332 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 11 states, 10 states have (on average 134.4) internal successors, (1344), 10 states have internal predecessors, (1344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-12-21 15:06:57,333 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 11 states, 11 states have (on average 153.0) internal successors, (1683), 11 states have internal predecessors, (1683), 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)
[2021-12-21 15:06:57,334 INFO  L81            ComplementDD]: Finished complementDD. Result  has 11 states, 11 states have (on average 153.0) internal successors, (1683), 11 states have internal predecessors, (1683), 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)
[2021-12-21 15:06:57,334 INFO  L186             Difference]: Start difference. First operand has 156 places, 131 transitions, 294 flow. Second operand 10 states and 1344 transitions.
[2021-12-21 15:06:57,334 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 159 places, 191 transitions, 607 flow
[2021-12-21 15:06:57,344 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 151 places, 191 transitions, 573 flow, removed 14 selfloop flow, removed 8 redundant places.
[2021-12-21 15:06:57,346 INFO  L242             Difference]: Finished difference. Result has 159 places, 131 transitions, 308 flow
[2021-12-21 15:06:57,346 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=278, PETRI_DIFFERENCE_MINUEND_PLACES=142, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=131, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=127, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=308, PETRI_PLACES=159, PETRI_TRANSITIONS=131}
[2021-12-21 15:06:57,347 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, -1 predicate places.
[2021-12-21 15:06:57,348 INFO  L470      AbstractCegarLoop]: Abstraction has has 159 places, 131 transitions, 308 flow
[2021-12-21 15:06:57,348 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 128.14285714285714) internal successors, (897), 7 states have internal predecessors, (897), 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)
[2021-12-21 15:06:57,348 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:06:57,348 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:06:57,348 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2021-12-21 15:06:57,349 INFO  L402      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:06:57,349 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:06:57,350 INFO  L85        PathProgramCache]: Analyzing trace with hash -166289715, now seen corresponding path program 1 times
[2021-12-21 15:06:57,350 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:06:57,350 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883333069]
[2021-12-21 15:06:57,350 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:06:57,351 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:06:57,434 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:06:57,492 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:06:57,492 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:06:57,492 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883333069]
[2021-12-21 15:06:57,493 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883333069] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:06:57,493 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:06:57,493 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-12-21 15:06:57,493 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036683663]
[2021-12-21 15:06:57,493 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:06:57,493 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2021-12-21 15:06:57,493 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:06:57,493 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-12-21 15:06:57,494 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-12-21 15:06:57,494 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 125 out of 153
[2021-12-21 15:06:57,495 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 159 places, 131 transitions, 308 flow. Second operand  has 6 states, 6 states have (on average 127.33333333333333) internal successors, (764), 6 states have internal predecessors, (764), 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)
[2021-12-21 15:06:57,495 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:06:57,495 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 153
[2021-12-21 15:06:57,495 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:06:58,698 INFO  L129       PetriNetUnfolder]: 4273/7400 cut-off events.
[2021-12-21 15:06:58,698 INFO  L130       PetriNetUnfolder]: For 765/771 co-relation queries the response was YES.
[2021-12-21 15:06:58,716 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 14713 conditions, 7400 events. 4273/7400 cut-off events. For 765/771 co-relation queries the response was YES. Maximal size of possible extension queue 450. Compared 51795 event pairs, 214 based on Foata normal form. 0/7254 useless extension candidates. Maximal degree in co-relation 14625. Up to 2518 conditions per place. 
[2021-12-21 15:06:58,735 INFO  L132   encePairwiseOnDemand]: 142/153 looper letters, 38 selfloop transitions, 7 changer transitions 60/212 dead transitions.
[2021-12-21 15:06:58,735 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 212 transitions, 691 flow
[2021-12-21 15:06:58,736 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-12-21 15:06:58,736 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 10 states.
[2021-12-21 15:06:58,738 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1357 transitions.
[2021-12-21 15:06:58,738 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.8869281045751634
[2021-12-21 15:06:58,738 INFO  L72            ComplementDD]: Start complementDD. Operand 10 states and 1357 transitions.
[2021-12-21 15:06:58,738 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 10 states and 1357 transitions.
[2021-12-21 15:06:58,739 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:06:58,739 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1357 transitions.
[2021-12-21 15:06:58,741 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 11 states, 10 states have (on average 135.7) internal successors, (1357), 10 states have internal predecessors, (1357), 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)
[2021-12-21 15:06:58,743 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 11 states, 11 states have (on average 153.0) internal successors, (1683), 11 states have internal predecessors, (1683), 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)
[2021-12-21 15:06:58,743 INFO  L81            ComplementDD]: Finished complementDD. Result  has 11 states, 11 states have (on average 153.0) internal successors, (1683), 11 states have internal predecessors, (1683), 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)
[2021-12-21 15:06:58,743 INFO  L186             Difference]: Start difference. First operand has 159 places, 131 transitions, 308 flow. Second operand 10 states and 1357 transitions.
[2021-12-21 15:06:58,743 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 212 transitions, 691 flow
[2021-12-21 15:06:58,761 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 152 places, 212 transitions, 665 flow, removed 8 selfloop flow, removed 10 redundant places.
[2021-12-21 15:06:58,763 INFO  L242             Difference]: Finished difference. Result has 158 places, 134 transitions, 348 flow
[2021-12-21 15:06:58,763 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=282, PETRI_DIFFERENCE_MINUEND_PLACES=143, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=131, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=124, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=348, PETRI_PLACES=158, PETRI_TRANSITIONS=134}
[2021-12-21 15:06:58,764 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, -2 predicate places.
[2021-12-21 15:06:58,764 INFO  L470      AbstractCegarLoop]: Abstraction has has 158 places, 134 transitions, 348 flow
[2021-12-21 15:06:58,764 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 127.33333333333333) internal successors, (764), 6 states have internal predecessors, (764), 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)
[2021-12-21 15:06:58,764 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:06:58,765 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:06:58,765 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2021-12-21 15:06:58,765 INFO  L402      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:06:58,765 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:06:58,765 INFO  L85        PathProgramCache]: Analyzing trace with hash 605109136, now seen corresponding path program 1 times
[2021-12-21 15:06:58,766 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:06:58,766 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908513076]
[2021-12-21 15:06:58,766 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:06:58,766 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:06:58,819 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:06:58,901 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:06:58,901 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:06:58,901 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908513076]
[2021-12-21 15:06:58,902 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908513076] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:06:58,902 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:06:58,902 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-12-21 15:06:58,902 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129560225]
[2021-12-21 15:06:58,902 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:06:58,903 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2021-12-21 15:06:58,903 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:06:58,903 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-12-21 15:06:58,904 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2021-12-21 15:06:58,905 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 125 out of 153
[2021-12-21 15:06:58,906 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 158 places, 134 transitions, 348 flow. Second operand  has 7 states, 7 states have (on average 127.28571428571429) internal successors, (891), 7 states have internal predecessors, (891), 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)
[2021-12-21 15:06:58,906 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:06:58,906 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 153
[2021-12-21 15:06:58,906 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:06:59,763 INFO  L129       PetriNetUnfolder]: 1873/3624 cut-off events.
[2021-12-21 15:06:59,764 INFO  L130       PetriNetUnfolder]: For 4067/4161 co-relation queries the response was YES.
[2021-12-21 15:06:59,779 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 10149 conditions, 3624 events. 1873/3624 cut-off events. For 4067/4161 co-relation queries the response was YES. Maximal size of possible extension queue 226. Compared 24218 event pairs, 65 based on Foata normal form. 108/3706 useless extension candidates. Maximal degree in co-relation 10063. Up to 1001 conditions per place. 
[2021-12-21 15:06:59,794 INFO  L132   encePairwiseOnDemand]: 143/153 looper letters, 45 selfloop transitions, 11 changer transitions 47/210 dead transitions.
[2021-12-21 15:06:59,794 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 161 places, 210 transitions, 882 flow
[2021-12-21 15:06:59,795 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-12-21 15:06:59,795 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 10 states.
[2021-12-21 15:06:59,797 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1355 transitions.
[2021-12-21 15:06:59,798 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.8856209150326797
[2021-12-21 15:06:59,798 INFO  L72            ComplementDD]: Start complementDD. Operand 10 states and 1355 transitions.
[2021-12-21 15:06:59,798 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 10 states and 1355 transitions.
[2021-12-21 15:06:59,799 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:06:59,799 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1355 transitions.
[2021-12-21 15:06:59,801 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 11 states, 10 states have (on average 135.5) internal successors, (1355), 10 states have internal predecessors, (1355), 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)
[2021-12-21 15:06:59,804 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 11 states, 11 states have (on average 153.0) internal successors, (1683), 11 states have internal predecessors, (1683), 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)
[2021-12-21 15:06:59,804 INFO  L81            ComplementDD]: Finished complementDD. Result  has 11 states, 11 states have (on average 153.0) internal successors, (1683), 11 states have internal predecessors, (1683), 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)
[2021-12-21 15:06:59,805 INFO  L186             Difference]: Start difference. First operand has 158 places, 134 transitions, 348 flow. Second operand 10 states and 1355 transitions.
[2021-12-21 15:06:59,805 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 161 places, 210 transitions, 882 flow
[2021-12-21 15:06:59,816 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 156 places, 210 transitions, 857 flow, removed 7 selfloop flow, removed 5 redundant places.
[2021-12-21 15:06:59,819 INFO  L242             Difference]: Finished difference. Result has 162 places, 138 transitions, 436 flow
[2021-12-21 15:06:59,819 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=333, PETRI_DIFFERENCE_MINUEND_PLACES=147, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=134, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=123, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=436, PETRI_PLACES=162, PETRI_TRANSITIONS=138}
[2021-12-21 15:06:59,820 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, 2 predicate places.
[2021-12-21 15:06:59,820 INFO  L470      AbstractCegarLoop]: Abstraction has has 162 places, 138 transitions, 436 flow
[2021-12-21 15:06:59,821 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 127.28571428571429) internal successors, (891), 7 states have internal predecessors, (891), 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)
[2021-12-21 15:06:59,821 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:06:59,821 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:06:59,821 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2021-12-21 15:06:59,822 INFO  L402      AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:06:59,822 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:06:59,822 INFO  L85        PathProgramCache]: Analyzing trace with hash -1202863689, now seen corresponding path program 1 times
[2021-12-21 15:06:59,822 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:06:59,823 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388516074]
[2021-12-21 15:06:59,823 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:06:59,823 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:06:59,923 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:07:00,175 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:07:00,175 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:07:00,175 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388516074]
[2021-12-21 15:07:00,175 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388516074] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:07:00,176 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:07:00,176 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14
[2021-12-21 15:07:00,176 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500161877]
[2021-12-21 15:07:00,176 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:07:00,176 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 14 states
[2021-12-21 15:07:00,176 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:07:00,176 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2021-12-21 15:07:00,177 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182
[2021-12-21 15:07:00,177 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 115 out of 153
[2021-12-21 15:07:00,179 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 162 places, 138 transitions, 436 flow. Second operand  has 14 states, 14 states have (on average 117.14285714285714) internal successors, (1640), 14 states have internal predecessors, (1640), 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)
[2021-12-21 15:07:00,179 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:07:00,179 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 115 of 153
[2021-12-21 15:07:00,179 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:07:00,889 INFO  L129       PetriNetUnfolder]: 532/1678 cut-off events.
[2021-12-21 15:07:00,889 INFO  L130       PetriNetUnfolder]: For 2640/2775 co-relation queries the response was YES.
[2021-12-21 15:07:00,899 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 4391 conditions, 1678 events. 532/1678 cut-off events. For 2640/2775 co-relation queries the response was YES. Maximal size of possible extension queue 68. Compared 11547 event pairs, 260 based on Foata normal form. 23/1657 useless extension candidates. Maximal degree in co-relation 4289. Up to 511 conditions per place. 
[2021-12-21 15:07:00,905 INFO  L132   encePairwiseOnDemand]: 139/153 looper letters, 51 selfloop transitions, 14 changer transitions 35/205 dead transitions.
[2021-12-21 15:07:00,905 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 179 places, 205 transitions, 792 flow
[2021-12-21 15:07:00,905 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. 
[2021-12-21 15:07:00,906 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 22 states.
[2021-12-21 15:07:00,909 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 2634 transitions.
[2021-12-21 15:07:00,913 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.7825311942959001
[2021-12-21 15:07:00,913 INFO  L72            ComplementDD]: Start complementDD. Operand 22 states and 2634 transitions.
[2021-12-21 15:07:00,913 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 22 states and 2634 transitions.
[2021-12-21 15:07:00,915 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:07:00,915 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 22 states and 2634 transitions.
[2021-12-21 15:07:00,919 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 23 states, 22 states have (on average 119.72727272727273) internal successors, (2634), 22 states have internal predecessors, (2634), 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)
[2021-12-21 15:07:00,923 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 23 states, 23 states have (on average 153.0) internal successors, (3519), 23 states have internal predecessors, (3519), 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)
[2021-12-21 15:07:00,924 INFO  L81            ComplementDD]: Finished complementDD. Result  has 23 states, 23 states have (on average 153.0) internal successors, (3519), 23 states have internal predecessors, (3519), 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)
[2021-12-21 15:07:00,924 INFO  L186             Difference]: Start difference. First operand has 162 places, 138 transitions, 436 flow. Second operand 22 states and 2634 transitions.
[2021-12-21 15:07:00,924 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 179 places, 205 transitions, 792 flow
[2021-12-21 15:07:00,931 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 170 places, 205 transitions, 723 flow, removed 25 selfloop flow, removed 9 redundant places.
[2021-12-21 15:07:00,933 INFO  L242             Difference]: Finished difference. Result has 186 places, 147 transitions, 473 flow
[2021-12-21 15:07:00,933 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=367, PETRI_DIFFERENCE_MINUEND_PLACES=149, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=138, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=22, PETRI_FLOW=473, PETRI_PLACES=186, PETRI_TRANSITIONS=147}
[2021-12-21 15:07:00,934 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, 26 predicate places.
[2021-12-21 15:07:00,934 INFO  L470      AbstractCegarLoop]: Abstraction has has 186 places, 147 transitions, 473 flow
[2021-12-21 15:07:00,935 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 14 states, 14 states have (on average 117.14285714285714) internal successors, (1640), 14 states have internal predecessors, (1640), 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)
[2021-12-21 15:07:00,935 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:07:00,935 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:07:00,935 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2021-12-21 15:07:00,935 INFO  L402      AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:07:00,935 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:07:00,935 INFO  L85        PathProgramCache]: Analyzing trace with hash 1678358243, now seen corresponding path program 2 times
[2021-12-21 15:07:00,936 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:07:00,936 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876231541]
[2021-12-21 15:07:00,936 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:07:00,936 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:07:01,020 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:07:01,310 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:07:01,311 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:07:01,311 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876231541]
[2021-12-21 15:07:01,311 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1876231541] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:07:01,311 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:07:01,311 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15
[2021-12-21 15:07:01,312 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955765826]
[2021-12-21 15:07:01,312 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:07:01,312 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 15 states
[2021-12-21 15:07:01,312 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:07:01,312 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants.
