/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.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi000_power.opt.i


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


This is Ultimate 0.2.1-87fd7473a0bda1db0ad7f77f2116346063730f21-87fd747
[2021-08-21 19:28:01,091 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2021-08-21 19:28:01,093 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2021-08-21 19:28:01,129 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-08-21 19:28:01,130 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-08-21 19:28:01,132 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-08-21 19:28:01,134 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-08-21 19:28:01,139 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2021-08-21 19:28:01,141 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-08-21 19:28:01,145 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
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[2021-08-21 19:28:01,148 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-08-21 19:28:01,149 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-08-21 19:28:01,150 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-08-21 19:28:01,150 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-08-21 19:28:01,151 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-08-21 19:28:01,151 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-08-21 19:28:01,152 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-08-21 19:28:01,154 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-08-21 19:28:01,155 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-08-21 19:28:01,156 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-08-21 19:28:01,157 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-08-21 19:28:01,158 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-08-21 19:28:01,160 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2021-08-21 19:28:01,160 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-08-21 19:28:01,161 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
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[2021-08-21 19:28:01,162 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-08-21 19:28:01,162 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-08-21 19:28:01,163 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-08-21 19:28:01,164 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-08-21 19:28:01,164 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-08-21 19:28:01,165 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-08-21 19:28:01,165 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2021-08-21 19:28:01,166 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-08-21 19:28:01,166 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-08-21 19:28:01,166 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2021-08-21 19:28:01,167 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2021-08-21 19:28:01,168 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-08-21 19:28:01,168 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.epf
[2021-08-21 19:28:01,187 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-08-21 19:28:01,187 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-08-21 19:28:01,188 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-08-21 19:28:01,188 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-08-21 19:28:01,189 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-08-21 19:28:01,189 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2021-08-21 19:28:01,189 INFO  L138        SettingsManager]:  * Use SBE=true
[2021-08-21 19:28:01,189 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-08-21 19:28:01,189 INFO  L138        SettingsManager]:  * sizeof long=4
[2021-08-21 19:28:01,189 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2021-08-21 19:28:01,189 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2021-08-21 19:28:01,190 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-08-21 19:28:01,190 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-08-21 19:28:01,190 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-08-21 19:28:01,190 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-08-21 19:28:01,190 INFO  L138        SettingsManager]:  * sizeof long double=12
[2021-08-21 19:28:01,190 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-08-21 19:28:01,190 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-08-21 19:28:01,191 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-08-21 19:28:01,191 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-08-21 19:28:01,191 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-08-21 19:28:01,191 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2021-08-21 19:28:01,191 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-08-21 19:28:01,191 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-08-21 19:28:01,192 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-08-21 19:28:01,192 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-08-21 19:28:01,192 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-08-21 19:28:01,192 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2021-08-21 19:28:01,192 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-08-21 19:28:01,192 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2021-08-21 19:28:01,192 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2021-08-21 19:28:01,193 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-08-21 19:28:01,193 INFO  L138        SettingsManager]:  * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES
[2021-08-21 19:28:01,193 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2021-08-21 19:28:01,494 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-08-21 19:28:01,520 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-08-21 19:28:01,522 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-08-21 19:28:01,523 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-08-21 19:28:01,523 INFO  L275        PluginConnector]: CDTParser initialized
[2021-08-21 19:28:01,524 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi000_power.opt.i
[2021-08-21 19:28:01,589 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45ccaa567/42d0003fec8c40eda08172da3e0887e7/FLAGfec410b4f
[2021-08-21 19:28:02,057 INFO  L306              CDTParser]: Found 1 translation units.
[2021-08-21 19:28:02,057 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi000_power.opt.i
[2021-08-21 19:28:02,077 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45ccaa567/42d0003fec8c40eda08172da3e0887e7/FLAGfec410b4f
[2021-08-21 19:28:02,408 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45ccaa567/42d0003fec8c40eda08172da3e0887e7
[2021-08-21 19:28:02,413 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-08-21 19:28:02,415 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2021-08-21 19:28:02,417 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-08-21 19:28:02,417 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-08-21 19:28:02,421 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-08-21 19:28:02,421 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 07:28:02" (1/1) ...
