/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix019_power.oepc.i


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


This is Ultimate 0.2.1-8a14012e553caa636f65c1137831746b6d9875cd-8a14012
[2021-08-06 13:33:25,454 INFO  L177        SettingsManager]: Resetting all preferences to default values...
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[2021-08-06 13:33:25,485 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-08-06 13:33:25,485 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-08-06 13:33:25,486 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
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[2021-08-06 13:33:25,504 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-08-06 13:33:25,507 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-08-06 13:33:25,508 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-08-06 13:33:25,509 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-08-06 13:33:25,509 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-08-06 13:33:25,510 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-08-06 13:33:25,511 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-08-06 13:33:25,512 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-08-06 13:33:25,513 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-08-06 13:33:25,516 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-08-06 13:33:25,517 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-08-06 13:33:25,518 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-08-06 13:33:25,520 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2021-08-06 13:33:25,520 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
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[2021-08-06 13:33:25,522 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
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[2021-08-06 13:33:25,524 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-08-06 13:33:25,525 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-08-06 13:33:25,525 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
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[2021-08-06 13:33:25,526 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2021-08-06 13:33:25,527 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-08-06 13:33:25,528 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf
[2021-08-06 13:33:25,545 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-08-06 13:33:25,545 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-08-06 13:33:25,545 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-08-06 13:33:25,545 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-08-06 13:33:25,546 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-08-06 13:33:25,546 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2021-08-06 13:33:25,547 INFO  L138        SettingsManager]:  * Use SBE=true
[2021-08-06 13:33:25,547 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-08-06 13:33:25,547 INFO  L138        SettingsManager]:  * sizeof long=4
[2021-08-06 13:33:25,547 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2021-08-06 13:33:25,547 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2021-08-06 13:33:25,547 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-08-06 13:33:25,547 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-08-06 13:33:25,548 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-08-06 13:33:25,548 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-08-06 13:33:25,548 INFO  L138        SettingsManager]:  * sizeof long double=12
[2021-08-06 13:33:25,548 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-08-06 13:33:25,548 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-08-06 13:33:25,548 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-08-06 13:33:25,548 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-08-06 13:33:25,549 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-08-06 13:33:25,549 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2021-08-06 13:33:25,549 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-08-06 13:33:25,549 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-08-06 13:33:25,549 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-08-06 13:33:25,549 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-08-06 13:33:25,549 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-08-06 13:33:25,550 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2021-08-06 13:33:25,550 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-08-06 13:33:25,550 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2021-08-06 13:33:25,550 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-08-06 13:33:25,550 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2021-08-06 13:33:25,787 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-08-06 13:33:25,801 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-08-06 13:33:25,803 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-08-06 13:33:25,804 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-08-06 13:33:25,805 INFO  L275        PluginConnector]: CDTParser initialized
[2021-08-06 13:33:25,806 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix019_power.oepc.i
[2021-08-06 13:33:25,856 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f003b889d/b79e4b3a795849b481e8d57ce0bc3c9f/FLAGb61e5663b
[2021-08-06 13:33:26,269 INFO  L306              CDTParser]: Found 1 translation units.
[2021-08-06 13:33:26,270 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix019_power.oepc.i
[2021-08-06 13:33:26,280 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f003b889d/b79e4b3a795849b481e8d57ce0bc3c9f/FLAGb61e5663b
[2021-08-06 13:33:26,596 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f003b889d/b79e4b3a795849b481e8d57ce0bc3c9f
[2021-08-06 13:33:26,598 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-08-06 13:33:26,599 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2021-08-06 13:33:26,604 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-08-06 13:33:26,604 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-08-06 13:33:26,606 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-08-06 13:33:26,607 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.08 01:33:26" (1/1) ...
[2021-08-06 13:33:26,607 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6904db2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 01:33:26, skipping insertion in model container
[2021-08-06 13:33:26,607 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.08 01:33:26" (1/1) ...
[2021-08-06 13:33:26,614 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-08-06 13:33:26,656 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-08-06 13:33:26,747 WARN  L224   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix019_power.oepc.i[951,964]
[2021-08-06 13:33:26,948 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-08-06 13:33:26,955 INFO  L203         MainTranslator]: Completed pre-run
[2021-08-06 13:33:26,968 WARN  L224   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix019_power.oepc.i[951,964]
[2021-08-06 13:33:27,015 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-08-06 13:33:27,049 INFO  L208         MainTranslator]: Completed translation
[2021-08-06 13:33:27,049 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 01:33:27 WrapperNode
[2021-08-06 13:33:27,053 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-08-06 13:33:27,054 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-08-06 13:33:27,055 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-08-06 13:33:27,055 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2021-08-06 13:33:27,059 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 01:33:27" (1/1) ...
[2021-08-06 13:33:27,088 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 01:33:27" (1/1) ...
[2021-08-06 13:33:27,105 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-08-06 13:33:27,107 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-08-06 13:33:27,107 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2021-08-06 13:33:27,107 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2021-08-06 13:33:27,112 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 01:33:27" (1/1) ...
[2021-08-06 13:33:27,113 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 01:33:27" (1/1) ...
[2021-08-06 13:33:27,126 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 01:33:27" (1/1) ...
[2021-08-06 13:33:27,126 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 01:33:27" (1/1) ...
[2021-08-06 13:33:27,132 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 01:33:27" (1/1) ...
[2021-08-06 13:33:27,134 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 01:33:27" (1/1) ...
[2021-08-06 13:33:27,136 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 01:33:27" (1/1) ...
[2021-08-06 13:33:27,138 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-08-06 13:33:27,139 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-08-06 13:33:27,139 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2021-08-06 13:33:27,139 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2021-08-06 13:33:27,139 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 01:33:27" (1/1) ...