[2021-12-21 15:07:01,313 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210
[2021-12-21 15:07:01,314 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 113 out of 153
[2021-12-21 15:07:01,315 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 186 places, 147 transitions, 473 flow. Second operand  has 15 states, 15 states have (on average 115.13333333333334) internal successors, (1727), 15 states have internal predecessors, (1727), 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)
[2021-12-21 15:07:01,315 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:07:01,315 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 113 of 153
[2021-12-21 15:07:01,315 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:07:02,329 INFO  L129       PetriNetUnfolder]: 573/1788 cut-off events.
[2021-12-21 15:07:02,330 INFO  L130       PetriNetUnfolder]: For 3171/3236 co-relation queries the response was YES.
[2021-12-21 15:07:02,341 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 5165 conditions, 1788 events. 573/1788 cut-off events. For 3171/3236 co-relation queries the response was YES. Maximal size of possible extension queue 70. Compared 12606 event pairs, 278 based on Foata normal form. 25/1765 useless extension candidates. Maximal degree in co-relation 5047. Up to 553 conditions per place. 
[2021-12-21 15:07:02,349 INFO  L132   encePairwiseOnDemand]: 136/153 looper letters, 52 selfloop transitions, 28 changer transitions 35/218 dead transitions.
[2021-12-21 15:07:02,349 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 197 places, 218 transitions, 1102 flow
[2021-12-21 15:07:02,350 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-12-21 15:07:02,350 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 24 states.
[2021-12-21 15:07:02,354 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 2822 transitions.
[2021-12-21 15:07:02,355 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.7685185185185185
[2021-12-21 15:07:02,355 INFO  L72            ComplementDD]: Start complementDD. Operand 24 states and 2822 transitions.
[2021-12-21 15:07:02,355 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 24 states and 2822 transitions.
[2021-12-21 15:07:02,357 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:07:02,357 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 2822 transitions.
[2021-12-21 15:07:02,362 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 25 states, 24 states have (on average 117.58333333333333) internal successors, (2822), 24 states have internal predecessors, (2822), 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)
[2021-12-21 15:07:02,367 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 25 states, 25 states have (on average 153.0) internal successors, (3825), 25 states have internal predecessors, (3825), 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)
[2021-12-21 15:07:02,368 INFO  L81            ComplementDD]: Finished complementDD. Result  has 25 states, 25 states have (on average 153.0) internal successors, (3825), 25 states have internal predecessors, (3825), 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)
[2021-12-21 15:07:02,368 INFO  L186             Difference]: Start difference. First operand has 186 places, 147 transitions, 473 flow. Second operand 24 states and 2822 transitions.
[2021-12-21 15:07:02,368 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 197 places, 218 transitions, 1102 flow
[2021-12-21 15:07:02,375 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 184 places, 218 transitions, 1011 flow, removed 42 selfloop flow, removed 13 redundant places.
[2021-12-21 15:07:02,377 INFO  L242             Difference]: Finished difference. Result has 201 places, 164 transitions, 679 flow
[2021-12-21 15:07:02,378 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=448, PETRI_DIFFERENCE_MINUEND_PLACES=161, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=147, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=125, PETRI_DIFFERENCE_SUBTRAHEND_STATES=24, PETRI_FLOW=679, PETRI_PLACES=201, PETRI_TRANSITIONS=164}
[2021-12-21 15:07:02,378 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, 41 predicate places.
[2021-12-21 15:07:02,378 INFO  L470      AbstractCegarLoop]: Abstraction has has 201 places, 164 transitions, 679 flow
[2021-12-21 15:07:02,379 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 15 states, 15 states have (on average 115.13333333333334) internal successors, (1727), 15 states have internal predecessors, (1727), 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)
[2021-12-21 15:07:02,379 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:07:02,379 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:07:02,379 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2021-12-21 15:07:02,380 INFO  L402      AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:07:02,380 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:07:02,380 INFO  L85        PathProgramCache]: Analyzing trace with hash -2029784571, now seen corresponding path program 3 times
[2021-12-21 15:07:02,380 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:07:02,380 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820681721]
[2021-12-21 15:07:02,380 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:07:02,381 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:07:02,449 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:07:03,128 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:07:03,128 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:07:03,128 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820681721]
[2021-12-21 15:07:03,128 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820681721] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:07:03,129 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:07:03,129 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23
[2021-12-21 15:07:03,129 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981237816]
[2021-12-21 15:07:03,129 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:07:03,129 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 23 states
[2021-12-21 15:07:03,130 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:07:03,130 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants.
[2021-12-21 15:07:03,130 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=418, Unknown=0, NotChecked=0, Total=506
[2021-12-21 15:07:03,132 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 95 out of 153
[2021-12-21 15:07:03,134 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 201 places, 164 transitions, 679 flow. Second operand  has 23 states, 23 states have (on average 96.82608695652173) internal successors, (2227), 23 states have internal predecessors, (2227), 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)
[2021-12-21 15:07:03,134 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:07:03,134 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 153
[2021-12-21 15:07:03,134 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:07:04,387 INFO  L129       PetriNetUnfolder]: 628/1965 cut-off events.
[2021-12-21 15:07:04,388 INFO  L130       PetriNetUnfolder]: For 5910/6019 co-relation queries the response was YES.
[2021-12-21 15:07:04,398 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 6718 conditions, 1965 events. 628/1965 cut-off events. For 5910/6019 co-relation queries the response was YES. Maximal size of possible extension queue 73. Compared 14007 event pairs, 293 based on Foata normal form. 33/1943 useless extension candidates. Maximal degree in co-relation 6582. Up to 774 conditions per place. 
[2021-12-21 15:07:04,406 INFO  L132   encePairwiseOnDemand]: 130/153 looper letters, 68 selfloop transitions, 37 changer transitions 28/226 dead transitions.
[2021-12-21 15:07:04,406 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 213 places, 226 transitions, 1443 flow
[2021-12-21 15:07:04,406 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. 
[2021-12-21 15:07:04,407 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 25 states.
[2021-12-21 15:07:04,409 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 2478 transitions.
[2021-12-21 15:07:04,410 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.647843137254902
[2021-12-21 15:07:04,410 INFO  L72            ComplementDD]: Start complementDD. Operand 25 states and 2478 transitions.
[2021-12-21 15:07:04,410 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 25 states and 2478 transitions.
[2021-12-21 15:07:04,412 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:07:04,412 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 25 states and 2478 transitions.
[2021-12-21 15:07:04,415 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 26 states, 25 states have (on average 99.12) internal successors, (2478), 25 states have internal predecessors, (2478), 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)
[2021-12-21 15:07:04,420 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 26 states, 26 states have (on average 153.0) internal successors, (3978), 26 states have internal predecessors, (3978), 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)
[2021-12-21 15:07:04,421 INFO  L81            ComplementDD]: Finished complementDD. Result  has 26 states, 26 states have (on average 153.0) internal successors, (3978), 26 states have internal predecessors, (3978), 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)
[2021-12-21 15:07:04,421 INFO  L186             Difference]: Start difference. First operand has 201 places, 164 transitions, 679 flow. Second operand 25 states and 2478 transitions.
[2021-12-21 15:07:04,421 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 213 places, 226 transitions, 1443 flow
[2021-12-21 15:07:04,431 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 199 places, 226 transitions, 1362 flow, removed 36 selfloop flow, removed 14 redundant places.
[2021-12-21 15:07:04,434 INFO  L242             Difference]: Finished difference. Result has 211 places, 189 transitions, 976 flow
[2021-12-21 15:07:04,434 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=634, PETRI_DIFFERENCE_MINUEND_PLACES=175, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=164, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=18, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=136, PETRI_DIFFERENCE_SUBTRAHEND_STATES=25, PETRI_FLOW=976, PETRI_PLACES=211, PETRI_TRANSITIONS=189}
[2021-12-21 15:07:04,435 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, 51 predicate places.
[2021-12-21 15:07:04,435 INFO  L470      AbstractCegarLoop]: Abstraction has has 211 places, 189 transitions, 976 flow
[2021-12-21 15:07:04,435 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 23 states, 23 states have (on average 96.82608695652173) internal successors, (2227), 23 states have internal predecessors, (2227), 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)
[2021-12-21 15:07:04,435 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:07:04,436 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:07:04,436 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2021-12-21 15:07:04,436 INFO  L402      AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:07:04,436 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:07:04,436 INFO  L85        PathProgramCache]: Analyzing trace with hash 448103287, now seen corresponding path program 4 times
[2021-12-21 15:07:04,436 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:07:04,436 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709490094]
[2021-12-21 15:07:04,437 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:07:04,437 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:07:04,489 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:07:05,119 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:07:05,120 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:07:05,120 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709490094]
[2021-12-21 15:07:05,120 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709490094] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:07:05,120 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:07:05,120 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23
[2021-12-21 15:07:05,120 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683015178]
[2021-12-21 15:07:05,120 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:07:05,121 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 23 states
[2021-12-21 15:07:05,121 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:07:05,121 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants.
[2021-12-21 15:07:05,122 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=426, Unknown=0, NotChecked=0, Total=506
[2021-12-21 15:07:05,123 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 95 out of 153
[2021-12-21 15:07:05,125 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 211 places, 189 transitions, 976 flow. Second operand  has 23 states, 23 states have (on average 96.82608695652173) internal successors, (2227), 23 states have internal predecessors, (2227), 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)
[2021-12-21 15:07:05,126 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:07:05,126 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 153
[2021-12-21 15:07:05,126 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:07:06,435 INFO  L129       PetriNetUnfolder]: 644/2034 cut-off events.
[2021-12-21 15:07:06,436 INFO  L130       PetriNetUnfolder]: For 7173/7296 co-relation queries the response was YES.
[2021-12-21 15:07:06,451 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 7277 conditions, 2034 events. 644/2034 cut-off events. For 7173/7296 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 14679 event pairs, 295 based on Foata normal form. 41/2018 useless extension candidates. Maximal degree in co-relation 7132. Up to 776 conditions per place. 
[2021-12-21 15:07:06,461 INFO  L132   encePairwiseOnDemand]: 129/153 looper letters, 76 selfloop transitions, 52 changer transitions 28/249 dead transitions.
[2021-12-21 15:07:06,462 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 233 places, 249 transitions, 1882 flow
[2021-12-21 15:07:06,462 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. 
[2021-12-21 15:07:06,462 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 29 states.
[2021-12-21 15:07:06,464 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 2871 transitions.
[2021-12-21 15:07:06,465 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.6470588235294118
[2021-12-21 15:07:06,466 INFO  L72            ComplementDD]: Start complementDD. Operand 29 states and 2871 transitions.
[2021-12-21 15:07:06,466 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 29 states and 2871 transitions.
[2021-12-21 15:07:06,466 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:07:06,467 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 29 states and 2871 transitions.
[2021-12-21 15:07:06,470 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 30 states, 29 states have (on average 99.0) internal successors, (2871), 29 states have internal predecessors, (2871), 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)
[2021-12-21 15:07:06,474 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 30 states, 30 states have (on average 153.0) internal successors, (4590), 30 states have internal predecessors, (4590), 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)
[2021-12-21 15:07:06,475 INFO  L81            ComplementDD]: Finished complementDD. Result  has 30 states, 30 states have (on average 153.0) internal successors, (4590), 30 states have internal predecessors, (4590), 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)
[2021-12-21 15:07:06,475 INFO  L186             Difference]: Start difference. First operand has 211 places, 189 transitions, 976 flow. Second operand 29 states and 2871 transitions.
[2021-12-21 15:07:06,475 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 233 places, 249 transitions, 1882 flow
[2021-12-21 15:07:06,492 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 217 places, 249 transitions, 1742 flow, removed 60 selfloop flow, removed 16 redundant places.
[2021-12-21 15:07:06,495 INFO  L242             Difference]: Finished difference. Result has 228 places, 207 transitions, 1238 flow
[2021-12-21 15:07:06,495 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=894, PETRI_DIFFERENCE_MINUEND_PLACES=189, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=189, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=36, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=145, PETRI_DIFFERENCE_SUBTRAHEND_STATES=29, PETRI_FLOW=1238, PETRI_PLACES=228, PETRI_TRANSITIONS=207}
[2021-12-21 15:07:06,496 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, 68 predicate places.
[2021-12-21 15:07:06,496 INFO  L470      AbstractCegarLoop]: Abstraction has has 228 places, 207 transitions, 1238 flow
[2021-12-21 15:07:06,497 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 23 states, 23 states have (on average 96.82608695652173) internal successors, (2227), 23 states have internal predecessors, (2227), 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)
[2021-12-21 15:07:06,497 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:07:06,497 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:07:06,497 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2021-12-21 15:07:06,497 INFO  L402      AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:07:06,498 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:07:06,498 INFO  L85        PathProgramCache]: Analyzing trace with hash -1759680203, now seen corresponding path program 1 times
[2021-12-21 15:07:06,498 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:07:06,498 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750854677]
[2021-12-21 15:07:06,498 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:07:06,498 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:07:06,547 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:07:06,615 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:07:06,616 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:07:06,616 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750854677]
[2021-12-21 15:07:06,616 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750854677] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:07:06,616 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:07:06,616 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2021-12-21 15:07:06,616 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130193552]
[2021-12-21 15:07:06,616 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:07:06,617 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2021-12-21 15:07:06,617 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:07:06,618 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2021-12-21 15:07:06,618 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2021-12-21 15:07:06,619 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 125 out of 153
[2021-12-21 15:07:06,619 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 228 places, 207 transitions, 1238 flow. Second operand  has 8 states, 8 states have (on average 127.25) internal successors, (1018), 8 states have internal predecessors, (1018), 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)
[2021-12-21 15:07:06,620 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:07:06,620 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 153
[2021-12-21 15:07:06,620 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:07:07,243 INFO  L129       PetriNetUnfolder]: 1028/2305 cut-off events.
[2021-12-21 15:07:07,244 INFO  L130       PetriNetUnfolder]: For 10254/10337 co-relation queries the response was YES.
[2021-12-21 15:07:07,255 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 9555 conditions, 2305 events. 1028/2305 cut-off events. For 10254/10337 co-relation queries the response was YES. Maximal size of possible extension queue 119. Compared 14850 event pairs, 54 based on Foata normal form. 66/2340 useless extension candidates. Maximal degree in co-relation 9438. Up to 439 conditions per place. 
[2021-12-21 15:07:07,263 INFO  L132   encePairwiseOnDemand]: 143/153 looper letters, 177 selfloop transitions, 15 changer transitions 91/399 dead transitions.
[2021-12-21 15:07:07,263 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 232 places, 399 transitions, 3680 flow
[2021-12-21 15:07:07,268 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2021-12-21 15:07:07,269 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 11 states.
[2021-12-21 15:07:07,269 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 1490 transitions.
[2021-12-21 15:07:07,270 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.8853238265002971
[2021-12-21 15:07:07,270 INFO  L72            ComplementDD]: Start complementDD. Operand 11 states and 1490 transitions.
[2021-12-21 15:07:07,270 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 11 states and 1490 transitions.
[2021-12-21 15:07:07,271 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:07:07,271 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 1490 transitions.
