/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-POR-NewStatesSleep-NoLbe-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe029_power.opt.i


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


This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747
[2021-08-22 03:18:42,967 INFO  L177        SettingsManager]: Resetting all preferences to default values...
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[2021-08-22 03:18:43,028 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-08-22 03:18:43,031 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
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[2021-08-22 03:18:43,050 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-08-22 03:18:43,053 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-08-22 03:18:43,054 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-08-22 03:18:43,055 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-08-22 03:18:43,057 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-08-22 03:18:43,064 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-08-22 03:18:43,065 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-08-22 03:18:43,067 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-08-22 03:18:43,068 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-08-22 03:18:43,070 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-08-22 03:18:43,074 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2021-08-22 03:18:43,075 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
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[2021-08-22 03:18:43,077 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
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[2021-08-22 03:18:43,078 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-08-22 03:18:43,079 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-08-22 03:18:43,079 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
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[2021-08-22 03:18:43,080 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2021-08-22 03:18:43,082 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-08-22 03:18:43,083 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-POR-NewStatesSleep-NoLbe-Random42.epf
[2021-08-22 03:18:43,102 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-08-22 03:18:43,103 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-08-22 03:18:43,103 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-08-22 03:18:43,103 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-08-22 03:18:43,104 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-08-22 03:18:43,104 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2021-08-22 03:18:43,104 INFO  L138        SettingsManager]:  * Use SBE=true
[2021-08-22 03:18:43,105 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-08-22 03:18:43,105 INFO  L138        SettingsManager]:  * sizeof long=4
[2021-08-22 03:18:43,105 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2021-08-22 03:18:43,105 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2021-08-22 03:18:43,105 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-08-22 03:18:43,106 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-08-22 03:18:43,106 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-08-22 03:18:43,106 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-08-22 03:18:43,106 INFO  L138        SettingsManager]:  * sizeof long double=12
[2021-08-22 03:18:43,106 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-08-22 03:18:43,107 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-08-22 03:18:43,107 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-08-22 03:18:43,107 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-08-22 03:18:43,107 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-08-22 03:18:43,107 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2021-08-22 03:18:43,108 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-08-22 03:18:43,108 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-08-22 03:18:43,108 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-08-22 03:18:43,108 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-08-22 03:18:43,108 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-08-22 03:18:43,109 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2021-08-22 03:18:43,109 INFO  L138        SettingsManager]:  * DFS Order used in POR=RANDOM
[2021-08-22 03:18:43,109 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-08-22 03:18:43,109 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2021-08-22 03:18:43,109 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2021-08-22 03:18:43,110 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-08-22 03:18:43,110 INFO  L138        SettingsManager]:  * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES
[2021-08-22 03:18:43,110 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2021-08-22 03:18:43,110 INFO  L138        SettingsManager]:  * Random seed used by POR DFS order=42
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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2021-08-22 03:18:43,365 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-08-22 03:18:43,385 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-08-22 03:18:43,388 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-08-22 03:18:43,388 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-08-22 03:18:43,389 INFO  L275        PluginConnector]: CDTParser initialized
[2021-08-22 03:18:43,390 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe029_power.opt.i
[2021-08-22 03:18:43,452 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bc0d9718/1deccc892d1349e7a51683e54218e2ba/FLAGc1f852a46
[2021-08-22 03:18:44,009 INFO  L306              CDTParser]: Found 1 translation units.
[2021-08-22 03:18:44,010 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_power.opt.i
[2021-08-22 03:18:44,030 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bc0d9718/1deccc892d1349e7a51683e54218e2ba/FLAGc1f852a46
[2021-08-22 03:18:44,458 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bc0d9718/1deccc892d1349e7a51683e54218e2ba
[2021-08-22 03:18:44,459 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-08-22 03:18:44,461 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2021-08-22 03:18:44,462 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-08-22 03:18:44,462 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-08-22 03:18:44,465 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-08-22 03:18:44,468 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 03:18:44" (1/1) ...
[2021-08-22 03:18:44,469 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79eb321b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:18:44, skipping insertion in model container
[2021-08-22 03:18:44,469 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 03:18:44" (1/1) ...