[2021-08-06 13:33:27,152 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-08-06 13:33:27,157 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 13:33:27,178 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)
[2021-08-06 13:33:27,198 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
[2021-08-06 13:33:27,211 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2021-08-06 13:33:27,213 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2021-08-06 13:33:27,213 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-08-06 13:33:27,213 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-08-06 13:33:27,213 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2021-08-06 13:33:27,213 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2021-08-06 13:33:27,213 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2021-08-06 13:33:27,213 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2021-08-06 13:33:27,214 INFO  L130     BoogieDeclarations]: Found specification of procedure P2
[2021-08-06 13:33:27,214 INFO  L138     BoogieDeclarations]: Found implementation of procedure P2
[2021-08-06 13:33:27,214 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2021-08-06 13:33:27,214 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2021-08-06 13:33:27,214 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-08-06 13:33:27,214 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-08-06 13:33:27,215 WARN  L209             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2021-08-06 13:33:28,713 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-08-06 13:33:28,713 INFO  L299             CfgBuilder]: Removed 10 assume(true) statements.
[2021-08-06 13:33:28,715 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 01:33:28 BoogieIcfgContainer
[2021-08-06 13:33:28,715 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-08-06 13:33:28,716 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-08-06 13:33:28,716 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2021-08-06 13:33:28,718 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2021-08-06 13:33:28,718 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.08 01:33:26" (1/3) ...
[2021-08-06 13:33:28,718 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c1e3c78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.08 01:33:28, skipping insertion in model container
[2021-08-06 13:33:28,718 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 01:33:27" (2/3) ...
[2021-08-06 13:33:28,719 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c1e3c78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.08 01:33:28, skipping insertion in model container
[2021-08-06 13:33:28,719 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 01:33:28" (3/3) ...
[2021-08-06 13:33:28,720 INFO  L111   eAbstractionObserver]: Analyzing ICFG mix019_power.oepc.i
[2021-08-06 13:33:28,723 WARN  L149   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2021-08-06 13:33:28,723 INFO  L204   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-08-06 13:33:28,723 INFO  L163   ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2021-08-06 13:33:28,723 INFO  L509   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-08-06 13:33:28,775 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,775 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,775 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,776 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,776 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,776 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,776 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,776 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,776 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,776 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,776 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,776 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,777 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,777 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,777 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,777 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,777 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,777 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,778 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,778 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,778 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,778 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,778 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,779 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,779 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,779 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,779 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,779 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,779 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,780 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,780 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,780 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,780 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,780 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,781 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,781 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,781 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,781 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,781 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,781 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,781 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,781 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,781 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,781 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,781 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,782 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,782 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,782 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,782 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,782 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,782 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,782 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,783 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,783 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,783 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,783 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,783 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,783 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,783 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,784 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,784 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,784 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,784 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,784 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,784 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,784 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,785 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,785 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,785 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,785 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,785 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,785 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,785 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,785 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,785 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,785 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,786 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,786 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,786 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,786 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,786 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,786 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,786 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,786 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,786 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,786 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,787 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,787 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,787 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,787 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,787 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,788 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,788 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,788 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,788 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,789 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,791 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,795 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,795 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,796 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,796 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,796 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,796 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,796 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,796 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,796 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,798 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,798 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,798 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,798 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,798 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,799 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,799 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,799 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,799 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,799 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,799 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,799 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,799 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,799 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,799 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,799 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,799 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,799 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,799 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,799 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,799 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,800 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,800 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,800 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,800 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,800 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,800 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,800 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,800 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,800 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,800 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,800 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,800 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,800 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,800 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,800 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,800 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,801 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,802 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,802 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,802 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,802 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,802 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,802 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,802 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,803 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,803 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,803 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,803 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,803 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,803 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,803 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,803 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,803 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,804 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,804 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,809 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,809 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,809 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,809 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,809 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,809 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,809 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,809 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,809 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,809 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,811 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,811 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,811 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,811 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,811 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,811 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,811 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,812 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,812 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,812 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,812 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,812 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,812 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,812 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,812 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,812 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,812 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,812 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,812 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,812 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,813 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,813 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,813 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,813 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,813 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,813 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,813 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,813 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,813 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,813 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,813 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,813 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,814 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,814 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,815 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,815 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,815 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,815 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,815 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,815 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,815 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,815 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,815 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,815 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,815 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 13:33:28,816 INFO  L148    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2021-08-06 13:33:28,855 INFO  L338      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2021-08-06 13:33:28,868 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, mConcurrency=FINITE_AUTOMATA, 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
[2021-08-06 13:33:28,868 INFO  L340      AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2021-08-06 13:33:28,875 INFO  L111   iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 117 places, 109 transitions, 233 flow
[2021-08-06 13:33:29,095 INFO  L133   iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result  has 10976 states, 10974 states have (on average 3.592582467650811) internal successors, (39425), 10975 states have internal predecessors, (39425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:29,129 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 10976 states, 10974 states have (on average 3.592582467650811) internal successors, (39425), 10975 states have internal predecessors, (39425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:29,158 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 70
[2021-08-06 13:33:29,159 INFO  L504         BasicCegarLoop]: Found error trace
[2021-08-06 13:33:29,159 INFO  L512         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-06 13:33:29,160 INFO  L402      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] ===
[2021-08-06 13:33:29,163 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 13:33:29,163 INFO  L82        PathProgramCache]: Analyzing trace with hash -1749514568, now seen corresponding path program 1 times
[2021-08-06 13:33:29,169 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 13:33:29,170 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730525784]
[2021-08-06 13:33:29,170 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 13:33:29,170 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 13:33:29,306 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 13:33:29,621 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 13:33:29,621 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 13:33:29,621 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730525784]
[2021-08-06 13:33:29,622 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730525784] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 13:33:29,622 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 13:33:29,622 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-08-06 13:33:29,624 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25015094]
[2021-08-06 13:33:29,633 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2021-08-06 13:33:29,633 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 13:33:29,640 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-08-06 13:33:29,641 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-08-06 13:33:29,667 INFO  L87              Difference]: Start difference. First operand  has 10976 states, 10974 states have (on average 3.592582467650811) internal successors, (39425), 10975 states have internal predecessors, (39425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand  has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:30,122 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-08-06 13:33:30,123 INFO  L93              Difference]: Finished difference Result 20054 states and 69664 transitions.