[2021-12-21 15:07:07,272 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 12 states, 11 states have (on average 135.45454545454547) internal successors, (1490), 11 states have internal predecessors, (1490), 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)
[2021-12-21 15:07:07,274 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 12 states, 12 states have (on average 153.0) internal successors, (1836), 12 states have internal predecessors, (1836), 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)
[2021-12-21 15:07:07,274 INFO  L81            ComplementDD]: Finished complementDD. Result  has 12 states, 12 states have (on average 153.0) internal successors, (1836), 12 states have internal predecessors, (1836), 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)
[2021-12-21 15:07:07,274 INFO  L186             Difference]: Start difference. First operand has 228 places, 207 transitions, 1238 flow. Second operand 11 states and 1490 transitions.
[2021-12-21 15:07:07,274 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 232 places, 399 transitions, 3680 flow
[2021-12-21 15:07:07,290 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 204 places, 399 transitions, 3384 flow, removed 88 selfloop flow, removed 28 redundant places.
[2021-12-21 15:07:07,294 INFO  L242             Difference]: Finished difference. Result has 210 places, 211 transitions, 1225 flow
[2021-12-21 15:07:07,294 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=1106, PETRI_DIFFERENCE_MINUEND_PLACES=194, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=207, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=192, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=1225, PETRI_PLACES=210, PETRI_TRANSITIONS=211}
[2021-12-21 15:07:07,294 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, 50 predicate places.
[2021-12-21 15:07:07,295 INFO  L470      AbstractCegarLoop]: Abstraction has has 210 places, 211 transitions, 1225 flow
[2021-12-21 15:07:07,295 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 8 states, 8 states have (on average 127.25) internal successors, (1018), 8 states have internal predecessors, (1018), 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)
[2021-12-21 15:07:07,295 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:07:07,295 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:07:07,295 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2021-12-21 15:07:07,295 INFO  L402      AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:07:07,296 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:07:07,296 INFO  L85        PathProgramCache]: Analyzing trace with hash 1038781710, now seen corresponding path program 1 times
[2021-12-21 15:07:07,296 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:07:07,296 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487930595]
[2021-12-21 15:07:07,296 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:07:07,296 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:07:07,363 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:07:08,306 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:07:08,306 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:07:08,306 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487930595]
[2021-12-21 15:07:08,306 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487930595] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:07:08,306 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:07:08,306 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26
[2021-12-21 15:07:08,307 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521512367]
[2021-12-21 15:07:08,307 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:07:08,307 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 26 states
[2021-12-21 15:07:08,307 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:07:08,307 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants.
[2021-12-21 15:07:08,308 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=535, Unknown=0, NotChecked=0, Total=650
[2021-12-21 15:07:08,309 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 93 out of 153
[2021-12-21 15:07:08,310 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 210 places, 211 transitions, 1225 flow. Second operand  has 26 states, 26 states have (on average 94.73076923076923) internal successors, (2463), 26 states have internal predecessors, (2463), 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)
[2021-12-21 15:07:08,310 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:07:08,310 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 153
[2021-12-21 15:07:08,310 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:07:09,513 INFO  L129       PetriNetUnfolder]: 316/1202 cut-off events.
[2021-12-21 15:07:09,513 INFO  L130       PetriNetUnfolder]: For 3886/4025 co-relation queries the response was YES.
[2021-12-21 15:07:09,518 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 4283 conditions, 1202 events. 316/1202 cut-off events. For 3886/4025 co-relation queries the response was YES. Maximal size of possible extension queue 82. Compared 7795 event pairs, 95 based on Foata normal form. 44/1217 useless extension candidates. Maximal degree in co-relation 4144. Up to 386 conditions per place. 
[2021-12-21 15:07:09,521 INFO  L132   encePairwiseOnDemand]: 126/153 looper letters, 95 selfloop transitions, 41 changer transitions 20/251 dead transitions.
[2021-12-21 15:07:09,522 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 235 places, 251 transitions, 1855 flow
[2021-12-21 15:07:09,543 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. 
[2021-12-21 15:07:09,544 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 30 states.
[2021-12-21 15:07:09,546 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 2885 transitions.
[2021-12-21 15:07:09,547 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.6285403050108932
[2021-12-21 15:07:09,547 INFO  L72            ComplementDD]: Start complementDD. Operand 30 states and 2885 transitions.
[2021-12-21 15:07:09,547 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 30 states and 2885 transitions.
[2021-12-21 15:07:09,548 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:07:09,548 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 2885 transitions.
[2021-12-21 15:07:09,551 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 31 states, 30 states have (on average 96.16666666666667) internal successors, (2885), 30 states have internal predecessors, (2885), 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)
[2021-12-21 15:07:09,555 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 31 states, 31 states have (on average 153.0) internal successors, (4743), 31 states have internal predecessors, (4743), 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)
[2021-12-21 15:07:09,556 INFO  L81            ComplementDD]: Finished complementDD. Result  has 31 states, 31 states have (on average 153.0) internal successors, (4743), 31 states have internal predecessors, (4743), 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)
[2021-12-21 15:07:09,556 INFO  L186             Difference]: Start difference. First operand has 210 places, 211 transitions, 1225 flow. Second operand 30 states and 2885 transitions.
[2021-12-21 15:07:09,556 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 235 places, 251 transitions, 1855 flow
[2021-12-21 15:07:09,566 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 225 places, 251 transitions, 1770 flow, removed 29 selfloop flow, removed 10 redundant places.
[2021-12-21 15:07:09,569 INFO  L242             Difference]: Finished difference. Result has 238 places, 225 transitions, 1437 flow
[2021-12-21 15:07:09,570 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=1140, PETRI_DIFFERENCE_MINUEND_PLACES=196, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=211, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=29, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=174, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=1437, PETRI_PLACES=238, PETRI_TRANSITIONS=225}
[2021-12-21 15:07:09,571 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, 78 predicate places.
[2021-12-21 15:07:09,571 INFO  L470      AbstractCegarLoop]: Abstraction has has 238 places, 225 transitions, 1437 flow
[2021-12-21 15:07:09,572 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 26 states, 26 states have (on average 94.73076923076923) internal successors, (2463), 26 states have internal predecessors, (2463), 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)
[2021-12-21 15:07:09,572 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:07:09,572 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:07:09,572 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11
[2021-12-21 15:07:09,573 INFO  L402      AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:07:09,573 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:07:09,573 INFO  L85        PathProgramCache]: Analyzing trace with hash -2107386928, now seen corresponding path program 2 times
[2021-12-21 15:07:09,573 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:07:09,573 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040987873]
[2021-12-21 15:07:09,573 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:07:09,573 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:07:09,635 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:07:09,682 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:07:09,682 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:07:09,682 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040987873]
[2021-12-21 15:07:09,683 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040987873] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:07:09,683 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:07:09,683 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-12-21 15:07:09,683 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812454009]
[2021-12-21 15:07:09,683 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:07:09,683 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2021-12-21 15:07:09,683 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:07:09,684 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-12-21 15:07:09,684 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2021-12-21 15:07:09,684 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 126 out of 153
[2021-12-21 15:07:09,685 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 238 places, 225 transitions, 1437 flow. Second operand  has 7 states, 7 states have (on average 128.85714285714286) internal successors, (902), 7 states have internal predecessors, (902), 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)
[2021-12-21 15:07:09,685 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:07:09,685 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 126 of 153
[2021-12-21 15:07:09,685 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:07:10,230 INFO  L129       PetriNetUnfolder]: 820/2489 cut-off events.
[2021-12-21 15:07:10,230 INFO  L130       PetriNetUnfolder]: For 10168/10327 co-relation queries the response was YES.
[2021-12-21 15:07:10,254 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 9277 conditions, 2489 events. 820/2489 cut-off events. For 10168/10327 co-relation queries the response was YES. Maximal size of possible extension queue 184. Compared 19495 event pairs, 102 based on Foata normal form. 89/2528 useless extension candidates. Maximal degree in co-relation 9142. Up to 540 conditions per place. 
[2021-12-21 15:07:10,271 INFO  L132   encePairwiseOnDemand]: 147/153 looper letters, 166 selfloop transitions, 2 changer transitions 24/324 dead transitions.
[2021-12-21 15:07:10,271 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 235 places, 324 transitions, 2886 flow
[2021-12-21 15:07:10,272 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2021-12-21 15:07:10,272 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 7 states.
[2021-12-21 15:07:10,273 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 940 transitions.
[2021-12-21 15:07:10,273 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.8776844070961718
[2021-12-21 15:07:10,274 INFO  L72            ComplementDD]: Start complementDD. Operand 7 states and 940 transitions.
[2021-12-21 15:07:10,274 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 7 states and 940 transitions.
[2021-12-21 15:07:10,274 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:07:10,274 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 940 transitions.
[2021-12-21 15:07:10,275 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 8 states, 7 states have (on average 134.28571428571428) internal successors, (940), 7 states have internal predecessors, (940), 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)
[2021-12-21 15:07:10,277 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 8 states, 8 states have (on average 153.0) internal successors, (1224), 8 states have internal predecessors, (1224), 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)
[2021-12-21 15:07:10,277 INFO  L81            ComplementDD]: Finished complementDD. Result  has 8 states, 8 states have (on average 153.0) internal successors, (1224), 8 states have internal predecessors, (1224), 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)
[2021-12-21 15:07:10,277 INFO  L186             Difference]: Start difference. First operand has 238 places, 225 transitions, 1437 flow. Second operand 7 states and 940 transitions.
[2021-12-21 15:07:10,277 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 235 places, 324 transitions, 2886 flow
[2021-12-21 15:07:10,318 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 215 places, 324 transitions, 2695 flow, removed 79 selfloop flow, removed 20 redundant places.
[2021-12-21 15:07:10,323 INFO  L242             Difference]: Finished difference. Result has 220 places, 226 transitions, 1351 flow
[2021-12-21 15:07:10,323 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=1332, PETRI_DIFFERENCE_MINUEND_PLACES=209, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=225, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=223, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=1351, PETRI_PLACES=220, PETRI_TRANSITIONS=226}
[2021-12-21 15:07:10,324 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, 60 predicate places.
[2021-12-21 15:07:10,325 INFO  L470      AbstractCegarLoop]: Abstraction has has 220 places, 226 transitions, 1351 flow
[2021-12-21 15:07:10,325 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 128.85714285714286) internal successors, (902), 7 states have internal predecessors, (902), 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)
[2021-12-21 15:07:10,325 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:07:10,325 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:07:10,325 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12
[2021-12-21 15:07:10,326 INFO  L402      AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:07:10,327 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:07:10,327 INFO  L85        PathProgramCache]: Analyzing trace with hash -360874836, now seen corresponding path program 3 times
[2021-12-21 15:07:10,327 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:07:10,327 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320150581]
[2021-12-21 15:07:10,327 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:07:10,328 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:07:10,442 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:07:11,421 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:07:11,422 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:07:11,422 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320150581]
[2021-12-21 15:07:11,422 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [320150581] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:07:11,422 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:07:11,422 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27
[2021-12-21 15:07:11,422 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974372697]
[2021-12-21 15:07:11,423 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:07:11,423 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 27 states
[2021-12-21 15:07:11,423 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:07:11,423 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants.
[2021-12-21 15:07:11,424 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=572, Unknown=0, NotChecked=0, Total=702
[2021-12-21 15:07:11,425 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 92 out of 153
[2021-12-21 15:07:11,427 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 220 places, 226 transitions, 1351 flow. Second operand  has 27 states, 27 states have (on average 93.70370370370371) internal successors, (2530), 27 states have internal predecessors, (2530), 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)
[2021-12-21 15:07:11,427 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:07:11,428 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 92 of 153
[2021-12-21 15:07:11,428 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:07:12,864 INFO  L129       PetriNetUnfolder]: 577/2227 cut-off events.
[2021-12-21 15:07:12,865 INFO  L130       PetriNetUnfolder]: For 6888/7163 co-relation queries the response was YES.
[2021-12-21 15:07:12,881 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 7433 conditions, 2227 events. 577/2227 cut-off events. For 6888/7163 co-relation queries the response was YES. Maximal size of possible extension queue 189. Compared 18789 event pairs, 134 based on Foata normal form. 98/2248 useless extension candidates. Maximal degree in co-relation 7287. Up to 468 conditions per place. 
[2021-12-21 15:07:12,888 INFO  L132   encePairwiseOnDemand]: 128/153 looper letters, 98 selfloop transitions, 59 changer transitions 16/268 dead transitions.
[2021-12-21 15:07:12,889 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 245 places, 268 transitions, 2167 flow
[2021-12-21 15:07:12,889 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. 
[2021-12-21 15:07:12,889 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 29 states.
[2021-12-21 15:07:12,891 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 2763 transitions.
[2021-12-21 15:07:12,891 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.6227180527383367
[2021-12-21 15:07:12,891 INFO  L72            ComplementDD]: Start complementDD. Operand 29 states and 2763 transitions.
[2021-12-21 15:07:12,892 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 29 states and 2763 transitions.
[2021-12-21 15:07:12,892 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:07:12,892 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 29 states and 2763 transitions.
[2021-12-21 15:07:12,895 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 30 states, 29 states have (on average 95.27586206896552) internal successors, (2763), 29 states have internal predecessors, (2763), 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)
[2021-12-21 15:07:12,899 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 30 states, 30 states have (on average 153.0) internal successors, (4590), 30 states have internal predecessors, (4590), 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)
[2021-12-21 15:07:12,900 INFO  L81            ComplementDD]: Finished complementDD. Result  has 30 states, 30 states have (on average 153.0) internal successors, (4590), 30 states have internal predecessors, (4590), 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)
[2021-12-21 15:07:12,900 INFO  L186             Difference]: Start difference. First operand has 220 places, 226 transitions, 1351 flow. Second operand 29 states and 2763 transitions.
[2021-12-21 15:07:12,900 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 245 places, 268 transitions, 2167 flow
[2021-12-21 15:07:12,922 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 241 places, 268 transitions, 2152 flow, removed 7 selfloop flow, removed 4 redundant places.
[2021-12-21 15:07:12,925 INFO  L242             Difference]: Finished difference. Result has 250 places, 238 transitions, 1683 flow
[2021-12-21 15:07:12,926 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=1344, PETRI_DIFFERENCE_MINUEND_PLACES=213, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=226, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=48, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=171, PETRI_DIFFERENCE_SUBTRAHEND_STATES=29, PETRI_FLOW=1683, PETRI_PLACES=250, PETRI_TRANSITIONS=238}
[2021-12-21 15:07:12,926 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, 90 predicate places.
[2021-12-21 15:07:12,926 INFO  L470      AbstractCegarLoop]: Abstraction has has 250 places, 238 transitions, 1683 flow
[2021-12-21 15:07:12,927 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 27 states, 27 states have (on average 93.70370370370371) internal successors, (2530), 27 states have internal predecessors, (2530), 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)
[2021-12-21 15:07:12,927 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:07:12,927 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:07:12,927 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13
[2021-12-21 15:07:12,927 INFO  L402      AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:07:12,928 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:07:12,928 INFO  L85        PathProgramCache]: Analyzing trace with hash 1826068308, now seen corresponding path program 4 times
[2021-12-21 15:07:12,928 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:07:12,928 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054940600]
[2021-12-21 15:07:12,928 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:07:12,928 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:07:12,998 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:07:13,362 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:07:13,363 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:07:13,363 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054940600]
[2021-12-21 15:07:13,363 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054940600] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:07:13,363 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:07:13,363 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18
[2021-12-21 15:07:13,363 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855754441]
[2021-12-21 15:07:13,363 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:07:13,364 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 18 states
[2021-12-21 15:07:13,364 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:07:13,364 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants.