[2021-08-22 03:18:44,476 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-08-22 03:18:44,512 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-08-22 03:18:44,687 WARN  L228   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_power.opt.i[951,964]
[2021-08-22 03:18:44,899 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-08-22 03:18:44,905 INFO  L203         MainTranslator]: Completed pre-run
[2021-08-22 03:18:44,919 WARN  L228   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_power.opt.i[951,964]
[2021-08-22 03:18:44,974 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-08-22 03:18:45,010 INFO  L208         MainTranslator]: Completed translation
[2021-08-22 03:18:45,010 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:18:45 WrapperNode
[2021-08-22 03:18:45,010 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-08-22 03:18:45,011 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-08-22 03:18:45,011 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-08-22 03:18:45,012 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2021-08-22 03:18:45,017 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:18:45" (1/1) ...
[2021-08-22 03:18:45,030 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:18:45" (1/1) ...
[2021-08-22 03:18:45,059 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-08-22 03:18:45,060 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-08-22 03:18:45,060 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2021-08-22 03:18:45,060 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2021-08-22 03:18:45,067 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:18:45" (1/1) ...
[2021-08-22 03:18:45,067 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:18:45" (1/1) ...
[2021-08-22 03:18:45,070 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:18:45" (1/1) ...
[2021-08-22 03:18:45,070 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:18:45" (1/1) ...
[2021-08-22 03:18:45,077 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:18:45" (1/1) ...
[2021-08-22 03:18:45,080 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:18:45" (1/1) ...
[2021-08-22 03:18:45,081 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:18:45" (1/1) ...
[2021-08-22 03:18:45,085 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-08-22 03:18:45,085 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-08-22 03:18:45,085 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2021-08-22 03:18:45,085 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2021-08-22 03:18:45,086 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:18:45" (1/1) ...
[2021-08-22 03:18:45,091 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-08-22 03:18:45,097 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-22 03:18:45,107 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)
[2021-08-22 03:18:45,120 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
[2021-08-22 03:18:45,151 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2021-08-22 03:18:45,151 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2021-08-22 03:18:45,151 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-08-22 03:18:45,151 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-08-22 03:18:45,151 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2021-08-22 03:18:45,152 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2021-08-22 03:18:45,153 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2021-08-22 03:18:45,153 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2021-08-22 03:18:45,153 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2021-08-22 03:18:45,153 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2021-08-22 03:18:45,153 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-08-22 03:18:45,154 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-08-22 03:18:45,155 WARN  L209             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2021-08-22 03:18:47,196 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-08-22 03:18:47,197 INFO  L299             CfgBuilder]: Removed 10 assume(true) statements.
[2021-08-22 03:18:47,199 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 03:18:47 BoogieIcfgContainer
[2021-08-22 03:18:47,199 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-08-22 03:18:47,200 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-08-22 03:18:47,200 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2021-08-22 03:18:47,203 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2021-08-22 03:18:47,203 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 03:18:44" (1/3) ...
[2021-08-22 03:18:47,204 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4be6e077 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 03:18:47, skipping insertion in model container
[2021-08-22 03:18:47,204 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 03:18:45" (2/3) ...
[2021-08-22 03:18:47,204 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4be6e077 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 03:18:47, skipping insertion in model container
[2021-08-22 03:18:47,204 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 03:18:47" (3/3) ...