[2021-08-21 19:28:02,423 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eb409e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:02, skipping insertion in model container
[2021-08-21 19:28:02,424 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 07:28:02" (1/1) ...
[2021-08-21 19:28:02,429 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-08-21 19:28:02,481 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-08-21 19:28:02,620 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/rfi000_power.opt.i[950,963]
[2021-08-21 19:28:02,836 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-08-21 19:28:02,845 INFO  L203         MainTranslator]: Completed pre-run
[2021-08-21 19:28:02,857 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/rfi000_power.opt.i[950,963]
[2021-08-21 19:28:02,920 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-08-21 19:28:02,961 INFO  L208         MainTranslator]: Completed translation
[2021-08-21 19:28:02,961 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:02 WrapperNode
[2021-08-21 19:28:02,964 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-08-21 19:28:02,965 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-08-21 19:28:02,965 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-08-21 19:28:02,966 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2021-08-21 19:28:02,971 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:02" (1/1) ...
[2021-08-21 19:28:03,002 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:02" (1/1) ...
[2021-08-21 19:28:03,043 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-08-21 19:28:03,044 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-08-21 19:28:03,045 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2021-08-21 19:28:03,045 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2021-08-21 19:28:03,051 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:02" (1/1) ...
[2021-08-21 19:28:03,052 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:02" (1/1) ...
[2021-08-21 19:28:03,070 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:02" (1/1) ...
[2021-08-21 19:28:03,070 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:02" (1/1) ...
[2021-08-21 19:28:03,077 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:02" (1/1) ...
[2021-08-21 19:28:03,079 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:02" (1/1) ...
[2021-08-21 19:28:03,082 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:02" (1/1) ...
[2021-08-21 19:28:03,102 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-08-21 19:28:03,103 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-08-21 19:28:03,103 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2021-08-21 19:28:03,103 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2021-08-21 19:28:03,104 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:02" (1/1) ...
[2021-08-21 19:28:03,116 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-08-21 19:28:03,122 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-21 19:28:03,133 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)
[2021-08-21 19:28:03,143 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
[2021-08-21 19:28:03,185 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2021-08-21 19:28:03,185 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2021-08-21 19:28:03,185 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-08-21 19:28:03,185 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-08-21 19:28:03,185 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2021-08-21 19:28:03,186 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2021-08-21 19:28:03,186 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2021-08-21 19:28:03,186 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2021-08-21 19:28:03,186 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2021-08-21 19:28:03,186 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2021-08-21 19:28:03,186 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-08-21 19:28:03,186 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-08-21 19:28:03,188 WARN  L209             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2021-08-21 19:28:05,214 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-08-21 19:28:05,214 INFO  L299             CfgBuilder]: Removed 10 assume(true) statements.
[2021-08-21 19:28:05,217 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 07:28:05 BoogieIcfgContainer
[2021-08-21 19:28:05,217 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-08-21 19:28:05,218 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-08-21 19:28:05,219 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2021-08-21 19:28:05,221 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2021-08-21 19:28:05,221 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 07:28:02" (1/3) ...
[2021-08-21 19:28:05,222 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b3afe2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 07:28:05, skipping insertion in model container
[2021-08-21 19:28:05,222 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 07:28:02" (2/3) ...
[2021-08-21 19:28:05,223 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b3afe2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 07:28:05, skipping insertion in model container
[2021-08-21 19:28:05,223 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 07:28:05" (3/3) ...