[2021-08-06 13:33:30,124 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 13:33:30,125 INFO  L78                 Accepts]: Start accepts. Automaton has  has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69
[2021-08-06 13:33:30,125 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-08-06 13:33:30,280 INFO  L225             Difference]: With dead ends: 20054
[2021-08-06 13:33:30,281 INFO  L226             Difference]: Without dead ends: 14039
[2021-08-06 13:33:30,282 INFO  L781         BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 99.5ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110
[2021-08-06 13:33:30,375 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 14039 states.
[2021-08-06 13:33:30,733 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 14039 to 12059.
[2021-08-06 13:33:30,760 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 12059 states, 12057 states have (on average 3.4808824749108402) internal successors, (41969), 12058 states have internal predecessors, (41969), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:30,853 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 12059 states to 12059 states and 41969 transitions.
[2021-08-06 13:33:30,854 INFO  L78                 Accepts]: Start accepts. Automaton has 12059 states and 41969 transitions. Word has length 69
[2021-08-06 13:33:30,876 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-08-06 13:33:30,877 INFO  L470      AbstractCegarLoop]: Abstraction has 12059 states and 41969 transitions.
[2021-08-06 13:33:30,877 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:30,877 INFO  L276                IsEmpty]: Start isEmpty. Operand 12059 states and 41969 transitions.
[2021-08-06 13:33:30,904 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 72
[2021-08-06 13:33:30,904 INFO  L504         BasicCegarLoop]: Found error trace
[2021-08-06 13:33:30,904 INFO  L512         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-06 13:33:30,904 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-08-06 13:33:30,905 INFO  L402      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] ===
[2021-08-06 13:33:30,906 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 13:33:30,907 INFO  L82        PathProgramCache]: Analyzing trace with hash 857719543, now seen corresponding path program 1 times
[2021-08-06 13:33:30,907 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 13:33:30,907 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768026165]
[2021-08-06 13:33:30,907 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 13:33:30,907 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 13:33:30,994 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 13:33:31,104 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 13:33:31,105 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 13:33:31,105 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768026165]
[2021-08-06 13:33:31,108 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768026165] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 13:33:31,108 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 13:33:31,109 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-08-06 13:33:31,109 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62244271]
[2021-08-06 13:33:31,110 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2021-08-06 13:33:31,110 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 13:33:31,111 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-08-06 13:33:31,111 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-08-06 13:33:31,111 INFO  L87              Difference]: Start difference. First operand 12059 states and 41969 transitions. Second operand  has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:31,339 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-08-06 13:33:31,339 INFO  L93              Difference]: Finished difference Result 13031 states and 45047 transitions.
[2021-08-06 13:33:31,340 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 13:33:31,340 INFO  L78                 Accepts]: Start accepts. Automaton has  has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71
[2021-08-06 13:33:31,341 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-08-06 13:33:31,434 INFO  L225             Difference]: With dead ends: 13031
[2021-08-06 13:33:31,434 INFO  L226             Difference]: Without dead ends: 11087
[2021-08-06 13:33:31,435 INFO  L781         BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 67.4ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110
[2021-08-06 13:33:31,455 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 11087 states.
[2021-08-06 13:33:31,681 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 11087 to 10067.
[2021-08-06 13:33:31,703 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 10067 states, 10065 states have (on average 3.471932439145554) internal successors, (34945), 10066 states have internal predecessors, (34945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:31,736 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 10067 states to 10067 states and 34945 transitions.
[2021-08-06 13:33:31,736 INFO  L78                 Accepts]: Start accepts. Automaton has 10067 states and 34945 transitions. Word has length 71
[2021-08-06 13:33:31,738 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-08-06 13:33:31,738 INFO  L470      AbstractCegarLoop]: Abstraction has 10067 states and 34945 transitions.
[2021-08-06 13:33:31,738 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:31,738 INFO  L276                IsEmpty]: Start isEmpty. Operand 10067 states and 34945 transitions.
[2021-08-06 13:33:31,753 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 73
[2021-08-06 13:33:31,753 INFO  L504         BasicCegarLoop]: Found error trace
[2021-08-06 13:33:31,753 INFO  L512         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-06 13:33:31,753 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-08-06 13:33:31,754 INFO  L402      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] ===
[2021-08-06 13:33:31,754 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 13:33:31,754 INFO  L82        PathProgramCache]: Analyzing trace with hash -1755543567, now seen corresponding path program 1 times
[2021-08-06 13:33:31,754 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 13:33:31,754 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371506130]
[2021-08-06 13:33:31,754 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 13:33:31,755 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 13:33:31,782 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 13:33:31,886 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 13:33:31,886 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 13:33:31,886 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371506130]
[2021-08-06 13:33:31,886 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371506130] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 13:33:31,887 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 13:33:31,887 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-08-06 13:33:31,887 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174571453]
[2021-08-06 13:33:31,887 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2021-08-06 13:33:31,887 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 13:33:31,888 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-08-06 13:33:31,888 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2021-08-06 13:33:31,888 INFO  L87              Difference]: Start difference. First operand 10067 states and 34945 transitions. Second operand  has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:32,201 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-08-06 13:33:32,201 INFO  L93              Difference]: Finished difference Result 14527 states and 49629 transitions.
[2021-08-06 13:33:32,202 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2021-08-06 13:33:32,202 INFO  L78                 Accepts]: Start accepts. Automaton has  has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72
[2021-08-06 13:33:32,202 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-08-06 13:33:32,299 INFO  L225             Difference]: With dead ends: 14527
[2021-08-06 13:33:32,299 INFO  L226             Difference]: Without dead ends: 11879
[2021-08-06 13:33:32,299 INFO  L781         BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 121.8ms TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210
[2021-08-06 13:33:32,321 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 11879 states.
[2021-08-06 13:33:32,533 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 11879 to 9779.