[2021-12-21 15:07:13,364 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=227, Unknown=0, NotChecked=0, Total=306
[2021-12-21 15:07:13,365 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 112 out of 153
[2021-12-21 15:07:13,367 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 250 places, 238 transitions, 1683 flow. Second operand  has 18 states, 18 states have (on average 113.88888888888889) internal successors, (2050), 18 states have internal predecessors, (2050), 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)
[2021-12-21 15:07:13,367 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:07:13,367 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 153
[2021-12-21 15:07:13,367 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:07:14,380 INFO  L129       PetriNetUnfolder]: 598/2306 cut-off events.
[2021-12-21 15:07:14,380 INFO  L130       PetriNetUnfolder]: For 8769/9075 co-relation queries the response was YES.
[2021-12-21 15:07:14,397 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 8048 conditions, 2306 events. 598/2306 cut-off events. For 8769/9075 co-relation queries the response was YES. Maximal size of possible extension queue 204. Compared 19961 event pairs, 128 based on Foata normal form. 118/2356 useless extension candidates. Maximal degree in co-relation 7892. Up to 496 conditions per place. 
[2021-12-21 15:07:14,405 INFO  L132   encePairwiseOnDemand]: 135/153 looper letters, 86 selfloop transitions, 66 changer transitions 22/286 dead transitions.
[2021-12-21 15:07:14,405 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 266 places, 286 transitions, 2560 flow
[2021-12-21 15:07:14,406 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2021-12-21 15:07:14,406 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 23 states.
[2021-12-21 15:07:14,407 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 2663 transitions.
[2021-12-21 15:07:14,408 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.756749076442171
[2021-12-21 15:07:14,408 INFO  L72            ComplementDD]: Start complementDD. Operand 23 states and 2663 transitions.
[2021-12-21 15:07:14,408 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 23 states and 2663 transitions.
[2021-12-21 15:07:14,409 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:07:14,409 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 2663 transitions.
[2021-12-21 15:07:14,412 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 24 states, 23 states have (on average 115.78260869565217) internal successors, (2663), 23 states have internal predecessors, (2663), 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)
[2021-12-21 15:07:14,415 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 24 states, 24 states have (on average 153.0) internal successors, (3672), 24 states have internal predecessors, (3672), 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)
[2021-12-21 15:07:14,415 INFO  L81            ComplementDD]: Finished complementDD. Result  has 24 states, 24 states have (on average 153.0) internal successors, (3672), 24 states have internal predecessors, (3672), 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)
[2021-12-21 15:07:14,415 INFO  L186             Difference]: Start difference. First operand has 250 places, 238 transitions, 1683 flow. Second operand 23 states and 2663 transitions.
[2021-12-21 15:07:14,416 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 266 places, 286 transitions, 2560 flow
[2021-12-21 15:07:14,448 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 244 places, 286 transitions, 2409 flow, removed 57 selfloop flow, removed 22 redundant places.
[2021-12-21 15:07:14,453 INFO  L242             Difference]: Finished difference. Result has 257 places, 251 transitions, 1997 flow
[2021-12-21 15:07:14,454 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=1594, PETRI_DIFFERENCE_MINUEND_PLACES=222, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=238, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=55, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=177, PETRI_DIFFERENCE_SUBTRAHEND_STATES=23, PETRI_FLOW=1997, PETRI_PLACES=257, PETRI_TRANSITIONS=251}
[2021-12-21 15:07:14,455 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, 97 predicate places.
[2021-12-21 15:07:14,455 INFO  L470      AbstractCegarLoop]: Abstraction has has 257 places, 251 transitions, 1997 flow
[2021-12-21 15:07:14,456 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 18 states, 18 states have (on average 113.88888888888889) internal successors, (2050), 18 states have internal predecessors, (2050), 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)
[2021-12-21 15:07:14,456 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:07:14,456 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:07:14,456 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14
[2021-12-21 15:07:14,456 INFO  L402      AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:07:14,457 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:07:14,457 INFO  L85        PathProgramCache]: Analyzing trace with hash 1657977338, now seen corresponding path program 1 times
[2021-12-21 15:07:14,457 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:07:14,457 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477102462]
[2021-12-21 15:07:14,457 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:07:14,457 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:07:14,541 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:07:14,829 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:07:14,830 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:07:14,830 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477102462]
[2021-12-21 15:07:14,831 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1477102462] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:07:14,831 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:07:14,831 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14
[2021-12-21 15:07:14,832 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748062609]
[2021-12-21 15:07:14,832 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:07:14,832 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 14 states
[2021-12-21 15:07:14,833 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:07:14,833 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2021-12-21 15:07:14,833 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182
[2021-12-21 15:07:14,834 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 111 out of 153
[2021-12-21 15:07:14,835 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 257 places, 251 transitions, 1997 flow. Second operand  has 14 states, 14 states have (on average 113.57142857142857) internal successors, (1590), 14 states have internal predecessors, (1590), 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)
[2021-12-21 15:07:14,835 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:07:14,835 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 111 of 153
[2021-12-21 15:07:14,835 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:07:15,727 INFO  L129       PetriNetUnfolder]: 780/3081 cut-off events.
[2021-12-21 15:07:15,727 INFO  L130       PetriNetUnfolder]: For 12865/13291 co-relation queries the response was YES.
[2021-12-21 15:07:15,751 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 10834 conditions, 3081 events. 780/3081 cut-off events. For 12865/13291 co-relation queries the response was YES. Maximal size of possible extension queue 271. Compared 28956 event pairs, 161 based on Foata normal form. 138/3126 useless extension candidates. Maximal degree in co-relation 10674. Up to 452 conditions per place. 
[2021-12-21 15:07:15,760 INFO  L132   encePairwiseOnDemand]: 140/153 looper letters, 114 selfloop transitions, 70 changer transitions 10/305 dead transitions.
[2021-12-21 15:07:15,760 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 262 places, 305 transitions, 2932 flow
[2021-12-21 15:07:15,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2021-12-21 15:07:15,770 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 15 states.
[2021-12-21 15:07:15,774 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1757 transitions.
[2021-12-21 15:07:15,776 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.7655773420479303
[2021-12-21 15:07:15,776 INFO  L72            ComplementDD]: Start complementDD. Operand 15 states and 1757 transitions.
[2021-12-21 15:07:15,776 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 15 states and 1757 transitions.
[2021-12-21 15:07:15,778 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:07:15,778 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 1757 transitions.
[2021-12-21 15:07:15,783 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 16 states, 15 states have (on average 117.13333333333334) internal successors, (1757), 15 states have internal predecessors, (1757), 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)
[2021-12-21 15:07:15,785 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 16 states, 16 states have (on average 153.0) internal successors, (2448), 16 states have internal predecessors, (2448), 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)
[2021-12-21 15:07:15,786 INFO  L81            ComplementDD]: Finished complementDD. Result  has 16 states, 16 states have (on average 153.0) internal successors, (2448), 16 states have internal predecessors, (2448), 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)
[2021-12-21 15:07:15,786 INFO  L186             Difference]: Start difference. First operand has 257 places, 251 transitions, 1997 flow. Second operand 15 states and 1757 transitions.
[2021-12-21 15:07:15,787 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 262 places, 305 transitions, 2932 flow
[2021-12-21 15:07:15,830 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 243 places, 305 transitions, 2733 flow, removed 93 selfloop flow, removed 19 redundant places.
[2021-12-21 15:07:15,834 INFO  L242             Difference]: Finished difference. Result has 252 places, 259 transitions, 2251 flow
[2021-12-21 15:07:15,835 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=1902, PETRI_DIFFERENCE_MINUEND_PLACES=229, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=251, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=62, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=183, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=2251, PETRI_PLACES=252, PETRI_TRANSITIONS=259}
[2021-12-21 15:07:15,835 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, 92 predicate places.
[2021-12-21 15:07:15,835 INFO  L470      AbstractCegarLoop]: Abstraction has has 252 places, 259 transitions, 2251 flow
[2021-12-21 15:07:15,836 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 14 states, 14 states have (on average 113.57142857142857) internal successors, (1590), 14 states have internal predecessors, (1590), 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)
[2021-12-21 15:07:15,836 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:07:15,836 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:07:15,836 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15
[2021-12-21 15:07:15,836 INFO  L402      AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:07:15,837 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:07:15,837 INFO  L85        PathProgramCache]: Analyzing trace with hash 1305807830, now seen corresponding path program 2 times
[2021-12-21 15:07:15,837 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:07:15,837 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999616192]
[2021-12-21 15:07:15,837 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:07:15,838 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:07:15,901 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:07:15,964 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:07:15,964 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:07:15,964 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999616192]
[2021-12-21 15:07:15,964 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999616192] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:07:15,964 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:07:15,964 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2021-12-21 15:07:15,964 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838573666]
[2021-12-21 15:07:15,965 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:07:15,965 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2021-12-21 15:07:15,965 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:07:15,965 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2021-12-21 15:07:15,966 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72
[2021-12-21 15:07:15,966 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 125 out of 153
[2021-12-21 15:07:15,967 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 252 places, 259 transitions, 2251 flow. Second operand  has 9 states, 9 states have (on average 127.33333333333333) internal successors, (1146), 9 states have internal predecessors, (1146), 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)
[2021-12-21 15:07:15,967 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:07:15,967 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 153
[2021-12-21 15:07:15,967 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:07:16,958 INFO  L129       PetriNetUnfolder]: 1990/4844 cut-off events.
[2021-12-21 15:07:16,958 INFO  L130       PetriNetUnfolder]: For 39954/40269 co-relation queries the response was YES.
[2021-12-21 15:07:16,988 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 23071 conditions, 4844 events. 1990/4844 cut-off events. For 39954/40269 co-relation queries the response was YES. Maximal size of possible extension queue 443. Compared 42905 event pairs, 123 based on Foata normal form. 77/4852 useless extension candidates. Maximal degree in co-relation 23006. Up to 1120 conditions per place. 
[2021-12-21 15:07:17,000 INFO  L132   encePairwiseOnDemand]: 143/153 looper letters, 245 selfloop transitions, 19 changer transitions 87/476 dead transitions.
[2021-12-21 15:07:17,001 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 257 places, 476 transitions, 6067 flow
[2021-12-21 15:07:17,001 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-12-21 15:07:17,001 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 12 states.
[2021-12-21 15:07:17,002 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1585 transitions.
[2021-12-21 15:07:17,002 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.8632897603485838
[2021-12-21 15:07:17,002 INFO  L72            ComplementDD]: Start complementDD. Operand 12 states and 1585 transitions.
[2021-12-21 15:07:17,003 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 12 states and 1585 transitions.
[2021-12-21 15:07:17,003 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:07:17,003 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1585 transitions.
[2021-12-21 15:07:17,005 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 13 states, 12 states have (on average 132.08333333333334) internal successors, (1585), 12 states have internal predecessors, (1585), 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)
[2021-12-21 15:07:17,006 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 13 states, 13 states have (on average 153.0) internal successors, (1989), 13 states have internal predecessors, (1989), 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)
[2021-12-21 15:07:17,006 INFO  L81            ComplementDD]: Finished complementDD. Result  has 13 states, 13 states have (on average 153.0) internal successors, (1989), 13 states have internal predecessors, (1989), 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)
[2021-12-21 15:07:17,006 INFO  L186             Difference]: Start difference. First operand has 252 places, 259 transitions, 2251 flow. Second operand 12 states and 1585 transitions.
[2021-12-21 15:07:17,006 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 257 places, 476 transitions, 6067 flow
[2021-12-21 15:07:17,091 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 239 places, 476 transitions, 5445 flow, removed 181 selfloop flow, removed 18 redundant places.
[2021-12-21 15:07:17,096 INFO  L242             Difference]: Finished difference. Result has 245 places, 250 transitions, 2004 flow
[2021-12-21 15:07:17,096 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=2041, PETRI_DIFFERENCE_MINUEND_PLACES=228, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=258, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=239, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=2004, PETRI_PLACES=245, PETRI_TRANSITIONS=250}
[2021-12-21 15:07:17,097 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, 85 predicate places.
[2021-12-21 15:07:17,097 INFO  L470      AbstractCegarLoop]: Abstraction has has 245 places, 250 transitions, 2004 flow
[2021-12-21 15:07:17,097 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 9 states, 9 states have (on average 127.33333333333333) internal successors, (1146), 9 states have internal predecessors, (1146), 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)
[2021-12-21 15:07:17,097 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:07:17,097 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:07:17,097 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16
[2021-12-21 15:07:17,098 INFO  L402      AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:07:17,098 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:07:17,098 INFO  L85        PathProgramCache]: Analyzing trace with hash 1762842823, now seen corresponding path program 1 times
[2021-12-21 15:07:17,098 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:07:17,098 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601084720]
[2021-12-21 15:07:17,098 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:07:17,098 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:07:17,197 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:07:17,857 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:07:17,858 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:07:17,858 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601084720]
[2021-12-21 15:07:17,858 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601084720] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:07:17,858 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:07:17,858 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19
[2021-12-21 15:07:17,858 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467347290]
[2021-12-21 15:07:17,858 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:07:17,858 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 19 states
[2021-12-21 15:07:17,858 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:07:17,859 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants.
[2021-12-21 15:07:17,859 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342
[2021-12-21 15:07:17,859 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 95 out of 153
[2021-12-21 15:07:17,860 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 245 places, 250 transitions, 2004 flow. Second operand  has 19 states, 19 states have (on average 97.47368421052632) internal successors, (1852), 19 states have internal predecessors, (1852), 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)
[2021-12-21 15:07:17,861 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:07:17,861 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 153
[2021-12-21 15:07:17,861 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:07:19,183 INFO  L129       PetriNetUnfolder]: 1060/4113 cut-off events.
[2021-12-21 15:07:19,183 INFO  L130       PetriNetUnfolder]: For 13294/13928 co-relation queries the response was YES.
[2021-12-21 15:07:19,209 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 13994 conditions, 4113 events. 1060/4113 cut-off events. For 13294/13928 co-relation queries the response was YES. Maximal size of possible extension queue 513. Compared 44436 event pairs, 127 based on Foata normal form. 59/4005 useless extension candidates. Maximal degree in co-relation 13842. Up to 720 conditions per place. 
[2021-12-21 15:07:19,217 INFO  L132   encePairwiseOnDemand]: 135/153 looper letters, 120 selfloop transitions, 61 changer transitions 28/305 dead transitions.
[2021-12-21 15:07:19,217 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 257 places, 305 transitions, 2852 flow
[2021-12-21 15:07:19,217 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. 
[2021-12-21 15:07:19,217 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 19 states.
[2021-12-21 15:07:19,218 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 1905 transitions.