[2021-08-22 03:18:47,205 INFO  L111   eAbstractionObserver]: Analyzing ICFG safe029_power.opt.i
[2021-08-22 03:18:47,209 WARN  L149   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2021-08-22 03:18:47,210 INFO  L204   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-08-22 03:18:47,210 INFO  L163   ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2021-08-22 03:18:47,210 INFO  L516   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-08-22 03:18:47,237 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,237 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,237 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,237 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,237 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,238 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,238 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,238 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,238 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,238 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,238 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,238 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,238 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,238 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,239 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,239 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,239 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,239 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,240 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,240 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,240 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,240 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,240 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,240 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,241 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,241 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,241 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,241 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,241 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,241 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,242 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,242 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,242 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,242 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,242 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,242 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,242 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,242 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,243 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,243 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,243 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,243 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,243 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,243 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,243 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,243 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,244 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,244 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,244 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,244 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,244 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,244 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,244 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,245 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,245 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,245 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,245 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,245 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,245 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,245 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,248 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,248 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,248 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,249 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,249 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,249 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,249 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,249 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,249 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,249 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,250 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,250 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,252 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,252 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,252 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,253 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,253 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,253 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,253 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,253 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,253 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,253 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:47,255 INFO  L148    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2021-08-22 03:18:47,292 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2021-08-22 03:18:47,293 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-22 03:18:47,297 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2021-08-22 03:18:47,316 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2021-08-22 03:18:47,332 INFO  L338      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2021-08-22 03:18:47,336 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=PARTIAL_ORDER_FA, 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
[2021-08-22 03:18:47,343 INFO  L340      AbstractCegarLoop]: Starting to check reachability of 5 error locations.
[2021-08-22 03:18:47,389 INFO  L402      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] ===
[2021-08-22 03:18:47,393 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-22 03:18:47,393 INFO  L82        PathProgramCache]: Analyzing trace with hash 939744702, now seen corresponding path program 1 times
[2021-08-22 03:18:47,402 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-22 03:18:47,404 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951113726]
[2021-08-22 03:18:47,405 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-22 03:18:47,405 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-22 03:18:47,567 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-22 03:18:47,704 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-22 03:18:47,704 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-22 03:18:47,705 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951113726]
[2021-08-22 03:18:47,706 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951113726] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-22 03:18:47,706 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-22 03:18:47,706 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-08-22 03:18:47,708 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053759828]
[2021-08-22 03:18:47,713 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2021-08-22 03:18:47,714 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-22 03:18:47,727 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2021-08-22 03:18:47,728 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2021-08-22 03:18:47,728 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:47,730 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-22 03:18:47,731 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 35.5) internal successors, (71), 2 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)
[2021-08-22 03:18:47,731 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:47,743 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:47,743 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-08-22 03:18:47,743 INFO  L402      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] ===
[2021-08-22 03:18:47,744 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-22 03:18:47,744 INFO  L82        PathProgramCache]: Analyzing trace with hash -2026032327, now seen corresponding path program 1 times
[2021-08-22 03:18:47,744 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-22 03:18:47,744 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004558160]
[2021-08-22 03:18:47,745 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-22 03:18:47,745 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-22 03:18:47,881 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-22 03:18:48,033 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-22 03:18:48,033 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-22 03:18:48,034 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004558160]
[2021-08-22 03:18:48,034 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004558160] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-22 03:18:48,034 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-22 03:18:48,034 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-08-22 03:18:48,034 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963798987]
[2021-08-22 03:18:48,036 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2021-08-22 03:18:48,037 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-22 03:18:48,039 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-08-22 03:18:48,039 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-08-22 03:18:48,039 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:48,039 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-22 03:18:48,040 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-22 03:18:48,040 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:48,040 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:48,208 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,212 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,251 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,252 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,252 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,252 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,252 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,253 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,253 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,253 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,253 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,253 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,253 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,254 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,254 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,254 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,257 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,286 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,286 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,287 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,287 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,287 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,287 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,287 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,287 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,288 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,288 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,288 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,288 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,288 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,288 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,291 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,337 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,338 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,338 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,338 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,338 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,338 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,339 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,339 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,339 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,339 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,339 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,339 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,340 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,340 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:48,411 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:48,411 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-22 03:18:48,412 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-08-22 03:18:48,412 INFO  L402      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] ===
[2021-08-22 03:18:48,413 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-22 03:18:48,413 INFO  L82        PathProgramCache]: Analyzing trace with hash 542337393, now seen corresponding path program 2 times
[2021-08-22 03:18:48,414 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-22 03:18:48,414 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287106161]
[2021-08-22 03:18:48,414 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-22 03:18:48,414 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-22 03:18:48,535 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-22 03:18:49,025 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-22 03:18:49,026 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-22 03:18:49,026 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287106161]
[2021-08-22 03:18:49,027 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287106161] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-22 03:18:49,027 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-22 03:18:49,027 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13
[2021-08-22 03:18:49,027 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218112644]
[2021-08-22 03:18:49,028 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 13 states
[2021-08-22 03:18:49,028 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-22 03:18:49,031 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants.