[2021-08-21 19:28:05,224 INFO  L111   eAbstractionObserver]: Analyzing ICFG rfi000_power.opt.i
[2021-08-21 19:28:05,228 WARN  L149   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2021-08-21 19:28:05,229 INFO  L204   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-08-21 19:28:05,229 INFO  L163   ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2021-08-21 19:28:05,229 INFO  L516   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-08-21 19:28:05,300 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,301 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,301 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,301 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,301 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,301 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,302 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,302 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,302 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,302 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,302 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,302 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,302 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,303 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,303 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,303 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,303 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,303 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,304 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,304 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,304 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,304 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,305 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,305 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,305 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,305 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,305 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,306 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,306 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,306 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,306 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,306 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,306 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,307 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,307 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,307 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,307 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,307 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,308 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,308 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,308 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,308 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,308 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,309 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,309 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,309 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,309 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,309 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,309 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,310 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,310 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,310 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,310 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,310 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,310 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,310 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,311 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,311 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,311 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,311 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,314 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,315 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,315 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,315 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,315 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,315 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,315 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,316 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,316 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,316 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,316 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,316 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,319 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,319 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,319 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,320 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,320 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,320 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,320 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,320 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,320 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,321 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,322 INFO  L148    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2021-08-21 19:28:05,361 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2021-08-21 19:28:05,362 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-21 19:28:05,365 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)
[2021-08-21 19:28:05,388 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
[2021-08-21 19:28:05,398 INFO  L338      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2021-08-21 19:28:05,405 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
[2021-08-21 19:28:05,406 INFO  L340      AbstractCegarLoop]: Starting to check reachability of 5 error locations.
[2021-08-21 19:28:05,454 INFO  L402      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] ===
[2021-08-21 19:28:05,459 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-21 19:28:05,459 INFO  L82        PathProgramCache]: Analyzing trace with hash -1081814683, now seen corresponding path program 1 times
[2021-08-21 19:28:05,466 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-21 19:28:05,467 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298415768]
[2021-08-21 19:28:05,467 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-21 19:28:05,467 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-21 19:28:05,580 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-21 19:28:05,706 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-21 19:28:05,707 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-21 19:28:05,707 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298415768]
[2021-08-21 19:28:05,708 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298415768] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-21 19:28:05,708 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-21 19:28:05,708 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-08-21 19:28:05,710 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580726622]
[2021-08-21 19:28:05,714 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2021-08-21 19:28:05,714 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-21 19:28:05,726 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2021-08-21 19:28:05,728 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2021-08-21 19:28:05,728 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:05,729 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-21 19:28:05,730 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 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)
[2021-08-21 19:28:05,730 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:05,752 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:05,753 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-08-21 19:28:05,753 INFO  L402      AbstractCegarLoop]: === Iteration 2 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] ===
[2021-08-21 19:28:05,756 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-21 19:28:05,757 INFO  L82        PathProgramCache]: Analyzing trace with hash 1339070073, now seen corresponding path program 1 times
[2021-08-21 19:28:05,757 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-21 19:28:05,757 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592184007]
[2021-08-21 19:28:05,757 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-21 19:28:05,757 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-21 19:28:05,786 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-21 19:28:05,876 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-21 19:28:05,877 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-21 19:28:05,877 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592184007]
[2021-08-21 19:28:05,877 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592184007] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-21 19:28:05,877 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-21 19:28:05,877 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-08-21 19:28:05,878 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014805118]
[2021-08-21 19:28:05,879 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-08-21 19:28:05,879 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-21 19:28:05,879 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-08-21 19:28:05,880 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-08-21 19:28:05,880 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:05,880 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-21 19:28:05,880 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 26.5) internal successors, (53), 3 states have internal predecessors, (53), 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)
[2021-08-21 19:28:05,880 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:05,881 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:05,954 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,975 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:05,977 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,015 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,030 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,042 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,076 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:06,077 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-21 19:28:06,077 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-08-21 19:28:06,077 INFO  L402      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] ===
[2021-08-21 19:28:06,078 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-21 19:28:06,078 INFO  L82        PathProgramCache]: Analyzing trace with hash -1531960349, now seen corresponding path program 1 times
[2021-08-21 19:28:06,079 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-21 19:28:06,079 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285014270]
[2021-08-21 19:28:06,079 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-21 19:28:06,079 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-21 19:28:06,193 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-21 19:28:06,323 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-21 19:28:06,324 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-21 19:28:06,324 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285014270]
[2021-08-21 19:28:06,324 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285014270] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-21 19:28:06,324 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-21 19:28:06,324 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-08-21 19:28:06,324 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433897402]