[2021-12-21 15:07:19,219 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.6553147574819401
[2021-12-21 15:07:19,219 INFO  L72            ComplementDD]: Start complementDD. Operand 19 states and 1905 transitions.
[2021-12-21 15:07:19,219 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 19 states and 1905 transitions.
[2021-12-21 15:07:19,220 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:07:19,220 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 1905 transitions.
[2021-12-21 15:07:19,221 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 20 states, 19 states have (on average 100.26315789473684) internal successors, (1905), 19 states have internal predecessors, (1905), 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)
[2021-12-21 15:07:19,223 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 20 states, 20 states have (on average 153.0) internal successors, (3060), 20 states have internal predecessors, (3060), 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)
[2021-12-21 15:07:19,224 INFO  L81            ComplementDD]: Finished complementDD. Result  has 20 states, 20 states have (on average 153.0) internal successors, (3060), 20 states have internal predecessors, (3060), 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)
[2021-12-21 15:07:19,224 INFO  L186             Difference]: Start difference. First operand has 245 places, 250 transitions, 2004 flow. Second operand 19 states and 1905 transitions.
[2021-12-21 15:07:19,224 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 257 places, 305 transitions, 2852 flow
[2021-12-21 15:07:19,301 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 237 places, 305 transitions, 2672 flow, removed 43 selfloop flow, removed 20 redundant places.
[2021-12-21 15:07:19,304 INFO  L242             Difference]: Finished difference. Result has 246 places, 259 transitions, 2142 flow
[2021-12-21 15:07:19,304 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=1826, PETRI_DIFFERENCE_MINUEND_PLACES=219, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=250, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=53, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=191, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=2142, PETRI_PLACES=246, PETRI_TRANSITIONS=259}
[2021-12-21 15:07:19,305 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, 86 predicate places.
[2021-12-21 15:07:19,305 INFO  L470      AbstractCegarLoop]: Abstraction has has 246 places, 259 transitions, 2142 flow
[2021-12-21 15:07:19,305 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 19 states, 19 states have (on average 97.47368421052632) internal successors, (1852), 19 states have internal predecessors, (1852), 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)
[2021-12-21 15:07:19,305 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:07:19,306 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:07:19,306 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17
[2021-12-21 15:07:19,306 INFO  L402      AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:07:19,306 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:07:19,306 INFO  L85        PathProgramCache]: Analyzing trace with hash 1274593493, now seen corresponding path program 2 times
[2021-12-21 15:07:19,306 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:07:19,307 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44024864]
[2021-12-21 15:07:19,307 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:07:19,307 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:07:19,385 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:07:19,928 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:07:19,928 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:07:19,928 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44024864]
[2021-12-21 15:07:19,928 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44024864] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:07:19,928 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:07:19,929 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21
[2021-12-21 15:07:19,929 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092059549]
[2021-12-21 15:07:19,929 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:07:19,929 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 21 states
[2021-12-21 15:07:19,929 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:07:19,929 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants.
[2021-12-21 15:07:19,929 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=341, Unknown=0, NotChecked=0, Total=420
[2021-12-21 15:07:19,930 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 99 out of 153
[2021-12-21 15:07:19,931 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 246 places, 259 transitions, 2142 flow. Second operand  has 21 states, 21 states have (on average 100.95238095238095) internal successors, (2120), 21 states have internal predecessors, (2120), 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)
[2021-12-21 15:07:19,931 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:07:19,931 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 99 of 153
[2021-12-21 15:07:19,931 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:07:21,806 INFO  L129       PetriNetUnfolder]: 1258/5079 cut-off events.
[2021-12-21 15:07:21,806 INFO  L130       PetriNetUnfolder]: For 14647/14932 co-relation queries the response was YES.
[2021-12-21 15:07:21,831 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 13537 conditions, 5079 events. 1258/5079 cut-off events. For 14647/14932 co-relation queries the response was YES. Maximal size of possible extension queue 620. Compared 57682 event pairs, 121 based on Foata normal form. 92/4973 useless extension candidates. Maximal degree in co-relation 13479. Up to 802 conditions per place. 
[2021-12-21 15:07:21,839 INFO  L132   encePairwiseOnDemand]: 133/153 looper letters, 151 selfloop transitions, 69 changer transitions 67/389 dead transitions.
[2021-12-21 15:07:21,839 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 265 places, 389 transitions, 4024 flow
[2021-12-21 15:07:21,839 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2021-12-21 15:07:21,840 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 27 states.
[2021-12-21 15:07:21,841 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 2820 transitions.
[2021-12-21 15:07:21,842 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.6826434277414669
[2021-12-21 15:07:21,842 INFO  L72            ComplementDD]: Start complementDD. Operand 27 states and 2820 transitions.
[2021-12-21 15:07:21,842 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 27 states and 2820 transitions.
[2021-12-21 15:07:21,842 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:07:21,842 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 27 states and 2820 transitions.
[2021-12-21 15:07:21,845 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 28 states, 27 states have (on average 104.44444444444444) internal successors, (2820), 27 states have internal predecessors, (2820), 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)
[2021-12-21 15:07:21,848 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 28 states, 28 states have (on average 153.0) internal successors, (4284), 28 states have internal predecessors, (4284), 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)
[2021-12-21 15:07:21,849 INFO  L81            ComplementDD]: Finished complementDD. Result  has 28 states, 28 states have (on average 153.0) internal successors, (4284), 28 states have internal predecessors, (4284), 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)
[2021-12-21 15:07:21,849 INFO  L186             Difference]: Start difference. First operand has 246 places, 259 transitions, 2142 flow. Second operand 27 states and 2820 transitions.
[2021-12-21 15:07:21,849 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 265 places, 389 transitions, 4024 flow
[2021-12-21 15:07:21,879 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 253 places, 389 transitions, 3850 flow, removed 71 selfloop flow, removed 12 redundant places.
[2021-12-21 15:07:21,883 INFO  L242             Difference]: Finished difference. Result has 271 places, 279 transitions, 2647 flow
[2021-12-21 15:07:21,884 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=2070, PETRI_DIFFERENCE_MINUEND_PLACES=227, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=259, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=49, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=195, PETRI_DIFFERENCE_SUBTRAHEND_STATES=27, PETRI_FLOW=2647, PETRI_PLACES=271, PETRI_TRANSITIONS=279}
[2021-12-21 15:07:21,884 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, 111 predicate places.
[2021-12-21 15:07:21,884 INFO  L470      AbstractCegarLoop]: Abstraction has has 271 places, 279 transitions, 2647 flow
[2021-12-21 15:07:21,884 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 21 states, 21 states have (on average 100.95238095238095) internal successors, (2120), 21 states have internal predecessors, (2120), 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)
[2021-12-21 15:07:21,885 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:07:21,885 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:07:21,885 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18
[2021-12-21 15:07:21,885 INFO  L402      AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:07:21,885 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:07:21,885 INFO  L85        PathProgramCache]: Analyzing trace with hash 2110296137, now seen corresponding path program 3 times
[2021-12-21 15:07:21,885 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:07:21,886 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338591900]
[2021-12-21 15:07:21,886 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:07:21,886 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:07:21,951 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:07:22,391 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:07:22,391 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:07:22,391 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338591900]
[2021-12-21 15:07:22,391 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338591900] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:07:22,391 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:07:22,391 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19
[2021-12-21 15:07:22,391 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727362219]
[2021-12-21 15:07:22,391 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:07:22,392 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 19 states
[2021-12-21 15:07:22,392 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:07:22,392 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants.
[2021-12-21 15:07:22,392 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=280, Unknown=0, NotChecked=0, Total=342
[2021-12-21 15:07:22,393 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 100 out of 153
[2021-12-21 15:07:22,394 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 271 places, 279 transitions, 2647 flow. Second operand  has 19 states, 19 states have (on average 102.15789473684211) internal successors, (1941), 19 states have internal predecessors, (1941), 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)
[2021-12-21 15:07:22,394 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:07:22,394 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 153
[2021-12-21 15:07:22,394 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:07:23,809 INFO  L129       PetriNetUnfolder]: 1377/5621 cut-off events.
[2021-12-21 15:07:23,810 INFO  L130       PetriNetUnfolder]: For 18539/18837 co-relation queries the response was YES.
[2021-12-21 15:07:23,841 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 15221 conditions, 5621 events. 1377/5621 cut-off events. For 18539/18837 co-relation queries the response was YES. Maximal size of possible extension queue 716. Compared 65454 event pairs, 93 based on Foata normal form. 137/5541 useless extension candidates. Maximal degree in co-relation 15130. Up to 894 conditions per place. 
[2021-12-21 15:07:23,849 INFO  L132   encePairwiseOnDemand]: 133/153 looper letters, 173 selfloop transitions, 87 changer transitions 21/383 dead transitions.
[2021-12-21 15:07:23,850 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 275 places, 383 transitions, 4471 flow
[2021-12-21 15:07:23,850 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2021-12-21 15:07:23,850 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 20 states.
[2021-12-21 15:07:23,851 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 2114 transitions.
[2021-12-21 15:07:23,851 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.6908496732026144
[2021-12-21 15:07:23,852 INFO  L72            ComplementDD]: Start complementDD. Operand 20 states and 2114 transitions.
[2021-12-21 15:07:23,852 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 20 states and 2114 transitions.
[2021-12-21 15:07:23,852 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:07:23,852 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 2114 transitions.
[2021-12-21 15:07:23,854 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 21 states, 20 states have (on average 105.7) internal successors, (2114), 20 states have internal predecessors, (2114), 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)
[2021-12-21 15:07:23,857 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 21 states, 21 states have (on average 153.0) internal successors, (3213), 21 states have internal predecessors, (3213), 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)
[2021-12-21 15:07:23,857 INFO  L81            ComplementDD]: Finished complementDD. Result  has 21 states, 21 states have (on average 153.0) internal successors, (3213), 21 states have internal predecessors, (3213), 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)
[2021-12-21 15:07:23,857 INFO  L186             Difference]: Start difference. First operand has 271 places, 279 transitions, 2647 flow. Second operand 20 states and 2114 transitions.
[2021-12-21 15:07:23,857 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 275 places, 383 transitions, 4471 flow
[2021-12-21 15:07:23,899 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 254 places, 383 transitions, 4254 flow, removed 87 selfloop flow, removed 21 redundant places.
[2021-12-21 15:07:23,903 INFO  L242             Difference]: Finished difference. Result has 263 places, 325 transitions, 3569 flow
[2021-12-21 15:07:23,903 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=2557, PETRI_DIFFERENCE_MINUEND_PLACES=235, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=279, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=49, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=209, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=3569, PETRI_PLACES=263, PETRI_TRANSITIONS=325}
[2021-12-21 15:07:23,904 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, 103 predicate places.
[2021-12-21 15:07:23,904 INFO  L470      AbstractCegarLoop]: Abstraction has has 263 places, 325 transitions, 3569 flow
[2021-12-21 15:07:23,904 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 19 states, 19 states have (on average 102.15789473684211) internal successors, (1941), 19 states have internal predecessors, (1941), 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)
[2021-12-21 15:07:23,904 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:07:23,905 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:07:23,905 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19
[2021-12-21 15:07:23,905 INFO  L402      AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:07:23,905 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:07:23,905 INFO  L85        PathProgramCache]: Analyzing trace with hash -1346923547, now seen corresponding path program 4 times
[2021-12-21 15:07:23,905 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:07:23,906 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202736702]
[2021-12-21 15:07:23,906 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:07:23,906 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:07:23,999 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:07:25,243 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:07:25,243 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:07:25,243 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202736702]
[2021-12-21 15:07:25,243 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202736702] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:07:25,243 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:07:25,243 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23
[2021-12-21 15:07:25,243 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744320120]
[2021-12-21 15:07:25,243 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:07:25,244 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 23 states
[2021-12-21 15:07:25,244 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:07:25,244 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants.
[2021-12-21 15:07:25,244 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=415, Unknown=0, NotChecked=0, Total=506
[2021-12-21 15:07:25,245 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 94 out of 153
[2021-12-21 15:07:25,246 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 263 places, 325 transitions, 3569 flow. Second operand  has 23 states, 23 states have (on average 96.1304347826087) internal successors, (2211), 23 states have internal predecessors, (2211), 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)
[2021-12-21 15:07:25,247 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:07:25,247 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 153
[2021-12-21 15:07:25,247 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:07:27,212 INFO  L129       PetriNetUnfolder]: 1535/6314 cut-off events.
[2021-12-21 15:07:27,213 INFO  L130       PetriNetUnfolder]: For 22152/22530 co-relation queries the response was YES.
[2021-12-21 15:07:27,256 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 17425 conditions, 6314 events. 1535/6314 cut-off events. For 22152/22530 co-relation queries the response was YES. Maximal size of possible extension queue 822. Compared 75811 event pairs, 81 based on Foata normal form. 120/6181 useless extension candidates. Maximal degree in co-relation 17344. Up to 1002 conditions per place. 
[2021-12-21 15:07:27,267 INFO  L132   encePairwiseOnDemand]: 133/153 looper letters, 189 selfloop transitions, 88 changer transitions 10/381 dead transitions.
[2021-12-21 15:07:27,267 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 282 places, 381 transitions, 4713 flow
[2021-12-21 15:07:27,268 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2021-12-21 15:07:27,268 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 23 states.
[2021-12-21 15:07:27,269 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 2274 transitions.
[2021-12-21 15:07:27,269 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.6462063086104007
[2021-12-21 15:07:27,270 INFO  L72            ComplementDD]: Start complementDD. Operand 23 states and 2274 transitions.
[2021-12-21 15:07:27,270 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 23 states and 2274 transitions.
[2021-12-21 15:07:27,270 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:07:27,270 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 2274 transitions.
[2021-12-21 15:07:27,272 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 24 states, 23 states have (on average 98.8695652173913) internal successors, (2274), 23 states have internal predecessors, (2274), 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)
[2021-12-21 15:07:27,274 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 24 states, 24 states have (on average 153.0) internal successors, (3672), 24 states have internal predecessors, (3672), 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)
[2021-12-21 15:07:27,275 INFO  L81            ComplementDD]: Finished complementDD. Result  has 24 states, 24 states have (on average 153.0) internal successors, (3672), 24 states have internal predecessors, (3672), 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)
[2021-12-21 15:07:27,275 INFO  L186             Difference]: Start difference. First operand has 263 places, 325 transitions, 3569 flow. Second operand 23 states and 2274 transitions.
[2021-12-21 15:07:27,275 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 282 places, 381 transitions, 4713 flow
[2021-12-21 15:07:27,340 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 274 places, 381 transitions, 4515 flow, removed 94 selfloop flow, removed 8 redundant places.
[2021-12-21 15:07:27,344 INFO  L242             Difference]: Finished difference. Result has 285 places, 337 transitions, 3835 flow
[2021-12-21 15:07:27,345 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=3397, PETRI_DIFFERENCE_MINUEND_PLACES=252, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=325, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=79, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=242, PETRI_DIFFERENCE_SUBTRAHEND_STATES=23, PETRI_FLOW=3835, PETRI_PLACES=285, PETRI_TRANSITIONS=337}
[2021-12-21 15:07:27,345 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, 125 predicate places.