[2021-08-22 03:18:49,031 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156
[2021-08-22 03:18:49,032 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:49,032 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-22 03:18:49,032 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 13 states, 13 states have (on average 5.384615384615385) internal successors, (70), 13 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-22 03:18:49,032 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:49,032 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-22 03:18:49,032 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:49,120 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,120 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,120 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,121 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,121 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,121 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,121 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,122 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,125 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,126 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,130 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,131 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,131 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,132 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,240 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,248 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,261 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,283 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,283 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,283 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,284 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,284 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,284 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,284 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,284 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,284 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,284 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,285 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,285 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,285 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,285 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,309 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,310 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,310 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,310 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,311 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,311 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,312 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,312 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,315 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,315 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,315 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,315 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,315 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,315 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,351 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,352 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,352 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,352 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,352 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,352 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,353 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,353 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,353 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,353 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,353 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,353 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,353 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,354 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,386 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:49,386 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-22 03:18:49,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-22 03:18:49,387 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2021-08-22 03:18:49,387 INFO  L402      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] ===
[2021-08-22 03:18:49,388 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-22 03:18:49,388 INFO  L82        PathProgramCache]: Analyzing trace with hash -587643181, now seen corresponding path program 3 times
[2021-08-22 03:18:49,388 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-22 03:18:49,388 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828195240]
[2021-08-22 03:18:49,388 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-22 03:18:49,388 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-22 03:18:49,477 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-22 03:18:49,916 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-22 03:18:49,916 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-22 03:18:49,916 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828195240]
[2021-08-22 03:18:49,916 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828195240] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-22 03:18:49,916 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-22 03:18:49,916 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14
[2021-08-22 03:18:49,917 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056230199]
[2021-08-22 03:18:49,917 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 14 states
[2021-08-22 03:18:49,917 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-22 03:18:49,918 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2021-08-22 03:18:49,918 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182
[2021-08-22 03:18:49,918 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:49,918 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-22 03:18:49,919 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 14 states, 14 states have (on average 5.0) internal successors, (70), 14 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-22 03:18:49,919 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:49,919 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-22 03:18:49,919 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-22 03:18:49,919 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:49,994 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:49,999 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite21_28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,031 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,031 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,031 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,031 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,032 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,032 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,032 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,032 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,032 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,032 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,032 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,033 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,033 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,033 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,051 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,052 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,052 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,052 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,052 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,053 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,053 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,053 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,053 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,053 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,053 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,053 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,207 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,269 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,269 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,269 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,269 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,270 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,270 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,270 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,270 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,270 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,272 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,298 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,298 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,298 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,298 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,299 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,299 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,299 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,301 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,622 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,622 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,623 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,623 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,623 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_133 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,684 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,690 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,697 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,698 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,713 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,727 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,768 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,781 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,809 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,810 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,826 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,838 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,872 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:50,985 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:51,004 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:51,022 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:51,054 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:51,075 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:51,076 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:51,113 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:51,113 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-22 03:18:51,114 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2021-08-22 03:18:51,114 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-22 03:18:51,114 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2021-08-22 03:18:51,115 INFO  L402      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] ===
[2021-08-22 03:18:51,115 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-22 03:18:51,115 INFO  L82        PathProgramCache]: Analyzing trace with hash 10628867, now seen corresponding path program 4 times
[2021-08-22 03:18:51,115 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-22 03:18:51,116 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489499373]
[2021-08-22 03:18:51,116 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-22 03:18:51,116 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-22 03:18:51,149 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-22 03:18:51,362 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-22 03:18:51,362 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-22 03:18:51,363 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489499373]
[2021-08-22 03:18:51,363 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489499373] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-22 03:18:51,363 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-22 03:18:51,363 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11
[2021-08-22 03:18:51,363 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631268508]
[2021-08-22 03:18:51,363 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 11 states
[2021-08-22 03:18:51,364 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-22 03:18:51,395 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2021-08-22 03:18:51,395 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110
[2021-08-22 03:18:51,395 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:51,396 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-22 03:18:51,396 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 11 states, 11 states have (on average 6.363636363636363) internal successors, (70), 11 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-22 03:18:51,396 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:51,396 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-22 03:18:51,396 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. 