[2021-08-21 19:28:06,325 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2021-08-21 19:28:06,325 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-21 19:28:06,325 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-08-21 19:28:06,326 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-08-21 19:28:06,326 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:06,326 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-21 19:28:06,326 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 6 states have internal predecessors, (58), 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)
[2021-08-21 19:28:06,326 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:06,326 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-21 19:28:06,326 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:06,454 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,581 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,582 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,582 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,582 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,582 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,583 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,583 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,583 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,583 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,583 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,584 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,584 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,584 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,584 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,616 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,617 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,617 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,617 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,617 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,617 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,618 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,618 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,618 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,618 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,619 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,619 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,619 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,619 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,646 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,647 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,647 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,647 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,647 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,648 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,648 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,648 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,648 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,648 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,649 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,649 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,649 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,649 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,692 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,692 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,693 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,693 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,693 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,693 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,693 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,694 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,694 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,694 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,694 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,695 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,695 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,695 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,732 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,733 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,733 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,734 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,734 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,734 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,734 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,734 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,735 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,735 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,735 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,735 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,736 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,736 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,787 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,787 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,788 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,788 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,788 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,788 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,788 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,789 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,789 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,789 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,789 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,789 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,790 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,790 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,837 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,837 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,837 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,838 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,838 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,838 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,838 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,838 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,839 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,839 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,839 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,839 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,839 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,840 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,859 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,859 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,860 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,860 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,860 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,860 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,860 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,860 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite35_42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,861 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,861 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,861 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,861 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,861 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,862 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:06,897 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:06,897 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-21 19:28:06,898 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-21 19:28:06,898 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2021-08-21 19:28:06,898 INFO  L402      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] ===
[2021-08-21 19:28:06,899 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-21 19:28:06,899 INFO  L82        PathProgramCache]: Analyzing trace with hash 1951327110, now seen corresponding path program 1 times
[2021-08-21 19:28:06,900 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-21 19:28:06,900 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175616374]
[2021-08-21 19:28:06,900 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-21 19:28:06,900 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-21 19:28:06,978 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-21 19:28:07,132 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-21 19:28:07,132 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-21 19:28:07,133 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175616374]
[2021-08-21 19:28:07,133 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1175616374] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-21 19:28:07,133 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-21 19:28:07,133 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-08-21 19:28:07,136 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666543331]
[2021-08-21 19:28:07,137 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2021-08-21 19:28:07,137 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-21 19:28:07,137 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-08-21 19:28:07,137 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-08-21 19:28:07,138 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:07,138 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-21 19:28:07,138 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 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)
[2021-08-21 19:28:07,138 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:07,138 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-21 19:28:07,138 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-21 19:28:07,138 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:07,166 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,167 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,167 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite46_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,167 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite32_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,167 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite31_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,167 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite29_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,167 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,168 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,168 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite34_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,168 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite41_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,168 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,168 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,194 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,194 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,195 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,195 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,195 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,195 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,227 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,227 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite44_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,227 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,228 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite38_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,228 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40_56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,228 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,267 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite43_62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,268 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,268 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,303 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,349 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,351 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,400 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:07,400 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-21 19:28:07,400 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-21 19:28:07,401 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-21 19:28:07,401 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2021-08-21 19:28:07,401 INFO  L402      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] ===
[2021-08-21 19:28:07,402 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-21 19:28:07,406 INFO  L82        PathProgramCache]: Analyzing trace with hash 1431986599, now seen corresponding path program 1 times
[2021-08-21 19:28:07,407 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-21 19:28:07,407 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810944897]
[2021-08-21 19:28:07,407 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-21 19:28:07,408 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-21 19:28:07,486 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-21 19:28:07,620 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-21 19:28:07,620 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-21 19:28:07,620 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810944897]
[2021-08-21 19:28:07,620 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810944897] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-21 19:28:07,621 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-21 19:28:07,621 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-08-21 19:28:07,621 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025302999]
[2021-08-21 19:28:07,622 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2021-08-21 19:28:07,622 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-21 19:28:07,622 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-08-21 19:28:07,623 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-08-21 19:28:07,623 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:07,623 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-21 19:28:07,623 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 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)
[2021-08-21 19:28:07,623 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:07,623 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-21 19:28:07,623 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-21 19:28:07,623 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-21 19:28:07,623 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:07,642 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,690 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_119 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:07,731 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:08,004 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:08,004 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-21 19:28:08,004 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-21 19:28:08,004 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-21 19:28:08,005 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-21 19:28:08,005 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2021-08-21 19:28:08,005 INFO  L402      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] ===
[2021-08-21 19:28:08,005 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-21 19:28:08,006 INFO  L82        PathProgramCache]: Analyzing trace with hash -1168345856, now seen corresponding path program 1 times
[2021-08-21 19:28:08,006 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-21 19:28:08,006 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361571243]
[2021-08-21 19:28:08,006 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-21 19:28:08,006 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-21 19:28:08,043 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-21 19:28:08,149 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-21 19:28:08,149 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-21 19:28:08,150 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361571243]
[2021-08-21 19:28:08,150 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361571243] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-21 19:28:08,150 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-21 19:28:08,150 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-08-21 19:28:08,150 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617489156]
[2021-08-21 19:28:08,151 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2021-08-21 19:28:08,151 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-21 19:28:08,151 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-08-21 19:28:08,152 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-08-21 19:28:08,152 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:08,152 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-21 19:28:08,152 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-21 19:28:08,152 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:08,153 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-21 19:28:08,153 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-21 19:28:08,153 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-21 19:28:08,153 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-21 19:28:08,153 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:08,402 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:08,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-21 19:28:08,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-21 19:28:08,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-21 19:28:08,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-21 19:28:08,403 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-21 19:28:08,403 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2021-08-21 19:28:08,404 INFO  L402      AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] ===
[2021-08-21 19:28:08,404 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-21 19:28:08,404 INFO  L82        PathProgramCache]: Analyzing trace with hash -373189414, now seen corresponding path program 1 times
[2021-08-21 19:28:08,404 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-21 19:28:08,405 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987830959]
[2021-08-21 19:28:08,405 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-21 19:28:08,405 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-21 19:28:08,444 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-21 19:28:08,830 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-21 19:28:08,831 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-21 19:28:08,831 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987830959]
[2021-08-21 19:28:08,831 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987830959] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-21 19:28:08,831 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-21 19:28:08,831 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2021-08-21 19:28:08,831 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421729270]
[2021-08-21 19:28:08,832 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 12 states
[2021-08-21 19:28:08,832 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-21 19:28:08,856 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2021-08-21 19:28:08,856 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132
[2021-08-21 19:28:08,856 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:08,856 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-21 19:28:08,857 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 12 states, 12 states have (on average 6.0) internal successors, (72), 12 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-21 19:28:08,857 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:08,857 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-21 19:28:08,857 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-21 19:28:08,857 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-21 19:28:08,857 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-21 19:28:08,857 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-21 19:28:08,857 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:09,069 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:09,090 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:09,091 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-21 19:28:09,133 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-21 19:28:09,133 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-21 19:28:09,133 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-21 19:28:09,133 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-21 19:28:09,133 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-21 19:28:09,133 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-21 19:28:09,134 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-08-21 19:28:09,134 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2021-08-21 19:28:09,134 INFO  L402      AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] ===
[2021-08-21 19:28:09,135 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-21 19:28:09,135 INFO  L82        PathProgramCache]: Analyzing trace with hash 1823257374, now seen corresponding path program 2 times
[2021-08-21 19:28:09,135 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-21 19:28:09,135 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521338205]
[2021-08-21 19:28:09,135 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-21 19:28:09,135 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-21 19:28:09,172 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-08-21 19:28:09,172 INFO  L354             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-08-21 19:28:09,205 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-08-21 19:28:09,234 INFO  L133   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-08-21 19:28:09,235 INFO  L626         BasicCegarLoop]: Counterexample is feasible
[2021-08-21 19:28:09,236 INFO  L764   garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION
[2021-08-21 19:28:09,237 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION
[2021-08-21 19:28:09,237 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION
[2021-08-21 19:28:09,237 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION
[2021-08-21 19:28:09,237 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION
[2021-08-21 19:28:09,238 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2021-08-21 19:28:09,245 INFO  L229   ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2021-08-21 19:28:09,245 INFO  L179   ceAbstractionStarter]: Computing trace abstraction results
[2021-08-21 19:28:09,328 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 07:28:09 BasicIcfg
[2021-08-21 19:28:09,328 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-08-21 19:28:09,330 INFO  L168              Benchmark]: Toolchain (without parser) took 6914.08 ms. Allocated memory was 206.6 MB in the beginning and 255.9 MB in the end (delta: 49.3 MB). Free memory was 170.5 MB in the beginning and 146.7 MB in the end (delta: 23.7 MB). Peak memory consumption was 74.1 MB. Max. memory is 8.0 GB.
[2021-08-21 19:28:09,330 INFO  L168              Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 206.6 MB. Free memory was 188.4 MB in the beginning and 188.3 MB in the end (delta: 132.5 kB). There was no memory consumed. Max. memory is 8.0 GB.
[2021-08-21 19:28:09,330 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 547.34 ms. Allocated memory is still 206.6 MB. Free memory was 170.2 MB in the beginning and 176.9 MB in the end (delta: -6.7 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB.
[2021-08-21 19:28:09,331 INFO  L168              Benchmark]: Boogie Procedure Inliner took 77.84 ms. Allocated memory is still 206.6 MB. Free memory was 176.9 MB in the beginning and 174.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB.
[2021-08-21 19:28:09,331 INFO  L168              Benchmark]: Boogie Preprocessor took 57.91 ms. Allocated memory is still 206.6 MB. Free memory was 174.2 MB in the beginning and 171.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB.
[2021-08-21 19:28:09,331 INFO  L168              Benchmark]: RCFGBuilder took 2114.00 ms. Allocated memory is still 206.6 MB. Free memory was 171.9 MB in the beginning and 74.5 MB in the end (delta: 97.4 MB). Peak memory consumption was 98.7 MB. Max. memory is 8.0 GB.
[2021-08-21 19:28:09,332 INFO  L168              Benchmark]: TraceAbstraction took 4109.84 ms. Allocated memory was 206.6 MB in the beginning and 255.9 MB in the end (delta: 49.3 MB). Free memory was 74.0 MB in the beginning and 146.7 MB in the end (delta: -72.8 MB). There was no memory consumed. Max. memory is 8.0 GB.
[2021-08-21 19:28:09,333 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 206.6 MB. Free memory was 188.4 MB in the beginning and 188.3 MB in the end (delta: 132.5 kB). There was no memory consumed. Max. memory is 8.0 GB.
 * CACSL2BoogieTranslator took 547.34 ms. Allocated memory is still 206.6 MB. Free memory was 170.2 MB in the beginning and 176.9 MB in the end (delta: -6.7 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB.
 * Boogie Procedure Inliner took 77.84 ms. Allocated memory is still 206.6 MB. Free memory was 176.9 MB in the beginning and 174.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB.
 * Boogie Preprocessor took 57.91 ms. Allocated memory is still 206.6 MB. Free memory was 174.2 MB in the beginning and 171.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB.
 * RCFGBuilder took 2114.00 ms. Allocated memory is still 206.6 MB. Free memory was 171.9 MB in the beginning and 74.5 MB in the end (delta: 97.4 MB). Peak memory consumption was 98.7 MB. Max. memory is 8.0 GB.
 * TraceAbstraction took 4109.84 ms. Allocated memory was 206.6 MB in the beginning and 255.9 MB in the end (delta: 49.3 MB). Free memory was 74.0 MB in the beginning and 146.7 MB in the end (delta: -72.8 MB). There was no memory consumed. Max. memory is 8.0 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: Independence relation benchmarks
    ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6343, positive: 6133, positive conditional: 6133, positive unconditional: 0, negative: 210, negative conditional: 210, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6293, positive: 6133, positive conditional: 6133, positive unconditional: 0, negative: 160, negative conditional: 160, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6293, positive: 6133, positive conditional: 6133, positive unconditional: 0, negative: 160, negative conditional: 160, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6609, positive: 6133, positive conditional: 5668, positive unconditional: 465, negative: 476, negative conditional: 316, negative unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6609, positive: 6133, positive conditional: 3017, positive unconditional: 3116, negative: 476, negative conditional: 92, negative unconditional: 384, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6609, positive: 6133, positive conditional: 3017, positive unconditional: 3116, negative: 476, negative conditional: 92, negative unconditional: 384, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 541, positive: 514, positive conditional: 243, positive unconditional: 271, negative: 27, negative conditional: 12, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 541, positive: 502, positive conditional: 0, positive unconditional: 502, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 39, positive: 12, positive conditional: 11, positive unconditional: 1, negative: 27, negative conditional: 12, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 857, positive: 343, positive conditional: 322, positive unconditional: 21, negative: 514, negative conditional: 265, negative unconditional: 249, unknown: 0, unknown conditional: 0, unknown unconditional: 0]  ], Cache Queries: [ total: 6609, positive: 5619, positive conditional: 2774, positive unconditional: 2845, negative: 449, negative conditional: 80, negative unconditional: 369, unknown: 541, unknown conditional: 255, unknown unconditional: 286] , Statistics on independence cache: Total cache size (in pairs): 541, Positive cache size: 514, Positive conditional cache size: 243, Positive unconditional cache size: 271, Negative cache size: 27, Negative conditional cache size: 12, Negative unconditional cache size: 15, Eliminated conditions: 2875, Maximal queried relation: 3, Independence queries for same thread: 50
  - 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]
[L710]               0  int __unbuffered_p1_EAX = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0]
[L712]               0  int __unbuffered_p1_EBX = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0]
[L713]               0  _Bool main$tmp_guard0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0]
[L714]               0  _Bool main$tmp_guard1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0]
[L716]               0  int x = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0]
[L717]               0  _Bool x$flush_delayed;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0]
[L718]               0  int x$mem_tmp;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0]
[L719]               0  _Bool x$r_buff0_thd0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0]
[L720]               0  _Bool x$r_buff0_thd1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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]
[L721]               0  _Bool x$r_buff0_thd2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$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]
[L722]               0  _Bool x$r_buff1_thd0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$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$r_buff1_thd0=0]
[L723]               0  _Bool x$r_buff1_thd1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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$r_buff1_thd1=0]
[L724]               0  _Bool x$r_buff1_thd2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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]
[L725]               0  _Bool x$read_delayed;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$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]
[L726]               0  int *x$read_delayed_var;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$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$read_delayed_var={0:0}]
[L727]               0  int x$w_buff0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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$w_buff0=0]
[L728]               0  _Bool x$w_buff0_used;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=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]
[L729]               0  int x$w_buff1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$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]
[L730]               0  _Bool x$w_buff1_used;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$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$w_buff1_used=0]
[L732]               0  int y = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$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]
[L733]               0  _Bool weak$$choice0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$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]
[L734]               0  _Bool weak$$choice2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L800]               0  pthread_t t1587;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L801]  FCALL, FORK  0  pthread_create(&t1587, ((void *)0), P0, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L802]               0  pthread_t t1588;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L803]  FCALL, FORK  0  pthread_create(&t1588, ((void *)0), P1, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L758]               2  x$w_buff1 = x$w_buff0
[L759]               2  x$w_buff0 = 2
[L760]               2  x$w_buff1_used = x$w_buff0_used
[L761]               2  x$w_buff0_used = (_Bool)1
[L18]   COND FALSE   2  !(!expression)
[L763]               2  x$r_buff1_thd0 = x$r_buff0_thd0
[L764]               2  x$r_buff1_thd1 = x$r_buff0_thd1
[L765]               2  x$r_buff1_thd2 = x$r_buff0_thd2
[L766]               2  x$r_buff0_thd2 = (_Bool)1
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L769]               2  y = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1]
[L772]               2  __unbuffered_p1_EAX = y
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1]
[L775]               2  __unbuffered_p1_EBX = y
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1]
[L738]               1  y = 2
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2]
[L741]               1  x = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=2]
[L778]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x)
[L778]               2  x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x)
[L779]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used
[L779]               2  x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used
[L780]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used
[L780]               2  x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used
[L781]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2
[L781]               2  x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2
[L782]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2
[L782]               2  x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2
[L785]               2  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2]
[L787]               2  return 0;
        VAL             [__unbuffered_cnt=1, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2]
[L744]  EXPR         1  x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x)
[L744]  EXPR         1  x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x
[L744]  EXPR         1  x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x)
[L744]               1  x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x)
[L745]  EXPR         1  x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used
[L745]               1  x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used
[L746]  EXPR         1  x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used
[L746]               1  x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used
[L747]  EXPR         1  x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1
[L747]               1  x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1
[L748]  EXPR         1  x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1
[L748]               1  x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1
[L751]               1  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2]
[L805]               0  main$tmp_guard0 = __unbuffered_cnt == 2
        VAL             [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2]
[L3]    COND FALSE   0  !(!cond)
        VAL             [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=2]
[L809]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x)
[L809]  EXPR         0  x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x
[L809]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x)
[L809]               0  x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x)
[L810]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used
[L810]               0  x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used
[L811]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used
[L811]               0  x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used
[L812]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0
[L812]               0  x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0
[L813]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0
[L813]               0  x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0
[L816]               0  weak$$choice0 = __VERIFIER_nondet_bool()
[L817]               0  weak$$choice2 = __VERIFIER_nondet_bool()
[L818]               0  x$flush_delayed = weak$$choice2
[L819]               0  x$mem_tmp = x
[L820]  EXPR         0  !x$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)
[L820]               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)
[L821]  EXPR         0  weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0))
[L821]  EXPR         0  !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0)
[L821]  EXPR         0  weak$$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$w_buff0))
[L821]               0  x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0))
[L822]  EXPR         0  weak$$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$w_buff1))
[L822]  EXPR         0  !x$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)
[L822]  EXPR         0  weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1))
[L822]               0  x$w_buff1 = weak$$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))
[L823]  EXPR         0  weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used))
[L823]  EXPR         0  !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used)
[L823]  EXPR         0  weak$$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))
[L823]               0  x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used))
[L824]  EXPR         0  weak$$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$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L824]  EXPR         0  !x$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)
[L824]  EXPR         0  weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L824]               0  x$w_buff1_used = weak$$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))
[L825]  EXPR         0  weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0))
[L825]  EXPR         0  !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0)
[L825]  EXPR         0  weak$$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))
[L825]               0  x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0))
[L826]  EXPR         0  weak$$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$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L826]  EXPR         0  !x$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)
[L826]  EXPR         0  weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L826]               0  x$r_buff1_thd0 = weak$$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$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L827]               0  main$tmp_guard1 = !(x == 2 && y == 2 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 1)
[L828]  EXPR         0  x$flush_delayed ? x$mem_tmp : x
[L828]               0  x = x$flush_delayed ? x$mem_tmp : x
[L829]               0  x$flush_delayed = (_Bool)0
        VAL             [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, 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             [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, 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             [__unbuffered_cnt=2, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, 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: 803]: 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: 801]: 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, 109 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 3884.5ms, OverallIterations: 8, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.9ms, PartialOrderReductionTime: 1994.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 49, 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: 37.9ms SsaConstructionTime, 388.4ms SatisfiabilityAnalysisTime, 1116.4ms InterpolantComputationTime, 509 NumberOfCodeBlocks, 509 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 430 ConstructedInterpolants, 0 QuantifiedInterpolants, 1350 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!
[2021-08-21 19:28:09,373 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
[2021-08-21 19:28:09,586 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0
Received shutdown request...