[2021-12-21 15:07:27,345 INFO  L470      AbstractCegarLoop]: Abstraction has has 285 places, 337 transitions, 3835 flow
[2021-12-21 15:07:27,346 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 23 states, 23 states have (on average 96.1304347826087) internal successors, (2211), 23 states have internal predecessors, (2211), 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)
[2021-12-21 15:07:27,346 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:07:27,346 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:07:27,346 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20
[2021-12-21 15:07:27,346 INFO  L402      AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:07:27,347 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:07:27,347 INFO  L85        PathProgramCache]: Analyzing trace with hash 1842603593, now seen corresponding path program 5 times
[2021-12-21 15:07:27,347 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:07:27,347 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65801988]
[2021-12-21 15:07:27,347 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:07:27,347 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:07:27,418 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:07:28,418 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:07:28,418 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:07:28,418 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65801988]
[2021-12-21 15:07:28,418 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65801988] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:07:28,418 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:07:28,418 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23
[2021-12-21 15:07:28,418 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196436070]
[2021-12-21 15:07:28,419 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:07:28,419 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 23 states
[2021-12-21 15:07:28,419 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:07:28,419 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants.
[2021-12-21 15:07:28,420 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=413, Unknown=0, NotChecked=0, Total=506
[2021-12-21 15:07:28,420 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 93 out of 153
[2021-12-21 15:07:28,421 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 285 places, 337 transitions, 3835 flow. Second operand  has 23 states, 23 states have (on average 95.08695652173913) internal successors, (2187), 23 states have internal predecessors, (2187), 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)
[2021-12-21 15:07:28,421 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:07:28,422 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 93 of 153
[2021-12-21 15:07:28,422 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:07:30,458 INFO  L129       PetriNetUnfolder]: 1672/6823 cut-off events.
[2021-12-21 15:07:30,459 INFO  L130       PetriNetUnfolder]: For 27047/27601 co-relation queries the response was YES.
[2021-12-21 15:07:30,520 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 18931 conditions, 6823 events. 1672/6823 cut-off events. For 27047/27601 co-relation queries the response was YES. Maximal size of possible extension queue 909. Compared 83414 event pairs, 58 based on Foata normal form. 221/6759 useless extension candidates. Maximal degree in co-relation 18835. Up to 1106 conditions per place. 
[2021-12-21 15:07:30,533 INFO  L132   encePairwiseOnDemand]: 133/153 looper letters, 185 selfloop transitions, 103 changer transitions 6/389 dead transitions.
[2021-12-21 15:07:30,533 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 299 places, 389 transitions, 5179 flow
[2021-12-21 15:07:30,533 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-12-21 15:07:30,533 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 21 states.
[2021-12-21 15:07:30,534 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 2056 transitions.
[2021-12-21 15:07:30,535 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.6399004046062869
[2021-12-21 15:07:30,535 INFO  L72            ComplementDD]: Start complementDD. Operand 21 states and 2056 transitions.
[2021-12-21 15:07:30,535 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 21 states and 2056 transitions.
[2021-12-21 15:07:30,535 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:07:30,535 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 2056 transitions.
[2021-12-21 15:07:30,537 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 22 states, 21 states have (on average 97.9047619047619) internal successors, (2056), 21 states have internal predecessors, (2056), 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)
[2021-12-21 15:07:30,539 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 22 states, 22 states have (on average 153.0) internal successors, (3366), 22 states have internal predecessors, (3366), 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)
[2021-12-21 15:07:30,540 INFO  L81            ComplementDD]: Finished complementDD. Result  has 22 states, 22 states have (on average 153.0) internal successors, (3366), 22 states have internal predecessors, (3366), 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)
[2021-12-21 15:07:30,540 INFO  L186             Difference]: Start difference. First operand has 285 places, 337 transitions, 3835 flow. Second operand 21 states and 2056 transitions.
[2021-12-21 15:07:30,540 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 299 places, 389 transitions, 5179 flow
[2021-12-21 15:07:30,621 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 284 places, 389 transitions, 4802 flow, removed 143 selfloop flow, removed 15 redundant places.
[2021-12-21 15:07:30,626 INFO  L242             Difference]: Finished difference. Result has 293 places, 358 transitions, 4302 flow
[2021-12-21 15:07:30,626 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=3593, PETRI_DIFFERENCE_MINUEND_PLACES=264, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=337, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=85, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=240, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=4302, PETRI_PLACES=293, PETRI_TRANSITIONS=358}
[2021-12-21 15:07:30,627 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, 133 predicate places.
[2021-12-21 15:07:30,627 INFO  L470      AbstractCegarLoop]: Abstraction has has 293 places, 358 transitions, 4302 flow
[2021-12-21 15:07:30,627 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 23 states, 23 states have (on average 95.08695652173913) internal successors, (2187), 23 states have internal predecessors, (2187), 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)
[2021-12-21 15:07:30,627 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:07:30,627 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:07:30,627 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21
[2021-12-21 15:07:30,628 INFO  L402      AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:07:30,628 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:07:30,628 INFO  L85        PathProgramCache]: Analyzing trace with hash -156960637, now seen corresponding path program 6 times
[2021-12-21 15:07:30,628 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:07:30,628 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839998151]
[2021-12-21 15:07:30,628 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:07:30,628 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:07:30,711 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:07:31,633 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:07:31,633 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:07:31,633 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839998151]
[2021-12-21 15:07:31,633 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839998151] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:07:31,633 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:07:31,633 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22
[2021-12-21 15:07:31,634 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598367719]
[2021-12-21 15:07:31,634 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:07:31,634 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 22 states
[2021-12-21 15:07:31,634 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:07:31,634 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants.
[2021-12-21 15:07:31,635 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=377, Unknown=0, NotChecked=0, Total=462
[2021-12-21 15:07:31,636 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 92 out of 153
[2021-12-21 15:07:31,636 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 293 places, 358 transitions, 4302 flow. Second operand  has 22 states, 22 states have (on average 94.31818181818181) internal successors, (2075), 22 states have internal predecessors, (2075), 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)
[2021-12-21 15:07:31,637 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:07:31,637 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 92 of 153
[2021-12-21 15:07:31,637 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:07:33,572 INFO  L129       PetriNetUnfolder]: 1955/7985 cut-off events.
[2021-12-21 15:07:33,572 INFO  L130       PetriNetUnfolder]: For 28307/28924 co-relation queries the response was YES.
[2021-12-21 15:07:33,641 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 20987 conditions, 7985 events. 1955/7985 cut-off events. For 28307/28924 co-relation queries the response was YES. Maximal size of possible extension queue 1082. Compared 100700 event pairs, 69 based on Foata normal form. 241/7875 useless extension candidates. Maximal degree in co-relation 20896. Up to 1308 conditions per place. 
[2021-12-21 15:07:33,653 INFO  L132   encePairwiseOnDemand]: 131/153 looper letters, 179 selfloop transitions, 126 changer transitions 23/420 dead transitions.
[2021-12-21 15:07:33,654 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 309 places, 420 transitions, 5615 flow
[2021-12-21 15:07:33,654 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2021-12-21 15:07:33,654 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 20 states.
[2021-12-21 15:07:33,655 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 1945 transitions.
[2021-12-21 15:07:33,655 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.6356209150326797
[2021-12-21 15:07:33,655 INFO  L72            ComplementDD]: Start complementDD. Operand 20 states and 1945 transitions.
[2021-12-21 15:07:33,656 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 20 states and 1945 transitions.
[2021-12-21 15:07:33,656 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:07:33,656 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 1945 transitions.
[2021-12-21 15:07:33,658 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 21 states, 20 states have (on average 97.25) internal successors, (1945), 20 states have internal predecessors, (1945), 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)
[2021-12-21 15:07:33,660 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 21 states, 21 states have (on average 153.0) internal successors, (3213), 21 states have internal predecessors, (3213), 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)
[2021-12-21 15:07:33,660 INFO  L81            ComplementDD]: Finished complementDD. Result  has 21 states, 21 states have (on average 153.0) internal successors, (3213), 21 states have internal predecessors, (3213), 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)
[2021-12-21 15:07:33,660 INFO  L186             Difference]: Start difference. First operand has 293 places, 358 transitions, 4302 flow. Second operand 20 states and 1945 transitions.
[2021-12-21 15:07:33,660 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 309 places, 420 transitions, 5615 flow
[2021-12-21 15:07:33,740 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 295 places, 420 transitions, 5408 flow, removed 81 selfloop flow, removed 14 redundant places.
[2021-12-21 15:07:33,745 INFO  L242             Difference]: Finished difference. Result has 303 places, 378 transitions, 4769 flow
[2021-12-21 15:07:33,746 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=4155, PETRI_DIFFERENCE_MINUEND_PLACES=276, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=358, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=104, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=237, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=4769, PETRI_PLACES=303, PETRI_TRANSITIONS=378}
[2021-12-21 15:07:33,746 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, 143 predicate places.
[2021-12-21 15:07:33,746 INFO  L470      AbstractCegarLoop]: Abstraction has has 303 places, 378 transitions, 4769 flow
[2021-12-21 15:07:33,746 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 22 states, 22 states have (on average 94.31818181818181) internal successors, (2075), 22 states have internal predecessors, (2075), 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)
[2021-12-21 15:07:33,746 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:07:33,747 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:07:33,747 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22
[2021-12-21 15:07:33,747 INFO  L402      AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:07:33,747 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:07:33,747 INFO  L85        PathProgramCache]: Analyzing trace with hash 770083265, now seen corresponding path program 7 times
[2021-12-21 15:07:33,747 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:07:33,747 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153104180]
[2021-12-21 15:07:33,748 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:07:33,748 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:07:33,825 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:07:34,824 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:07:34,825 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:07:34,825 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153104180]
[2021-12-21 15:07:34,825 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153104180] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:07:34,825 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:07:34,825 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25
[2021-12-21 15:07:34,825 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633399281]
[2021-12-21 15:07:34,825 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:07:34,825 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 25 states
[2021-12-21 15:07:34,825 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:07:34,826 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants.
[2021-12-21 15:07:34,826 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=499, Unknown=0, NotChecked=0, Total=600
[2021-12-21 15:07:34,827 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 90 out of 153
[2021-12-21 15:07:34,828 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 303 places, 378 transitions, 4769 flow. Second operand  has 25 states, 25 states have (on average 92.04) internal successors, (2301), 25 states have internal predecessors, (2301), 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)
[2021-12-21 15:07:34,828 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:07:34,828 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 153
[2021-12-21 15:07:34,828 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:07:37,366 INFO  L129       PetriNetUnfolder]: 2068/8477 cut-off events.
[2021-12-21 15:07:37,366 INFO  L130       PetriNetUnfolder]: For 29184/29915 co-relation queries the response was YES.
[2021-12-21 15:07:37,450 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 22070 conditions, 8477 events. 2068/8477 cut-off events. For 29184/29915 co-relation queries the response was YES. Maximal size of possible extension queue 1169. Compared 108287 event pairs, 80 based on Foata normal form. 321/8410 useless extension candidates. Maximal degree in co-relation 21967. Up to 1388 conditions per place. 
[2021-12-21 15:07:37,464 INFO  L132   encePairwiseOnDemand]: 131/153 looper letters, 221 selfloop transitions, 90 changer transitions 19/422 dead transitions.
[2021-12-21 15:07:37,464 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 323 places, 422 transitions, 5833 flow
[2021-12-21 15:07:37,465 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-12-21 15:07:37,465 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 24 states.
[2021-12-21 15:07:37,466 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 2277 transitions.
[2021-12-21 15:07:37,467 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.6200980392156863
[2021-12-21 15:07:37,467 INFO  L72            ComplementDD]: Start complementDD. Operand 24 states and 2277 transitions.
[2021-12-21 15:07:37,467 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 24 states and 2277 transitions.
[2021-12-21 15:07:37,468 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:07:37,468 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 2277 transitions.
[2021-12-21 15:07:37,470 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 25 states, 24 states have (on average 94.875) internal successors, (2277), 24 states have internal predecessors, (2277), 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)
[2021-12-21 15:07:37,473 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 25 states, 25 states have (on average 153.0) internal successors, (3825), 25 states have internal predecessors, (3825), 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)
[2021-12-21 15:07:37,473 INFO  L81            ComplementDD]: Finished complementDD. Result  has 25 states, 25 states have (on average 153.0) internal successors, (3825), 25 states have internal predecessors, (3825), 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)
[2021-12-21 15:07:37,473 INFO  L186             Difference]: Start difference. First operand has 303 places, 378 transitions, 4769 flow. Second operand 24 states and 2277 transitions.
[2021-12-21 15:07:37,473 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 323 places, 422 transitions, 5833 flow
[2021-12-21 15:07:37,591 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 311 places, 422 transitions, 5554 flow, removed 86 selfloop flow, removed 12 redundant places.
[2021-12-21 15:07:37,597 INFO  L242             Difference]: Finished difference. Result has 322 places, 375 transitions, 4801 flow
[2021-12-21 15:07:37,597 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=4530, PETRI_DIFFERENCE_MINUEND_PLACES=288, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=378, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=88, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=288, PETRI_DIFFERENCE_SUBTRAHEND_STATES=24, PETRI_FLOW=4801, PETRI_PLACES=322, PETRI_TRANSITIONS=375}
[2021-12-21 15:07:37,598 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, 162 predicate places.
[2021-12-21 15:07:37,598 INFO  L470      AbstractCegarLoop]: Abstraction has has 322 places, 375 transitions, 4801 flow
[2021-12-21 15:07:37,598 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 25 states, 25 states have (on average 92.04) internal successors, (2301), 25 states have internal predecessors, (2301), 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)
[2021-12-21 15:07:37,598 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:07:37,599 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:07:37,599 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23
[2021-12-21 15:07:37,599 INFO  L402      AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:07:37,599 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:07:37,599 INFO  L85        PathProgramCache]: Analyzing trace with hash -1273248185, now seen corresponding path program 8 times
[2021-12-21 15:07:37,599 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:07:37,599 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578183988]
[2021-12-21 15:07:37,599 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:07:37,599 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:07:37,676 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:07:38,727 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:07:38,728 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:07:38,728 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578183988]
[2021-12-21 15:07:38,728 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [578183988] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:07:38,728 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:07:38,728 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23
[2021-12-21 15:07:38,728 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302332739]
[2021-12-21 15:07:38,728 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:07:38,728 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 23 states
[2021-12-21 15:07:38,728 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:07:38,729 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants.
[2021-12-21 15:07:38,729 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506
[2021-12-21 15:07:38,730 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 95 out of 153
[2021-12-21 15:07:38,731 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 322 places, 375 transitions, 4801 flow. Second operand  has 23 states, 23 states have (on average 97.08695652173913) internal successors, (2233), 23 states have internal predecessors, (2233), 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)
[2021-12-21 15:07:38,731 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:07:38,731 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 153
[2021-12-21 15:07:38,731 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:07:41,186 INFO  L129       PetriNetUnfolder]: 2066/8524 cut-off events.
[2021-12-21 15:07:41,187 INFO  L130       PetriNetUnfolder]: For 28416/29076 co-relation queries the response was YES.