[2021-08-22 03:18:51,396 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-22 03:18:51,396 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:51,527 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:51,528 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-22 03:18:51,528 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2021-08-22 03:18:51,528 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-22 03:18:51,528 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-22 03:18:51,528 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2021-08-22 03:18:51,529 INFO  L402      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] ===
[2021-08-22 03:18:51,529 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-22 03:18:51,529 INFO  L82        PathProgramCache]: Analyzing trace with hash -1852638761, now seen corresponding path program 5 times
[2021-08-22 03:18:51,529 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-22 03:18:51,529 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691057698]
[2021-08-22 03:18:51,529 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-22 03:18:51,529 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-22 03:18:51,569 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-22 03:18:51,767 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-22 03:18:51,767 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-22 03:18:51,767 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691057698]
[2021-08-22 03:18:51,768 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1691057698] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-22 03:18:51,768 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-22 03:18:51,768 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11
[2021-08-22 03:18:51,768 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363053186]
[2021-08-22 03:18:51,768 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 11 states
[2021-08-22 03:18:51,768 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-22 03:18:51,769 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2021-08-22 03:18:51,769 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110
[2021-08-22 03:18:51,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:51,769 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-22 03:18:51,769 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 11 states, 11 states have (on average 6.363636363636363) internal successors, (70), 11 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-22 03:18:51,770 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:51,770 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-22 03:18:51,770 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. 
[2021-08-22 03:18:51,770 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-22 03:18:51,770 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-22 03:18:51,770 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:52,284 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:52,292 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:52,305 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:52,310 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:52,315 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:52,322 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:52,547 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:52,558 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:52,581 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:52,582 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-22 03:18:52,582 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2021-08-22 03:18:52,582 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-22 03:18:52,582 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-22 03:18:52,582 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2021-08-22 03:18:52,582 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2021-08-22 03:18:52,583 INFO  L402      AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] ===
[2021-08-22 03:18:52,583 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-22 03:18:52,583 INFO  L82        PathProgramCache]: Analyzing trace with hash -1826485755, now seen corresponding path program 6 times
[2021-08-22 03:18:52,583 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-22 03:18:52,583 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731741290]
[2021-08-22 03:18:52,583 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-22 03:18:52,584 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-22 03:18:52,613 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-22 03:18:52,686 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-22 03:18:52,686 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-22 03:18:52,687 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731741290]
[2021-08-22 03:18:52,687 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731741290] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-22 03:18:52,687 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-22 03:18:52,687 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-08-22 03:18:52,687 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868330112]
[2021-08-22 03:18:52,687 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2021-08-22 03:18:52,688 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-22 03:18:52,688 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-08-22 03:18:52,688 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2021-08-22 03:18:52,688 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:52,688 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-22 03:18:52,689 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-22 03:18:52,689 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:52,689 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-22 03:18:52,689 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. 
[2021-08-22 03:18:52,689 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-22 03:18:52,689 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-22 03:18:52,689 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. 
[2021-08-22 03:18:52,689 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:52,837 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:52,843 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:52,849 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:52,849 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:52,869 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:52,870 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-22 03:18:52,884 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-22 03:18:52,885 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-22 03:18:52,885 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2021-08-22 03:18:52,885 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-22 03:18:52,885 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-22 03:18:52,885 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2021-08-22 03:18:52,885 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-08-22 03:18:52,885 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2021-08-22 03:18:52,886 INFO  L402      AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] ===
[2021-08-22 03:18:52,886 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-22 03:18:52,886 INFO  L82        PathProgramCache]: Analyzing trace with hash -1039976327, now seen corresponding path program 7 times
[2021-08-22 03:18:52,886 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-22 03:18:52,886 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065354594]
[2021-08-22 03:18:52,887 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-22 03:18:52,887 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-22 03:18:52,919 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-08-22 03:18:52,919 INFO  L354             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-08-22 03:18:52,949 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-08-22 03:18:52,978 INFO  L133   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-08-22 03:18:52,978 INFO  L626         BasicCegarLoop]: Counterexample is feasible
[2021-08-22 03:18:52,979 INFO  L764   garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION
[2021-08-22 03:18:52,981 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION
[2021-08-22 03:18:52,981 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION
[2021-08-22 03:18:52,981 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION
[2021-08-22 03:18:52,981 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION
[2021-08-22 03:18:52,981 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2021-08-22 03:18:52,990 INFO  L229   ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2021-08-22 03:18:52,990 INFO  L179   ceAbstractionStarter]: Computing trace abstraction results
[2021-08-22 03:18:53,077 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 03:18:53 BasicIcfg
[2021-08-22 03:18:53,077 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-08-22 03:18:53,078 INFO  L168              Benchmark]: Toolchain (without parser) took 8617.16 ms. Allocated memory was 198.2 MB in the beginning and 343.9 MB in the end (delta: 145.8 MB). Free memory was 160.6 MB in the beginning and 158.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 149.0 MB. Max. memory is 8.0 GB.
[2021-08-22 03:18:53,079 INFO  L168              Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 198.2 MB. Free memory is still 178.7 MB. There was no memory consumed. Max. memory is 8.0 GB.
[2021-08-22 03:18:53,079 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 548.78 ms. Allocated memory is still 198.2 MB. Free memory was 160.4 MB in the beginning and 169.3 MB in the end (delta: -8.9 MB). Peak memory consumption was 12.2 MB. Max. memory is 8.0 GB.
[2021-08-22 03:18:53,079 INFO  L168              Benchmark]: Boogie Procedure Inliner took 48.31 ms. Allocated memory is still 198.2 MB. Free memory was 169.3 MB in the beginning and 166.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB.
[2021-08-22 03:18:53,082 INFO  L168              Benchmark]: Boogie Preprocessor took 24.53 ms. Allocated memory is still 198.2 MB. Free memory was 166.7 MB in the beginning and 164.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB.
[2021-08-22 03:18:53,082 INFO  L168              Benchmark]: RCFGBuilder took 2113.68 ms. Allocated memory was 198.2 MB in the beginning and 257.9 MB in the end (delta: 59.8 MB). Free memory was 164.6 MB in the beginning and 207.9 MB in the end (delta: -43.3 MB). Peak memory consumption was 98.6 MB. Max. memory is 8.0 GB.
[2021-08-22 03:18:53,083 INFO  L168              Benchmark]: TraceAbstraction took 5877.03 ms. Allocated memory was 257.9 MB in the beginning and 343.9 MB in the end (delta: 86.0 MB). Free memory was 207.4 MB in the beginning and 158.7 MB in the end (delta: 48.7 MB). Peak memory consumption was 135.2 MB. Max. memory is 8.0 GB.
[2021-08-22 03:18:53,085 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.14 ms. Allocated memory is still 198.2 MB. Free memory is still 178.7 MB. There was no memory consumed. Max. memory is 8.0 GB.
 * CACSL2BoogieTranslator took 548.78 ms. Allocated memory is still 198.2 MB. Free memory was 160.4 MB in the beginning and 169.3 MB in the end (delta: -8.9 MB). Peak memory consumption was 12.2 MB. Max. memory is 8.0 GB.
 * Boogie Procedure Inliner took 48.31 ms. Allocated memory is still 198.2 MB. Free memory was 169.3 MB in the beginning and 166.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB.
 * Boogie Preprocessor took 24.53 ms. Allocated memory is still 198.2 MB. Free memory was 166.7 MB in the beginning and 164.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB.
 * RCFGBuilder took 2113.68 ms. Allocated memory was 198.2 MB in the beginning and 257.9 MB in the end (delta: 59.8 MB). Free memory was 164.6 MB in the beginning and 207.9 MB in the end (delta: -43.3 MB). Peak memory consumption was 98.6 MB. Max. memory is 8.0 GB.
 * TraceAbstraction took 5877.03 ms. Allocated memory was 257.9 MB in the beginning and 343.9 MB in the end (delta: 86.0 MB). Free memory was 207.4 MB in the beginning and 158.7 MB in the end (delta: 48.7 MB). Peak memory consumption was 135.2 MB. Max. memory is 8.0 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: Independence relation benchmarks
    ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6115, positive: 5801, positive conditional: 5801, positive unconditional: 0, negative: 314, negative conditional: 314, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5920, positive: 5801, positive conditional: 5801, positive unconditional: 0, negative: 119, negative conditional: 119, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5920, positive: 5801, positive conditional: 5801, positive unconditional: 0, negative: 119, negative conditional: 119, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6259, positive: 5801, positive conditional: 5739, positive unconditional: 62, negative: 458, negative conditional: 339, negative unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6259, positive: 5801, positive conditional: 2594, positive unconditional: 3207, negative: 458, negative conditional: 186, negative unconditional: 272, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6259, positive: 5801, positive conditional: 2594, positive unconditional: 3207, negative: 458, negative conditional: 186, negative unconditional: 272, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 686, positive: 646, positive conditional: 348, positive unconditional: 298, negative: 40, negative conditional: 26, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 686, positive: 609, positive conditional: 0, positive unconditional: 609, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 77, positive: 37, positive conditional: 35, positive unconditional: 2, negative: 40, negative conditional: 26, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1157, positive: 527, positive conditional: 524, positive unconditional: 3, negative: 630, negative conditional: 421, negative unconditional: 210, unknown: 0, unknown conditional: 0, unknown unconditional: 0]  ], Cache Queries: [ total: 6259, positive: 5155, positive conditional: 2246, positive unconditional: 2909, negative: 418, negative conditional: 160, negative unconditional: 258, unknown: 686, unknown conditional: 374, unknown unconditional: 312] , Statistics on independence cache: Total cache size (in pairs): 686, Positive cache size: 646, Positive conditional cache size: 348, Positive unconditional cache size: 298, Negative cache size: 40, Negative conditional cache size: 26, Negative unconditional cache size: 14, Eliminated conditions: 3298, Maximal queried relation: 5, Independence queries for same thread: 195
  - 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: 
[L708]               0  int __unbuffered_cnt = 0;
        VAL             [__unbuffered_cnt=0]
[L709]               0  _Bool main$tmp_guard0;
        VAL             [__unbuffered_cnt=0, main$tmp_guard0=0]
[L710]               0  _Bool main$tmp_guard1;
        VAL             [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0]
[L712]               0  int x = 0;
        VAL             [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0]
[L713]               0  _Bool x$flush_delayed;
        VAL             [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0]
[L714]               0  int x$mem_tmp;
        VAL             [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0]
[L715]               0  _Bool x$r_buff0_thd0;
        VAL             [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0]
[L716]               0  _Bool x$r_buff0_thd1;
        VAL             [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0]
[L717]               0  _Bool x$r_buff0_thd2;
        VAL             [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0]
[L718]               0  _Bool x$r_buff1_thd0;
        VAL             [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0]
[L719]               0  _Bool x$r_buff1_thd1;
        VAL             [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0]
[L720]               0  _Bool x$r_buff1_thd2;
        VAL             [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0]
[L721]               0  _Bool x$read_delayed;
        VAL             [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0]
[L722]               0  int *x$read_delayed_var;
        VAL             [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}]
[L723]               0  int x$w_buff0;
        VAL             [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0]
[L724]               0  _Bool x$w_buff0_used;
        VAL             [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0]
[L725]               0  int x$w_buff1;
        VAL             [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0]
[L726]               0  _Bool x$w_buff1_used;
        VAL             [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0]
[L728]               0  int y = 0;
        VAL             [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L729]               0  _Bool weak$$choice0;
        VAL             [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L730]               0  _Bool weak$$choice2;
        VAL             [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L790]               0  pthread_t t2475;
        VAL             [__unbuffered_cnt=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L791]  FCALL, FORK  0  pthread_create(&t2475, ((void *)0), P0, ((void *)0))
        VAL             [__unbuffered_cnt=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L792]               0  pthread_t t2476;
        VAL             [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L793]  FCALL, FORK  0  pthread_create(&t2476, ((void *)0), P1, ((void *)0))
        VAL             [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L754]               2  x$w_buff1 = x$w_buff0
[L755]               2  x$w_buff0 = 2
[L756]               2  x$w_buff1_used = x$w_buff0_used
[L757]               2  x$w_buff0_used = (_Bool)1
[L18]   COND FALSE   2  !(!expression)
[L759]               2  x$r_buff1_thd0 = x$r_buff0_thd0
[L760]               2  x$r_buff1_thd1 = x$r_buff0_thd1
[L761]               2  x$r_buff1_thd2 = x$r_buff0_thd2
[L762]               2  x$r_buff0_thd2 = (_Bool)1
        VAL             [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L765]               2  y = 1
        VAL             [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1]
[L734]               1  y = 2
        VAL             [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2]
[L737]               1  x = 1
        VAL             [__unbuffered_cnt=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2]
[L740]  EXPR         1  x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x)
[L740]  EXPR         1  x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x
[L740]  EXPR         1  x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x)
[L740]               1  x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x)
[L741]  EXPR         1  x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used
[L741]               1  x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used
[L742]  EXPR         1  x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used
[L742]               1  x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used
[L743]  EXPR         1  x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1
[L743]               1  x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1
[L744]  EXPR         1  x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1
[L744]               1  x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1
[L747]               1  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2]
[L749]               1  return 0;
        VAL             [\result={0:0}, __unbuffered_cnt=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2]
[L768]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x)
[L768]               2  x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x)
[L769]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used
[L769]               2  x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used
[L770]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used
[L770]               2  x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used
[L771]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2
[L771]               2  x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2
[L772]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2
[L772]               2  x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2
[L775]               2  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2]
[L777]               2  return 0;
        VAL             [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2]
[L795]               0  main$tmp_guard0 = __unbuffered_cnt == 2
        VAL             [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2]
[L3]    COND FALSE   0  !(!cond)
        VAL             [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2]
[L799]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x)
[L799]  EXPR         0  x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x
[L799]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x)
[L799]               0  x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x)
[L800]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used
[L800]               0  x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used
[L801]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used
[L801]               0  x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used
[L802]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0
[L802]               0  x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0
[L803]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0
[L803]               0  x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0
[L806]               0  weak$$choice0 = __VERIFIER_nondet_bool()
[L807]               0  weak$$choice2 = __VERIFIER_nondet_bool()
[L808]               0  x$flush_delayed = weak$$choice2
[L809]               0  x$mem_tmp = x
[L810]  EXPR         0  !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1)
[L810]               0  x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1)
[L811]  EXPR         0  weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0))
[L811]               0  x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0))
[L812]  EXPR         0  weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1))
[L812]               0  x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1))
[L813]  EXPR         0  weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used))
[L813]               0  x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used))
[L814]  EXPR         0  weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L814]               0  x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L815]  EXPR         0  weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0))
[L815]               0  x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0))
[L816]  EXPR         0  weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L816]               0  x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L817]               0  main$tmp_guard1 = !(x == 2 && y == 2)
[L818]  EXPR         0  x$flush_delayed ? x$mem_tmp : x
[L818]               0  x = x$flush_delayed ? x$mem_tmp : x
[L819]               0  x$flush_delayed = (_Bool)0
        VAL             [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2]
[L18]   COND TRUE    0  !expression
        VAL             [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2]
[L18]                0  reach_error()
        VAL             [\result={0:0}, __unbuffered_cnt=2, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2]

  - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable
    Unable to prove that call to reach_error is unreachable
 Reason: Not analyzed. 
  - UnprovableResult [Line: 793]: 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: 791]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
    Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
 Reason: Not analyzed. 
  - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
    CFG has 5 procedures, 103 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 5696.8ms, OverallIterations: 8, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.1ms, PartialOrderReductionTime: 3106.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 75, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 52.8ms SsaConstructionTime, 507.2ms SatisfiabilityAnalysisTime, 1692.6ms InterpolantComputationTime, 561 NumberOfCodeBlocks, 561 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 484 ConstructedInterpolants, 0 QuantifiedInterpolants, 2917 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be incorrect!
[2021-08-22 03:18:53,135 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0
[2021-08-22 03:18:53,341 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...