[2021-08-06 13:33:32,553 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 9779 states, 9777 states have (on average 3.4612866932596913) internal successors, (33841), 9778 states have internal predecessors, (33841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:32,582 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 9779 states to 9779 states and 33841 transitions.
[2021-08-06 13:33:32,582 INFO  L78                 Accepts]: Start accepts. Automaton has 9779 states and 33841 transitions. Word has length 72
[2021-08-06 13:33:32,583 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-08-06 13:33:32,583 INFO  L470      AbstractCegarLoop]: Abstraction has 9779 states and 33841 transitions.
[2021-08-06 13:33:32,583 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:32,583 INFO  L276                IsEmpty]: Start isEmpty. Operand 9779 states and 33841 transitions.
[2021-08-06 13:33:32,600 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 75
[2021-08-06 13:33:32,600 INFO  L504         BasicCegarLoop]: Found error trace
[2021-08-06 13:33:32,600 INFO  L512         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-06 13:33:32,600 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2021-08-06 13:33:32,600 INFO  L402      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] ===
[2021-08-06 13:33:32,601 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 13:33:32,601 INFO  L82        PathProgramCache]: Analyzing trace with hash 167276370, now seen corresponding path program 1 times
[2021-08-06 13:33:32,601 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 13:33:32,601 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23435645]
[2021-08-06 13:33:32,601 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 13:33:32,601 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 13:33:32,620 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 13:33:32,698 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 13:33:32,698 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 13:33:32,699 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23435645]
[2021-08-06 13:33:32,699 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23435645] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 13:33:32,699 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 13:33:32,699 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-08-06 13:33:32,699 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307415589]
[2021-08-06 13:33:32,699 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2021-08-06 13:33:32,699 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 13:33:32,700 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-08-06 13:33:32,700 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-08-06 13:33:32,700 INFO  L87              Difference]: Start difference. First operand 9779 states and 33841 transitions. Second operand  has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:32,899 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-08-06 13:33:32,900 INFO  L93              Difference]: Finished difference Result 11223 states and 37908 transitions.
[2021-08-06 13:33:32,900 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 13:33:32,900 INFO  L78                 Accepts]: Start accepts. Automaton has  has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74
[2021-08-06 13:33:32,901 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-08-06 13:33:32,926 INFO  L225             Difference]: With dead ends: 11223
[2021-08-06 13:33:32,926 INFO  L226             Difference]: Without dead ends: 8171
[2021-08-06 13:33:32,927 INFO  L781         BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 132.4ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110
[2021-08-06 13:33:32,942 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 8171 states.
[2021-08-06 13:33:33,128 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 8171 to 8171.
[2021-08-06 13:33:33,144 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 8171 states, 8169 states have (on average 3.3581833761782347) internal successors, (27433), 8170 states have internal predecessors, (27433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:33,166 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 8171 states to 8171 states and 27433 transitions.
[2021-08-06 13:33:33,167 INFO  L78                 Accepts]: Start accepts. Automaton has 8171 states and 27433 transitions. Word has length 74
[2021-08-06 13:33:33,167 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-08-06 13:33:33,167 INFO  L470      AbstractCegarLoop]: Abstraction has 8171 states and 27433 transitions.
[2021-08-06 13:33:33,167 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 6 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:33,167 INFO  L276                IsEmpty]: Start isEmpty. Operand 8171 states and 27433 transitions.
[2021-08-06 13:33:33,181 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 78
[2021-08-06 13:33:33,182 INFO  L504         BasicCegarLoop]: Found error trace
[2021-08-06 13:33:33,182 INFO  L512         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-06 13:33:33,182 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2021-08-06 13:33:33,182 INFO  L402      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] ===
[2021-08-06 13:33:33,182 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 13:33:33,183 INFO  L82        PathProgramCache]: Analyzing trace with hash -746998202, now seen corresponding path program 1 times
[2021-08-06 13:33:33,183 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 13:33:33,183 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063524313]
[2021-08-06 13:33:33,183 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 13:33:33,183 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 13:33:33,200 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 13:33:33,274 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 13:33:33,274 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 13:33:33,274 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063524313]
[2021-08-06 13:33:33,275 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063524313] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 13:33:33,275 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 13:33:33,275 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-08-06 13:33:33,275 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114400981]
[2021-08-06 13:33:33,275 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2021-08-06 13:33:33,275 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 13:33:33,275 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-08-06 13:33:33,276 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2021-08-06 13:33:33,276 INFO  L87              Difference]: Start difference. First operand 8171 states and 27433 transitions. Second operand  has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:33,402 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-08-06 13:33:33,402 INFO  L93              Difference]: Finished difference Result 7355 states and 23889 transitions.
[2021-08-06 13:33:33,402 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-08-06 13:33:33,403 INFO  L78                 Accepts]: Start accepts. Automaton has  has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77
[2021-08-06 13:33:33,403 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-08-06 13:33:33,416 INFO  L225             Difference]: With dead ends: 7355
[2021-08-06 13:33:33,417 INFO  L226             Difference]: Without dead ends: 5111
[2021-08-06 13:33:33,417 INFO  L781         BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 70.3ms TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156
[2021-08-06 13:33:33,426 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 5111 states.
[2021-08-06 13:33:33,499 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 5111 to 5066.
[2021-08-06 13:33:33,506 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 5066 states, 5064 states have (on average 3.185031595576619) internal successors, (16129), 5065 states have internal predecessors, (16129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:33,519 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 5066 states to 5066 states and 16129 transitions.
[2021-08-06 13:33:33,519 INFO  L78                 Accepts]: Start accepts. Automaton has 5066 states and 16129 transitions. Word has length 77
[2021-08-06 13:33:33,519 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-08-06 13:33:33,519 INFO  L470      AbstractCegarLoop]: Abstraction has 5066 states and 16129 transitions.
[2021-08-06 13:33:33,519 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:33,520 INFO  L276                IsEmpty]: Start isEmpty. Operand 5066 states and 16129 transitions.
[2021-08-06 13:33:33,528 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 81
[2021-08-06 13:33:33,528 INFO  L504         BasicCegarLoop]: Found error trace
[2021-08-06 13:33:33,528 INFO  L512         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-06 13:33:33,528 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2021-08-06 13:33:33,529 INFO  L402      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] ===
[2021-08-06 13:33:33,529 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 13:33:33,529 INFO  L82        PathProgramCache]: Analyzing trace with hash -867289914, now seen corresponding path program 1 times
[2021-08-06 13:33:33,529 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 13:33:33,529 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678001099]
[2021-08-06 13:33:33,529 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 13:33:33,529 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 13:33:33,571 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 13:33:33,743 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 13:33:33,744 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 13:33:33,744 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678001099]
[2021-08-06 13:33:33,744 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [678001099] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 13:33:33,744 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 13:33:33,744 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2021-08-06 13:33:33,744 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675867856]
[2021-08-06 13:33:33,744 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2021-08-06 13:33:33,744 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 13:33:33,745 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2021-08-06 13:33:33,745 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2021-08-06 13:33:33,745 INFO  L87              Difference]: Start difference. First operand 5066 states and 16129 transitions. Second operand  has 8 states, 8 states have (on average 10.0) internal successors, (80), 8 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:33,868 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-08-06 13:33:33,868 INFO  L93              Difference]: Finished difference Result 4040 states and 12664 transitions.
[2021-08-06 13:33:33,868 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2021-08-06 13:33:33,869 INFO  L78                 Accepts]: Start accepts. Automaton has  has 8 states, 8 states have (on average 10.0) internal successors, (80), 8 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80
[2021-08-06 13:33:33,869 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-08-06 13:33:33,877 INFO  L225             Difference]: With dead ends: 4040
[2021-08-06 13:33:33,877 INFO  L226             Difference]: Without dead ends: 2672
[2021-08-06 13:33:33,877 INFO  L781         BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 88.7ms TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210
[2021-08-06 13:33:33,882 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 2672 states.
[2021-08-06 13:33:33,910 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 2672 to 2372.
[2021-08-06 13:33:33,913 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 2372 states, 2371 states have (on average 3.0522986081822014) internal successors, (7237), 2371 states have internal predecessors, (7237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:33,917 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 2372 states to 2372 states and 7237 transitions.
[2021-08-06 13:33:33,918 INFO  L78                 Accepts]: Start accepts. Automaton has 2372 states and 7237 transitions. Word has length 80
[2021-08-06 13:33:33,918 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-08-06 13:33:33,918 INFO  L470      AbstractCegarLoop]: Abstraction has 2372 states and 7237 transitions.
[2021-08-06 13:33:33,918 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 8 states, 8 states have (on average 10.0) internal successors, (80), 8 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:33,918 INFO  L276                IsEmpty]: Start isEmpty. Operand 2372 states and 7237 transitions.
[2021-08-06 13:33:33,924 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 86
[2021-08-06 13:33:33,924 INFO  L504         BasicCegarLoop]: Found error trace
[2021-08-06 13:33:33,925 INFO  L512         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-06 13:33:33,925 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2021-08-06 13:33:33,925 INFO  L402      AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] ===
[2021-08-06 13:33:33,925 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 13:33:33,925 INFO  L82        PathProgramCache]: Analyzing trace with hash 1491955983, now seen corresponding path program 1 times
[2021-08-06 13:33:33,926 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 13:33:33,926 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796755597]
[2021-08-06 13:33:33,926 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 13:33:33,926 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 13:33:33,995 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 13:33:34,089 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 13:33:34,090 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 13:33:34,090 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796755597]
[2021-08-06 13:33:34,090 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796755597] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 13:33:34,090 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 13:33:34,090 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-08-06 13:33:34,090 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874539605]
[2021-08-06 13:33:34,091 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2021-08-06 13:33:34,091 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 13:33:34,091 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-08-06 13:33:34,092 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-08-06 13:33:34,092 INFO  L87              Difference]: Start difference. First operand 2372 states and 7237 transitions. Second operand  has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 6 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:34,148 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-08-06 13:33:34,148 INFO  L93              Difference]: Finished difference Result 3662 states and 11183 transitions.
[2021-08-06 13:33:34,148 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 13:33:34,148 INFO  L78                 Accepts]: Start accepts. Automaton has  has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 6 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85
[2021-08-06 13:33:34,149 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-08-06 13:33:34,153 INFO  L225             Difference]: With dead ends: 3662
[2021-08-06 13:33:34,153 INFO  L226             Difference]: Without dead ends: 1985
[2021-08-06 13:33:34,154 INFO  L781         BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 45.7ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72
[2021-08-06 13:33:34,158 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1985 states.
[2021-08-06 13:33:34,182 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1985 to 1985.
[2021-08-06 13:33:34,184 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 1985 states, 1984 states have (on average 3.002016129032258) internal successors, (5956), 1984 states have internal predecessors, (5956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:34,187 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1985 states to 1985 states and 5956 transitions.
[2021-08-06 13:33:34,187 INFO  L78                 Accepts]: Start accepts. Automaton has 1985 states and 5956 transitions. Word has length 85
[2021-08-06 13:33:34,187 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-08-06 13:33:34,187 INFO  L470      AbstractCegarLoop]: Abstraction has 1985 states and 5956 transitions.
[2021-08-06 13:33:34,188 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 6 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:34,188 INFO  L276                IsEmpty]: Start isEmpty. Operand 1985 states and 5956 transitions.
[2021-08-06 13:33:34,193 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 86
[2021-08-06 13:33:34,193 INFO  L504         BasicCegarLoop]: Found error trace
[2021-08-06 13:33:34,193 INFO  L512         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-06 13:33:34,193 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2021-08-06 13:33:34,194 INFO  L402      AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] ===
[2021-08-06 13:33:34,194 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 13:33:34,194 INFO  L82        PathProgramCache]: Analyzing trace with hash -1147905423, now seen corresponding path program 2 times
[2021-08-06 13:33:34,194 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 13:33:34,194 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387903349]
[2021-08-06 13:33:34,194 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 13:33:34,194 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 13:33:34,254 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 13:33:34,353 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 13:33:34,353 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 13:33:34,353 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387903349]
[2021-08-06 13:33:34,353 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387903349] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 13:33:34,353 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 13:33:34,353 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-08-06 13:33:34,354 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939315079]
[2021-08-06 13:33:34,354 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2021-08-06 13:33:34,354 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 13:33:34,354 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-08-06 13:33:34,354 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2021-08-06 13:33:34,354 INFO  L87              Difference]: Start difference. First operand 1985 states and 5956 transitions. Second operand  has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:34,454 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-08-06 13:33:34,454 INFO  L93              Difference]: Finished difference Result 2960 states and 9000 transitions.
[2021-08-06 13:33:34,454 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2021-08-06 13:33:34,454 INFO  L78                 Accepts]: Start accepts. Automaton has  has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85
[2021-08-06 13:33:34,454 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-08-06 13:33:34,458 INFO  L225             Difference]: With dead ends: 2960
[2021-08-06 13:33:34,458 INFO  L226             Difference]: Without dead ends: 1850
[2021-08-06 13:33:34,458 INFO  L781         BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 81.4ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110
[2021-08-06 13:33:34,461 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1850 states.
[2021-08-06 13:33:34,513 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1850 to 1670.
[2021-08-06 13:33:34,515 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 1670 states, 1669 states have (on average 2.9304973037747155) internal successors, (4891), 1669 states have internal predecessors, (4891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:34,518 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1670 states and 4891 transitions.
[2021-08-06 13:33:34,518 INFO  L78                 Accepts]: Start accepts. Automaton has 1670 states and 4891 transitions. Word has length 85
[2021-08-06 13:33:34,518 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-08-06 13:33:34,518 INFO  L470      AbstractCegarLoop]: Abstraction has 1670 states and 4891 transitions.
[2021-08-06 13:33:34,518 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:34,518 INFO  L276                IsEmpty]: Start isEmpty. Operand 1670 states and 4891 transitions.
[2021-08-06 13:33:34,521 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 86
[2021-08-06 13:33:34,521 INFO  L504         BasicCegarLoop]: Found error trace
[2021-08-06 13:33:34,521 INFO  L512         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-06 13:33:34,522 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2021-08-06 13:33:34,522 INFO  L402      AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] ===
[2021-08-06 13:33:34,522 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 13:33:34,522 INFO  L82        PathProgramCache]: Analyzing trace with hash 1215270987, now seen corresponding path program 3 times
[2021-08-06 13:33:34,522 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 13:33:34,522 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629958763]
[2021-08-06 13:33:34,522 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 13:33:34,523 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 13:33:34,561 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 13:33:34,652 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 13:33:34,653 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 13:33:34,653 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629958763]
[2021-08-06 13:33:34,653 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629958763] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 13:33:34,653 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 13:33:34,653 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2021-08-06 13:33:34,653 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880339274]
[2021-08-06 13:33:34,653 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2021-08-06 13:33:34,654 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 13:33:34,654 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2021-08-06 13:33:34,654 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2021-08-06 13:33:34,654 INFO  L87              Difference]: Start difference. First operand 1670 states and 4891 transitions. Second operand  has 8 states, 8 states have (on average 10.625) internal successors, (85), 8 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:34,756 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-08-06 13:33:34,757 INFO  L93              Difference]: Finished difference Result 2495 states and 7415 transitions.
[2021-08-06 13:33:34,757 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 13:33:34,757 INFO  L78                 Accepts]: Start accepts. Automaton has  has 8 states, 8 states have (on average 10.625) internal successors, (85), 8 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85
[2021-08-06 13:33:34,757 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-08-06 13:33:34,760 INFO  L225             Difference]: With dead ends: 2495
[2021-08-06 13:33:34,760 INFO  L226             Difference]: Without dead ends: 1544
[2021-08-06 13:33:34,760 INFO  L781         BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 89.2ms TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156
[2021-08-06 13:33:34,763 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1544 states.
[2021-08-06 13:33:34,779 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1544 to 1544.
[2021-08-06 13:33:34,780 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 1544 states, 1543 states have (on average 2.8937135450421256) internal successors, (4465), 1543 states have internal predecessors, (4465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:34,783 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1544 states and 4465 transitions.
[2021-08-06 13:33:34,783 INFO  L78                 Accepts]: Start accepts. Automaton has 1544 states and 4465 transitions. Word has length 85
[2021-08-06 13:33:34,783 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-08-06 13:33:34,783 INFO  L470      AbstractCegarLoop]: Abstraction has 1544 states and 4465 transitions.
[2021-08-06 13:33:34,783 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 8 states, 8 states have (on average 10.625) internal successors, (85), 8 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 13:33:34,783 INFO  L276                IsEmpty]: Start isEmpty. Operand 1544 states and 4465 transitions.
[2021-08-06 13:33:34,786 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 86
[2021-08-06 13:33:34,786 INFO  L504         BasicCegarLoop]: Found error trace
[2021-08-06 13:33:34,786 INFO  L512         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-06 13:33:34,786 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2021-08-06 13:33:34,786 INFO  L402      AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] ===
[2021-08-06 13:33:34,786 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 13:33:34,786 INFO  L82        PathProgramCache]: Analyzing trace with hash -1101283253, now seen corresponding path program 4 times
[2021-08-06 13:33:34,787 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 13:33:34,787 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598844741]
[2021-08-06 13:33:34,787 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 13:33:34,787 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 13:33:34,828 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-08-06 13:33:34,829 INFO  L354             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-08-06 13:33:34,862 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-08-06 13:33:34,888 INFO  L133   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-08-06 13:33:34,888 INFO  L626         BasicCegarLoop]: Counterexample is feasible
[2021-08-06 13:33:34,889 INFO  L764   garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION
[2021-08-06 13:33:34,890 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION
[2021-08-06 13:33:34,890 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION
[2021-08-06 13:33:34,890 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION
[2021-08-06 13:33:34,890 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2021-08-06 13:33:34,893 INFO  L308   ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (1/2)
[2021-08-06 13:33:34,895 INFO  L229   ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2021-08-06 13:33:34,895 INFO  L179   ceAbstractionStarter]: Computing trace abstraction results
[2021-08-06 13:33:35,007 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.08 01:33:35 BasicIcfg
[2021-08-06 13:33:35,007 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-08-06 13:33:35,008 INFO  L168              Benchmark]: Toolchain (without parser) took 8408.80 ms. Allocated memory was 191.9 MB in the beginning and 3.1 GB in the end (delta: 2.9 GB). Free memory was 154.7 MB in the beginning and 2.6 GB in the end (delta: -2.5 GB). Peak memory consumption was 436.6 MB. Max. memory is 8.0 GB.
[2021-08-06 13:33:35,008 INFO  L168              Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 191.9 MB. Free memory is still 172.7 MB. There was no memory consumed. Max. memory is 8.0 GB.
[2021-08-06 13:33:35,008 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 450.13 ms. Allocated memory is still 191.9 MB. Free memory was 154.5 MB in the beginning and 162.2 MB in the end (delta: -7.7 MB). Peak memory consumption was 12.4 MB. Max. memory is 8.0 GB.
[2021-08-06 13:33:35,009 INFO  L168              Benchmark]: Boogie Procedure Inliner took 50.72 ms. Allocated memory is still 191.9 MB. Free memory was 162.2 MB in the beginning and 159.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB.
[2021-08-06 13:33:35,009 INFO  L168              Benchmark]: Boogie Preprocessor took 31.66 ms. Allocated memory is still 191.9 MB. Free memory was 159.6 MB in the beginning and 157.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB.
[2021-08-06 13:33:35,009 INFO  L168              Benchmark]: RCFGBuilder took 1576.09 ms. Allocated memory was 191.9 MB in the beginning and 244.3 MB in the end (delta: 52.4 MB). Free memory was 157.0 MB in the beginning and 89.3 MB in the end (delta: 67.7 MB). Peak memory consumption was 121.6 MB. Max. memory is 8.0 GB.
[2021-08-06 13:33:35,009 INFO  L168              Benchmark]: TraceAbstraction took 6291.61 ms. Allocated memory was 244.3 MB in the beginning and 3.1 GB in the end (delta: 2.9 GB). Free memory was 88.8 MB in the beginning and 2.6 GB in the end (delta: -2.6 GB). Peak memory consumption was 318.1 MB. Max. memory is 8.0 GB.
[2021-08-06 13:33:35,010 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.13 ms. Allocated memory is still 191.9 MB. Free memory is still 172.7 MB. There was no memory consumed. Max. memory is 8.0 GB.
 * CACSL2BoogieTranslator took 450.13 ms. Allocated memory is still 191.9 MB. Free memory was 154.5 MB in the beginning and 162.2 MB in the end (delta: -7.7 MB). Peak memory consumption was 12.4 MB. Max. memory is 8.0 GB.
 * Boogie Procedure Inliner took 50.72 ms. Allocated memory is still 191.9 MB. Free memory was 162.2 MB in the beginning and 159.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB.
 * Boogie Preprocessor took 31.66 ms. Allocated memory is still 191.9 MB. Free memory was 159.6 MB in the beginning and 157.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB.
 * RCFGBuilder took 1576.09 ms. Allocated memory was 191.9 MB in the beginning and 244.3 MB in the end (delta: 52.4 MB). Free memory was 157.0 MB in the beginning and 89.3 MB in the end (delta: 67.7 MB). Peak memory consumption was 121.6 MB. Max. memory is 8.0 GB.
 * TraceAbstraction took 6291.61 ms. Allocated memory was 244.3 MB in the beginning and 3.1 GB in the end (delta: 2.9 GB). Free memory was 88.8 MB in the beginning and 2.6 GB in the end (delta: -2.6 GB). Peak memory consumption was 318.1 MB. Max. memory is 8.0 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: ErrorAutomatonStatistics
    NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
  - CounterExampleResult [Line: 18]: a call to reach_error is reachable
    a call to reach_error is reachable
We found a FailurePath: 
[L709]               0  int __unbuffered_cnt = 0;
        VAL             [__unbuffered_cnt=0]
[L711]               0  int __unbuffered_p1_EAX = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0]
[L713]               0  int __unbuffered_p2_EAX = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0]
[L715]               0  int __unbuffered_p2_EBX = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0]
[L716]               0  _Bool main$tmp_guard0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0]
[L717]               0  _Bool main$tmp_guard1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0]
[L719]               0  int x = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0]
[L721]               0  int y = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0]
[L723]               0  int z = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0]
[L724]               0  _Bool z$flush_delayed;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0]
[L725]               0  int z$mem_tmp;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0]
[L726]               0  _Bool z$r_buff0_thd0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0]
[L727]               0  _Bool z$r_buff0_thd1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0]
[L728]               0  _Bool z$r_buff0_thd2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0]
[L729]               0  _Bool z$r_buff0_thd3;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0]
[L730]               0  _Bool z$r_buff1_thd0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0]
[L731]               0  _Bool z$r_buff1_thd1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0]
[L732]               0  _Bool z$r_buff1_thd2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0]
[L733]               0  _Bool z$r_buff1_thd3;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0]
[L734]               0  _Bool z$read_delayed;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0]
[L735]               0  int *z$read_delayed_var;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}]
[L736]               0  int z$w_buff0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0]
[L737]               0  _Bool z$w_buff0_used;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0]
[L738]               0  int z$w_buff1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0]
[L739]               0  _Bool z$w_buff1_used;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L740]               0  _Bool weak$$choice0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L741]               0  _Bool weak$$choice2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L838]               0  pthread_t t497;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L839]  FCALL, FORK  0  pthread_create(&t497, ((void *)0), P0, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L840]               0  pthread_t t498;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L841]  FCALL, FORK  0  pthread_create(&t498, ((void *)0), P1, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L842]               0  pthread_t t499;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L843]  FCALL, FORK  0  pthread_create(&t499, ((void *)0), P2, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L745]               1  z$w_buff1 = z$w_buff0
[L746]               1  z$w_buff0 = 1
[L747]               1  z$w_buff1_used = z$w_buff0_used
[L748]               1  z$w_buff0_used = (_Bool)1
[L18]   COND FALSE   1  !(!expression)
[L750]               1  z$r_buff1_thd0 = z$r_buff0_thd0
[L751]               1  z$r_buff1_thd1 = z$r_buff0_thd1
[L752]               1  z$r_buff1_thd2 = z$r_buff0_thd2
[L753]               1  z$r_buff1_thd3 = z$r_buff0_thd3
[L754]               1  z$r_buff0_thd1 = (_Bool)1
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L757]               1  x = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L774]               2  x = 2
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L777]               2  __unbuffered_p1_EAX = y
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L780]  EXPR         2  z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z)
[L780]  EXPR         2  z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z
[L780]  EXPR         2  z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z)
[L780]               2  z = z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z)
[L781]  EXPR         2  z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used
[L781]               2  z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used
[L782]  EXPR         2  z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used
[L782]               2  z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used
[L783]  EXPR         2  z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2
[L783]               2  z$r_buff0_thd2 = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2
[L784]  EXPR         2  z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$r_buff1_thd2
[L784]               2  z$r_buff1_thd2 = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$r_buff1_thd2
[L787]               2  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L794]               3  y = 1
        VAL             [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L797]               3  __unbuffered_p2_EAX = y
        VAL             [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L800]               3  weak$$choice0 = __VERIFIER_nondet_bool()
[L801]               3  weak$$choice2 = __VERIFIER_nondet_bool()
[L802]               3  z$flush_delayed = weak$$choice2
[L803]               3  z$mem_tmp = z
[L804]  EXPR         3  !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1)
[L804]               3  z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1)
[L805]  EXPR         3  weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0))
[L805]  EXPR         3  !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)
[L805]  EXPR         3  weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0))
[L805]               3  z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0))
[L806]  EXPR         3  weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1))
[L806]  EXPR         3  !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)
[L806]  EXPR         3  weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1))
[L806]               3  z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1))
[L807]  EXPR         3  weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used))
[L807]  EXPR         3  !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)
[L807]  EXPR         3  weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used))
[L807]               3  z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used))
[L808]  EXPR         3  weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L808]  EXPR         3  !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)
[L808]  EXPR         3  weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L808]               3  z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L809]  EXPR         3  weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3))
[L809]  EXPR         3  !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)
[L809]  EXPR         3  weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3))
[L809]               3  z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3))
[L810]  EXPR         3  weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L810]  EXPR         3  !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)
[L810]  EXPR         3  weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L810]               3  z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L811]               3  __unbuffered_p2_EBX = z
[L812]  EXPR         3  z$flush_delayed ? z$mem_tmp : z
[L812]               3  z = z$flush_delayed ? z$mem_tmp : z
[L813]               3  z$flush_delayed = (_Bool)0
        VAL             [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L816]  EXPR         3  z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z)
[L816]  EXPR         3  z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z
[L816]  EXPR         3  z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z)
[L816]               3  z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z)
[L817]  EXPR         3  z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used
[L817]               3  z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used
[L818]  EXPR         3  z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used
[L818]               3  z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used
[L819]  EXPR         3  z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3
[L819]               3  z$r_buff0_thd3 = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3
[L820]  EXPR         3  z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3
[L820]               3  z$r_buff1_thd3 = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3
[L760]  EXPR         1  z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z)
[L760]               1  z = z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z)
[L761]  EXPR         1  z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used
[L761]               1  z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used
[L762]  EXPR         1  z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used
[L762]               1  z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used
[L763]  EXPR         1  z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1
[L763]               1  z$r_buff0_thd1 = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1
[L764]  EXPR         1  z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$r_buff1_thd1
[L764]               1  z$r_buff1_thd1 = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$r_buff1_thd1
[L767]               1  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L823]               3  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L845]               0  main$tmp_guard0 = __unbuffered_cnt == 3
        VAL             [__unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L3]    COND FALSE   0  !(!cond)
        VAL             [__unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L849]  EXPR         0  z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z)
[L849]  EXPR         0  z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z
[L849]  EXPR         0  z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z)
[L849]               0  z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z)
[L850]  EXPR         0  z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used
[L850]               0  z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used
[L851]  EXPR         0  z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used
[L851]               0  z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used
[L852]  EXPR         0  z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0
[L852]               0  z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0
[L853]  EXPR         0  z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0
[L853]               0  z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0
[L856]               0  main$tmp_guard1 = !(x == 2 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0)
        VAL             [__unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L18]   COND TRUE    0  !expression
        VAL             [__unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L18]                0  reach_error()
        VAL             [__unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]

  - UnprovableResult [Line: 841]: 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: 839]: 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: 843]: 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 for errors in thread instance: ULTIMATE.start with 1 thread instances
    CFG has 7 procedures, 137 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 6039.7ms, OverallIterations: 10, TraceHistogramMax: 1, EmptinessCheckTime: 160.7ms, AutomataDifference: 2159.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 227.5ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1288 SDtfs, 1731 SDslu, 4170 SDs, 0 SdLazy, 374 SolverSat, 69 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 298.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 112 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 796.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=12059occurred in iteration=1, InterpolantAutomatonStates: 84, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 1641.9ms AutomataMinimizationTime, 9 MinimizatonAttempts, 5625 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 29.3ms SsaConstructionTime, 371.3ms SatisfiabilityAnalysisTime, 1130.7ms InterpolantComputationTime, 783 NumberOfCodeBlocks, 783 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 689 ConstructedInterpolants, 0 QuantifiedInterpolants, 2859 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be incorrect!
[2021-08-06 13:33:35,051 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...