[2021-12-21 15:07:41,239 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 22236 conditions, 8524 events. 2066/8524 cut-off events. For 28416/29076 co-relation queries the response was YES. Maximal size of possible extension queue 1170. Compared 108951 event pairs, 76 based on Foata normal form. 292/8428 useless extension candidates. Maximal degree in co-relation 22110. Up to 1382 conditions per place. 
[2021-12-21 15:07:41,249 INFO  L132   encePairwiseOnDemand]: 133/153 looper letters, 175 selfloop transitions, 104 changer transitions 42/416 dead transitions.
[2021-12-21 15:07:41,249 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 338 places, 416 transitions, 5829 flow
[2021-12-21 15:07:41,250 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. 
[2021-12-21 15:07:41,250 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 23 states.
[2021-12-21 15:07:41,251 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 2295 transitions.
[2021-12-21 15:07:41,251 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.6521739130434783
[2021-12-21 15:07:41,251 INFO  L72            ComplementDD]: Start complementDD. Operand 23 states and 2295 transitions.
[2021-12-21 15:07:41,251 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 23 states and 2295 transitions.
[2021-12-21 15:07:41,252 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:07:41,252 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 2295 transitions.
[2021-12-21 15:07:41,253 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 24 states, 23 states have (on average 99.78260869565217) internal successors, (2295), 23 states have internal predecessors, (2295), 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)
[2021-12-21 15:07:41,256 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 24 states, 24 states have (on average 153.0) internal successors, (3672), 24 states have internal predecessors, (3672), 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)
[2021-12-21 15:07:41,256 INFO  L81            ComplementDD]: Finished complementDD. Result  has 24 states, 24 states have (on average 153.0) internal successors, (3672), 24 states have internal predecessors, (3672), 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)
[2021-12-21 15:07:41,256 INFO  L186             Difference]: Start difference. First operand has 322 places, 375 transitions, 4801 flow. Second operand 23 states and 2295 transitions.
[2021-12-21 15:07:41,256 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 338 places, 416 transitions, 5829 flow
[2021-12-21 15:07:41,356 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 313 places, 416 transitions, 5623 flow, removed 42 selfloop flow, removed 25 redundant places.
[2021-12-21 15:07:41,362 INFO  L242             Difference]: Finished difference. Result has 323 places, 355 transitions, 4692 flow
[2021-12-21 15:07:41,362 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=4637, PETRI_DIFFERENCE_MINUEND_PLACES=291, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=375, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=104, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=271, PETRI_DIFFERENCE_SUBTRAHEND_STATES=23, PETRI_FLOW=4692, PETRI_PLACES=323, PETRI_TRANSITIONS=355}
[2021-12-21 15:07:41,363 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, 163 predicate places.
[2021-12-21 15:07:41,363 INFO  L470      AbstractCegarLoop]: Abstraction has has 323 places, 355 transitions, 4692 flow
[2021-12-21 15:07:41,363 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 23 states, 23 states have (on average 97.08695652173913) internal successors, (2233), 23 states have internal predecessors, (2233), 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)
[2021-12-21 15:07:41,364 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:07:41,364 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:07:41,364 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24
[2021-12-21 15:07:41,364 INFO  L402      AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:07:41,364 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:07:41,364 INFO  L85        PathProgramCache]: Analyzing trace with hash 697168195, now seen corresponding path program 9 times
[2021-12-21 15:07:41,364 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:07:41,365 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914292746]
[2021-12-21 15:07:41,365 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:07:41,365 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:07:41,431 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-21 15:07:42,311 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-21 15:07:42,312 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-12-21 15:07:42,312 INFO  L333   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914292746]
[2021-12-21 15:07:42,312 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914292746] provided 1 perfect and 0 imperfect interpolant sequences
[2021-12-21 15:07:42,312 INFO  L186   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-12-21 15:07:42,312 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23
[2021-12-21 15:07:42,312 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232821414]
[2021-12-21 15:07:42,312 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-12-21 15:07:42,312 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 23 states
[2021-12-21 15:07:42,312 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-12-21 15:07:42,313 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants.
[2021-12-21 15:07:42,313 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=408, Unknown=0, NotChecked=0, Total=506
[2021-12-21 15:07:42,314 INFO  L499   CegarLoopForPetriNet]: Number of universal loopers: 91 out of 153
[2021-12-21 15:07:42,314 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 323 places, 355 transitions, 4692 flow. Second operand  has 23 states, 23 states have (on average 93.17391304347827) internal successors, (2143), 23 states have internal predecessors, (2143), 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)
[2021-12-21 15:07:42,315 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-12-21 15:07:42,315 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 153
[2021-12-21 15:07:42,315 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-12-21 15:07:44,540 INFO  L129       PetriNetUnfolder]: 2199/9152 cut-off events.
[2021-12-21 15:07:44,540 INFO  L130       PetriNetUnfolder]: For 33699/34366 co-relation queries the response was YES.
[2021-12-21 15:07:44,595 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 23617 conditions, 9152 events. 2199/9152 cut-off events. For 33699/34366 co-relation queries the response was YES. Maximal size of possible extension queue 1269. Compared 119167 event pairs, 103 based on Foata normal form. 250/8984 useless extension candidates. Maximal degree in co-relation 23466. Up to 1512 conditions per place. 
[2021-12-21 15:07:44,608 INFO  L132   encePairwiseOnDemand]: 135/153 looper letters, 212 selfloop transitions, 84 changer transitions 31/420 dead transitions.
[2021-12-21 15:07:44,608 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 325 places, 420 transitions, 6154 flow
[2021-12-21 15:07:44,608 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. 
[2021-12-21 15:07:44,608 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 19 states.
[2021-12-21 15:07:44,609 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 1844 transitions.
[2021-12-21 15:07:44,610 INFO  L544   CegarLoopForPetriNet]: DFA transition density 0.6343309253525972
[2021-12-21 15:07:44,610 INFO  L72            ComplementDD]: Start complementDD. Operand 19 states and 1844 transitions.
[2021-12-21 15:07:44,610 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 19 states and 1844 transitions.
[2021-12-21 15:07:44,610 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-12-21 15:07:44,610 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 1844 transitions.
[2021-12-21 15:07:44,611 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 20 states, 19 states have (on average 97.05263157894737) internal successors, (1844), 19 states have internal predecessors, (1844), 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)
[2021-12-21 15:07:44,613 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 20 states, 20 states have (on average 153.0) internal successors, (3060), 20 states have internal predecessors, (3060), 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)
[2021-12-21 15:07:44,613 INFO  L81            ComplementDD]: Finished complementDD. Result  has 20 states, 20 states have (on average 153.0) internal successors, (3060), 20 states have internal predecessors, (3060), 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)
[2021-12-21 15:07:44,613 INFO  L186             Difference]: Start difference. First operand has 323 places, 355 transitions, 4692 flow. Second operand 19 states and 1844 transitions.
[2021-12-21 15:07:44,613 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 325 places, 420 transitions, 6154 flow
[2021-12-21 15:07:44,830 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 301 places, 420 transitions, 5900 flow, removed 54 selfloop flow, removed 24 redundant places.
[2021-12-21 15:07:44,835 INFO  L242             Difference]: Finished difference. Result has 307 places, 351 transitions, 4662 flow
[2021-12-21 15:07:44,836 INFO  L317   CegarLoopForPetriNet]: {PETRI_ALPHABET=153, PETRI_DIFFERENCE_MINUEND_FLOW=4510, PETRI_DIFFERENCE_MINUEND_PLACES=283, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=355, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=81, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=274, PETRI_DIFFERENCE_SUBTRAHEND_STATES=19, PETRI_FLOW=4662, PETRI_PLACES=307, PETRI_TRANSITIONS=351}
[2021-12-21 15:07:44,836 INFO  L334   CegarLoopForPetriNet]: 160 programPoint places, 147 predicate places.
[2021-12-21 15:07:44,836 INFO  L470      AbstractCegarLoop]: Abstraction has has 307 places, 351 transitions, 4662 flow
[2021-12-21 15:07:44,837 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 23 states, 23 states have (on average 93.17391304347827) internal successors, (2143), 23 states have internal predecessors, (2143), 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)
[2021-12-21 15:07:44,837 INFO  L246   CegarLoopForPetriNet]: Found error trace
[2021-12-21 15:07:44,837 INFO  L254   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:07:44,837 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25
[2021-12-21 15:07:44,837 INFO  L402      AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 4 more)] ===
[2021-12-21 15:07:44,837 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-12-21 15:07:44,837 INFO  L85        PathProgramCache]: Analyzing trace with hash -134235627, now seen corresponding path program 10 times
[2021-12-21 15:07:44,837 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-21 15:07:44,838 INFO  L333   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499403677]
[2021-12-21 15:07:44,838 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-21 15:07:44,838 INFO  L126          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-21 15:07:44,947 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-12-21 15:07:44,947 INFO  L352             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-12-21 15:07:45,091 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-12-21 15:07:45,166 INFO  L133   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-12-21 15:07:45,167 INFO  L628         BasicCegarLoop]: Counterexample is feasible
[2021-12-21 15:07:45,170 INFO  L764   garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining)
[2021-12-21 15:07:45,172 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining)
[2021-12-21 15:07:45,172 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 7 remaining)
[2021-12-21 15:07:45,172 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (3 of 7 remaining)
[2021-12-21 15:07:45,172 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (2 of 7 remaining)
[2021-12-21 15:07:45,172 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (1 of 7 remaining)
[2021-12-21 15:07:45,173 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining)
[2021-12-21 15:07:45,173 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26
[2021-12-21 15:07:45,176 INFO  L732         BasicCegarLoop]: Path program histogram: [10, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1]
[2021-12-21 15:07:45,181 INFO  L229   ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2021-12-21 15:07:45,182 INFO  L179   ceAbstractionStarter]: Computing trace abstraction results
[2021-12-21 15:07:45,394 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.12 03:07:45 BasicIcfg
[2021-12-21 15:07:45,394 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-12-21 15:07:45,395 INFO  L113        PluginConnector]: ------------------------Witness Printer----------------------------
[2021-12-21 15:07:45,395 INFO  L271        PluginConnector]: Initializing Witness Printer...
[2021-12-21 15:07:45,395 INFO  L275        PluginConnector]: Witness Printer initialized
[2021-12-21 15:07:45,396 INFO  L185        PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 03:06:53" (3/4) ...
[2021-12-21 15:07:45,397 INFO  L131         WitnessPrinter]: Generating witness for reachability counterexample
[2021-12-21 15:07:45,602 INFO  L141         WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml
[2021-12-21 15:07:45,602 INFO  L132        PluginConnector]: ------------------------ END Witness Printer----------------------------
[2021-12-21 15:07:45,603 INFO  L158              Benchmark]: Toolchain (without parser) took 53519.44ms. Allocated memory was 94.4MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 61.2MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 654.2MB. Max. memory is 16.1GB.
[2021-12-21 15:07:45,603 INFO  L158              Benchmark]: CDTParser took 0.17ms. Allocated memory is still 94.4MB. Free memory was 53.7MB in the beginning and 53.6MB in the end (delta: 37.9kB). There was no memory consumed. Max. memory is 16.1GB.
[2021-12-21 15:07:45,603 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 443.13ms. Allocated memory was 94.4MB in the beginning and 123.7MB in the end (delta: 29.4MB). Free memory was 61.0MB in the beginning and 83.7MB in the end (delta: -22.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2021-12-21 15:07:45,603 INFO  L158              Benchmark]: Boogie Procedure Inliner took 59.60ms. Allocated memory is still 123.7MB. Free memory was 83.7MB in the beginning and 80.8MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2021-12-21 15:07:45,604 INFO  L158              Benchmark]: Boogie Preprocessor took 40.67ms. Allocated memory is still 123.7MB. Free memory was 80.8MB in the beginning and 77.4MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2021-12-21 15:07:45,604 INFO  L158              Benchmark]: RCFGBuilder took 1227.58ms. Allocated memory is still 123.7MB. Free memory was 77.4MB in the beginning and 57.6MB in the end (delta: 19.8MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB.
[2021-12-21 15:07:45,604 INFO  L158              Benchmark]: TraceAbstraction took 51536.25ms. Allocated memory was 123.7MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 57.6MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 525.6MB. Max. memory is 16.1GB.
[2021-12-21 15:07:45,604 INFO  L158              Benchmark]: Witness Printer took 207.50ms. Allocated memory is still 2.0GB. Free memory was 1.4GB in the beginning and 1.6GB in the end (delta: -208.0MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB.
[2021-12-21 15:07:45,605 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.17ms. Allocated memory is still 94.4MB. Free memory was 53.7MB in the beginning and 53.6MB in the end (delta: 37.9kB). There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 443.13ms. Allocated memory was 94.4MB in the beginning and 123.7MB in the end (delta: 29.4MB). Free memory was 61.0MB in the beginning and 83.7MB in the end (delta: -22.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
 * Boogie Procedure Inliner took 59.60ms. Allocated memory is still 123.7MB. Free memory was 83.7MB in the beginning and 80.8MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
 * Boogie Preprocessor took 40.67ms. Allocated memory is still 123.7MB. Free memory was 80.8MB in the beginning and 77.4MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * RCFGBuilder took 1227.58ms. Allocated memory is still 123.7MB. Free memory was 77.4MB in the beginning and 57.6MB in the end (delta: 19.8MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB.
 * TraceAbstraction took 51536.25ms. Allocated memory was 123.7MB in the beginning and 2.0GB in the end (delta: 1.8GB). Free memory was 57.6MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 525.6MB. Max. memory is 16.1GB.
 * Witness Printer took 207.50ms. Allocated memory is still 2.0GB. Free memory was 1.4GB in the beginning and 1.6GB in the end (delta: -208.0MB). Peak memory consumption was 96.5MB. Max. memory is 16.1GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: ErrorAutomatonStatistics
    NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
  - CounterExampleResult [Line: 19]: a call to reach_error is reachable
    a call to reach_error is reachable
We found a FailurePath: 
[L711]               0  int __unbuffered_cnt = 0;
        VAL             [__unbuffered_cnt=0]
[L713]               0  int __unbuffered_p0_EAX = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0]
[L715]               0  int __unbuffered_p0_EBX = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0]
[L717]               0  int __unbuffered_p2_EAX = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0]
[L718]               0  _Bool __unbuffered_p2_EAX$flush_delayed;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0]
[L719]               0  int __unbuffered_p2_EAX$mem_tmp;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0]
[L720]               0  _Bool __unbuffered_p2_EAX$r_buff0_thd0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0]
[L721]               0  _Bool __unbuffered_p2_EAX$r_buff0_thd1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0]
[L722]               0  _Bool __unbuffered_p2_EAX$r_buff0_thd2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0]
[L723]               0  _Bool __unbuffered_p2_EAX$r_buff0_thd3;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0]
[L724]               0  _Bool __unbuffered_p2_EAX$r_buff0_thd4;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0]
[L725]               0  _Bool __unbuffered_p2_EAX$r_buff1_thd0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0]
[L726]               0  _Bool __unbuffered_p2_EAX$r_buff1_thd1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0]
[L727]               0  _Bool __unbuffered_p2_EAX$r_buff1_thd2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0]
[L728]               0  _Bool __unbuffered_p2_EAX$r_buff1_thd3;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0]
[L729]               0  _Bool __unbuffered_p2_EAX$r_buff1_thd4;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0]
[L730]               0  _Bool __unbuffered_p2_EAX$read_delayed;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0]
[L731]               0  int *__unbuffered_p2_EAX$read_delayed_var;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}]
[L732]               0  int __unbuffered_p2_EAX$w_buff0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0]
[L733]               0  _Bool __unbuffered_p2_EAX$w_buff0_used;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0]
[L734]               0  int __unbuffered_p2_EAX$w_buff1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0]
[L735]               0  _Bool __unbuffered_p2_EAX$w_buff1_used;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0]
[L737]               0  int __unbuffered_p2_EBX = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0]
[L738]               0  _Bool main$tmp_guard0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0]
[L739]               0  _Bool main$tmp_guard1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0]
[L741]               0  int x = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}]
[L742]               0  _Bool x$flush_delayed;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0]
[L743]               0  int x$mem_tmp;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0]
[L744]               0  _Bool x$r_buff0_thd0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0]
[L745]               0  _Bool x$r_buff0_thd1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0]
[L746]               0  _Bool x$r_buff0_thd2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0]
[L747]               0  _Bool x$r_buff0_thd3;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0]
[L748]               0  _Bool x$r_buff0_thd4;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0]
[L749]               0  _Bool x$r_buff1_thd0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0]
[L750]               0  _Bool x$r_buff1_thd1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0]
[L751]               0  _Bool x$r_buff1_thd2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0]
[L752]               0  _Bool x$r_buff1_thd3;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0]
[L753]               0  _Bool x$r_buff1_thd4;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0]
[L754]               0  _Bool x$read_delayed;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0]
[L755]               0  int *x$read_delayed_var;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}]
[L756]               0  int x$w_buff0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0]
[L757]               0  _Bool x$w_buff0_used;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0]
[L758]               0  int x$w_buff1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0]
[L759]               0  _Bool x$w_buff1_used;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0]
[L761]               0  int y = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L762]               0  _Bool weak$$choice0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L763]               0  _Bool weak$$choice1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L764]               0  _Bool weak$$choice2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L884]               0  pthread_t t2421;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, t2421={6:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L885]  FCALL, FORK  0  pthread_create(&t2421, ((void *)0), P0, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2421, ((void *)0), P0, ((void *)0))=0, t2421={6:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L886]               0  pthread_t t2422;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2421={6:0}, t2422={9:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L887]  FCALL, FORK  0  pthread_create(&t2422, ((void *)0), P1, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2422, ((void *)0), P1, ((void *)0))=1, t2421={6:0}, t2422={9:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L796]               2  x$w_buff1 = x$w_buff0
[L797]               2  x$w_buff0 = 1
[L798]               2  x$w_buff1_used = x$w_buff0_used
[L799]               2  x$w_buff0_used = (_Bool)1
[L800]  CALL         2  __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used))
[L19]   COND FALSE   2  !(!expression)
[L800]  RET          2  __VERIFIER_assert(!(x$w_buff1_used && x$w_buff0_used))
[L801]               2  x$r_buff1_thd0 = x$r_buff0_thd0
[L802]               2  x$r_buff1_thd1 = x$r_buff0_thd1
[L803]               2  x$r_buff1_thd2 = x$r_buff0_thd2
[L804]               2  x$r_buff1_thd3 = x$r_buff0_thd3
[L805]               2  x$r_buff1_thd4 = x$r_buff0_thd4
[L806]               2  x$r_buff0_thd2 = (_Bool)1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L888]               0  pthread_t t2423;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2421={6:0}, t2422={9:0}, t2423={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L889]  FCALL, FORK  0  pthread_create(&t2423, ((void *)0), P2, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2423, ((void *)0), P2, ((void *)0))=2, t2421={6:0}, t2422={9:0}, t2423={5:0}, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L823]               3  weak$$choice0 = __VERIFIER_nondet_bool()
[L824]               3  weak$$choice2 = __VERIFIER_nondet_bool()
[L825]               3  x$flush_delayed = weak$$choice2
[L826]  EXPR         3  \read(x)
[L826]               3  x$mem_tmp = x
[L827]               3  weak$$choice1 = __VERIFIER_nondet_bool()
[L828]  EXPR         3  !x$w_buff0_used ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x : (weak$$choice1 ? x$w_buff0 : x$w_buff1)) : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x))))
[L828]  EXPR         3  x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x : (weak$$choice1 ? x$w_buff0 : x$w_buff1)) : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x)))
[L828]  EXPR         3  x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x : (weak$$choice1 ? x$w_buff0 : x$w_buff1)) : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x))
[L828]  EXPR         3  x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x)
[L828]  EXPR         3  weak$$choice0 ? x$w_buff0 : x
[L828]  EXPR         3  \read(x)
[L828]  EXPR         3  weak$$choice0 ? x$w_buff0 : x
[L828]  EXPR         3  x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x)
[L828]  EXPR         3  x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x : (weak$$choice1 ? x$w_buff0 : x$w_buff1)) : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x))
[L828]  EXPR         3  x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x : (weak$$choice1 ? x$w_buff0 : x$w_buff1)) : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x)))
[L828]  EXPR         3  !x$w_buff0_used ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x : (weak$$choice1 ? x$w_buff0 : x$w_buff1)) : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x))))
[L828]               3  x = !x$w_buff0_used ? x : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x : (weak$$choice1 ? x$w_buff0 : x$w_buff1)) : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x$w_buff1 : x$w_buff0) : (weak$$choice0 ? x$w_buff0 : x))))
[L829]  EXPR         3  weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0))))
[L829]               3  x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff0 : x$w_buff0))))
[L830]  EXPR         3  weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1))))
[L830]               3  x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff1 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff1 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$w_buff1 : x$w_buff1))))
[L831]  EXPR         3  weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? weak$$choice0 || !weak$$choice1 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? weak$$choice0 : weak$$choice0))))
[L831]               3  x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? weak$$choice0 || !weak$$choice1 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? weak$$choice0 : weak$$choice0))))
[L832]  EXPR         3  weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? weak$$choice0 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))))
[L832]               3  x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? weak$$choice0 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))))
[L833]  EXPR         3  weak$$choice2 ? x$r_buff0_thd3 : (!x$w_buff0_used ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))))
[L833]               3  x$r_buff0_thd3 = weak$$choice2 ? x$r_buff0_thd3 : (!x$w_buff0_used ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? x$r_buff0_thd3 : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))))
[L834]  EXPR         3  weak$$choice2 ? x$r_buff1_thd3 : (!x$w_buff0_used ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x$r_buff1_thd3 : (_Bool)0) : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))))
[L834]               3  x$r_buff1_thd3 = weak$$choice2 ? x$r_buff1_thd3 : (!x$w_buff0_used ? x$r_buff1_thd3 : (x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : (x$w_buff0_used && !x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (weak$$choice0 ? x$r_buff1_thd3 : (_Bool)0) : (x$w_buff0_used && x$r_buff1_thd3 && x$w_buff1_used && !x$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))))
[L835]               3  __unbuffered_p2_EAX$read_delayed = (_Bool)1
[L836]               3  __unbuffered_p2_EAX$read_delayed_var = &x
[L837]  EXPR         3  \read(x)
[L837]               3  __unbuffered_p2_EAX = x
[L838]  EXPR         3  x$flush_delayed ? x$mem_tmp : x
[L838]               3  x = x$flush_delayed ? x$mem_tmp : x
[L839]               3  x$flush_delayed = (_Bool)0
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=1, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L842]               3  __unbuffered_p2_EBX = y
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=1, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L845]  EXPR         3  x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x)
[L845]  EXPR         3  x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x
[L845]  EXPR         3  \read(x)
[L845]  EXPR         3  x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x
[L845]  EXPR         3  x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x)
[L845]               3  x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x)
[L846]  EXPR         3  x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used
[L846]               3  x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used
[L847]  EXPR         3  x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used
[L847]               3  x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used
[L848]  EXPR         3  x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3
[L848]               3  x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3
[L849]  EXPR         3  x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3
[L849]               3  x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3
[L890]               0  pthread_t t2424;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, t2421={6:0}, t2422={9:0}, t2423={5:0}, t2424={8:0}, weak$$choice0=0, weak$$choice1=255, weak$$choice2=1, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L891]  FCALL, FORK  0  pthread_create(&t2424, ((void *)0), P3, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2424, ((void *)0), P3, ((void *)0))=3, t2421={6:0}, t2422={9:0}, t2423={5:0}, t2424={8:0}, weak$$choice0=0, weak$$choice1=255, weak$$choice2=1, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L859]               4  y = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=1, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1]
[L768]               1  __unbuffered_p0_EAX = y
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=1, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1]
[L771]               1  weak$$choice0 = __VERIFIER_nondet_bool()
[L772]               1  weak$$choice2 = __VERIFIER_nondet_bool()
[L773]               1  x$flush_delayed = weak$$choice2
[L774]  EXPR         1  \read(x)
[L774]               1  x$mem_tmp = x
[L775]  EXPR         1  !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1)
[L775]  EXPR         1  \read(x)
[L775]  EXPR         1  !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1)
[L775]               1  x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1)
[L776]  EXPR         1  weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0))
[L776]  EXPR         1  !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)
[L776]  EXPR         1  weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0))
[L776]               1  x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0))
[L777]  EXPR         1  weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1))
[L777]  EXPR         1  !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1)
[L777]  EXPR         1  weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1))
[L777]               1  x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1))
[L778]  EXPR         1  weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used))
[L778]  EXPR         1  !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)
[L778]  EXPR         1  weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used))
[L778]               1  x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used))
[L779]  EXPR         1  weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L779]  EXPR         1  !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)
[L779]  EXPR         1  weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L779]               1  x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L780]  EXPR         1  weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1))
[L780]  EXPR         1  !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)
[L780]  EXPR         1  weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1))
[L780]               1  x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1))
[L781]  EXPR         1  weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L781]  EXPR         1  !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)
[L781]  EXPR         1  weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L781]               1  x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L782]  EXPR         1  \read(x)
[L782]               1  __unbuffered_p0_EBX = x
[L783]  EXPR         1  x$flush_delayed ? x$mem_tmp : x
[L783]  EXPR         1  \read(x)
[L783]  EXPR         1  x$flush_delayed ? x$mem_tmp : x
[L783]               1  x = x$flush_delayed ? x$mem_tmp : x
[L784]               1  x$flush_delayed = (_Bool)0
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1]
[L809]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x)
[L809]               2  x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x)
[L810]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used
[L810]               2  x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used
[L811]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used
[L811]               2  x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used
[L812]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2
[L812]               2  x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2
[L813]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2
[L813]               2  x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2
[L862]  EXPR         4  x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x)
[L862]  EXPR         4  x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x
[L862]  EXPR         4  \read(x)
[L862]  EXPR         4  x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x
[L862]  EXPR         4  x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x)
[L862]               4  x = x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x)
[L863]  EXPR         4  x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$w_buff0_used
[L863]               4  x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$w_buff0_used
[L864]  EXPR         4  x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$w_buff1_used
[L864]               4  x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$w_buff1_used
[L865]  EXPR         4  x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$r_buff0_thd4
[L865]               4  x$r_buff0_thd4 = x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$r_buff0_thd4
[L866]  EXPR         4  x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$r_buff1_thd4
[L866]               4  x$r_buff1_thd4 = x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$r_buff1_thd4
[L816]               2  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1]
[L852]               3  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1]
[L789]               1  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1]
[L869]               4  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=4, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1]
[L893]               0  main$tmp_guard0 = __unbuffered_cnt == 4
        VAL             [__unbuffered_cnt=4, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2421={6:0}, t2422={9:0}, t2423={5:0}, t2424={8:0}, weak$$choice0=2, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1]
[L895]  CALL         0  assume_abort_if_not(main$tmp_guard0)
[L4]    COND FALSE   0  !(!cond)
        VAL             [\old(cond)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, cond=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1]
[L895]  RET          0  assume_abort_if_not(main$tmp_guard0)
[L897]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x)
[L897]  EXPR         0  x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x
[L897]  EXPR         0  \read(x)
[L897]  EXPR         0  x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x
[L897]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x)
[L897]               0  x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x)
[L898]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used
[L898]               0  x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used
[L899]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used
[L899]               0  x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used
[L900]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0
[L900]               0  x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0
[L901]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0
[L901]               0  x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0
[L904]               0  weak$$choice1 = __VERIFIER_nondet_bool()
[L905]  EXPR         0  __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX
[L905]  EXPR         0  weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX
[L905]  EXPR         0  \read(*__unbuffered_p2_EAX$read_delayed_var)
[L905]  EXPR         0  weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX
[L905]  EXPR         0  __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX
[L905]               0  __unbuffered_p2_EAX = __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX
[L906]               0  main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0)
        VAL             [__unbuffered_cnt=4, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, t2421={6:0}, t2422={9:0}, t2423={5:0}, t2424={8:0}, weak$$choice0=2, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1]
[L908]  CALL         0  __VERIFIER_assert(main$tmp_guard1)
[L19]   COND TRUE    0  !expression
        VAL             [\old(expression)=1, \old(expression)=0, __unbuffered_cnt=4, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1]
[L19]                0  reach_error()
        VAL             [\old(expression)=0, \old(expression)=1, __unbuffered_cnt=4, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff0_thd4=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$r_buff1_thd4=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={3:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=255, weak$$choice2=0, x={3:0}, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1]

  - UnprovableResult [Line: 19]: Unable to prove that call to reach_error is unreachable
    Unable to prove that call to reach_error is unreachable
 Reason: Not analyzed. 
  - UnprovableResult [Line: 887]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
    Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
 Reason: Not analyzed. 
  - UnprovableResult [Line: 885]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
    Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
 Reason: Not analyzed. 
  - UnprovableResult [Line: 889]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
    Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
 Reason: Not analyzed. 
  - UnprovableResult [Line: 891]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
    Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
 Reason: Not analyzed. 
  - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
    CFG has 9 procedures, 186 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 51.1s, OverallIterations: 27, TraceHistogramMax: 1, PathProgramHistogramMax: 10, EmptinessCheckTime: 0.0s, AutomataDifference: 35.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2306 SdHoareTripleChecker+Valid, 9.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2306 mSDsluCounter, 4175 SdHoareTripleChecker+Invalid, 7.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5608 mSDsCounter, 1425 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11484 IncrementalHoareTripleChecker+Invalid, 12909 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1425 mSolverCounterUnsat, 552 mSDtfsCounter, 11484 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 708 GetRequests, 91 SyntacticMatches, 8 SemanticMatches, 609 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3734 ImplicationChecksByTransitivity, 12.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4801occurred in iteration=24, InterpolantAutomatonStates: 475, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 12.9s InterpolantComputationTime, 3127 NumberOfCodeBlocks, 3127 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 2979 ConstructedInterpolants, 0 QuantifiedInterpolants, 42282 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 26 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!
[2021-12-21 15:07:45,637 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---

Execution finished normally
Writing output log to file Ultimate.log
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE