/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/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe023_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i


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


This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19
[2022-03-15 17:56:14,726 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2022-03-15 17:56:14,728 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2022-03-15 17:56:14,747 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-03-15 17:56:14,747 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-03-15 17:56:14,748 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-03-15 17:56:14,749 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-03-15 17:56:14,750 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2022-03-15 17:56:14,751 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
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[2022-03-15 17:56:14,753 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-03-15 17:56:14,754 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-03-15 17:56:14,766 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-03-15 17:56:14,768 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-03-15 17:56:14,768 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-03-15 17:56:14,771 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-03-15 17:56:14,772 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-03-15 17:56:14,773 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2022-03-15 17:56:14,774 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-03-15 17:56:14,775 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-03-15 17:56:14,776 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2022-03-15 17:56:14,776 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-03-15 17:56:14,778 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2022-03-15 17:56:14,778 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2022-03-15 17:56:14,778 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2022-03-15 17:56:14,779 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2022-03-15 17:56:14,779 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2022-03-15 17:56:14,779 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2022-03-15 17:56:14,780 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2022-03-15 17:56:14,780 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2022-03-15 17:56:14,781 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2022-03-15 17:56:14,781 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
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[2022-03-15 17:56:14,782 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2022-03-15 17:56:14,783 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2022-03-15 17:56:14,784 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf
[2022-03-15 17:56:14,800 INFO  L113        SettingsManager]: Loading preferences was successful
[2022-03-15 17:56:14,800 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2022-03-15 17:56:14,800 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2022-03-15 17:56:14,800 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2022-03-15 17:56:14,801 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-03-15 17:56:14,801 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2022-03-15 17:56:14,801 INFO  L138        SettingsManager]:  * Use SBE=true
[2022-03-15 17:56:14,801 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-03-15 17:56:14,801 INFO  L138        SettingsManager]:  * sizeof long=4
[2022-03-15 17:56:14,801 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2022-03-15 17:56:14,801 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2022-03-15 17:56:14,801 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2022-03-15 17:56:14,801 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2022-03-15 17:56:14,801 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2022-03-15 17:56:14,802 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2022-03-15 17:56:14,802 INFO  L138        SettingsManager]:  * sizeof long double=12
[2022-03-15 17:56:14,802 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2022-03-15 17:56:14,802 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2022-03-15 17:56:14,802 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2022-03-15 17:56:14,802 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-03-15 17:56:14,802 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2022-03-15 17:56:14,802 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2022-03-15 17:56:14,802 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2022-03-15 17:56:14,802 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-03-15 17:56:14,802 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-03-15 17:56:14,803 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=Craig_NestedInterpolation
[2022-03-15 17:56:14,803 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2022-03-15 17:56:14,803 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2022-03-15 17:56:14,803 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2022-03-15 17:56:14,803 INFO  L138        SettingsManager]:  * Override the interpolant automaton setting of the refinement strategy=true
[2022-03-15 17:56:14,803 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK
[2022-03-15 17:56:14,803 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2022-03-15 17:56:14,803 INFO  L138        SettingsManager]:  * Interpolant automaton=MCR
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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2022-03-15 17:56:14,955 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2022-03-15 17:56:14,970 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-03-15 17:56:14,972 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-03-15 17:56:14,972 INFO  L271        PluginConnector]: Initializing CDTParser...
[2022-03-15 17:56:14,977 INFO  L275        PluginConnector]: CDTParser initialized
[2022-03-15 17:56:14,978 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe023_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
[2022-03-15 17:56:15,028 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a85734aaa/13b13e59415b49368087c085f25bf83a/FLAG05a1f451e
[2022-03-15 17:56:15,426 INFO  L306              CDTParser]: Found 1 translation units.
[2022-03-15 17:56:15,427 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe023_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
[2022-03-15 17:56:15,452 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a85734aaa/13b13e59415b49368087c085f25bf83a/FLAG05a1f451e
[2022-03-15 17:56:15,799 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a85734aaa/13b13e59415b49368087c085f25bf83a
[2022-03-15 17:56:15,801 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-03-15 17:56:15,802 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2022-03-15 17:56:15,803 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-03-15 17:56:15,803 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-03-15 17:56:15,804 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2022-03-15 17:56:15,805 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 05:56:15" (1/1) ...
[2022-03-15 17:56:15,805 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fe0de24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:15, skipping insertion in model container
[2022-03-15 17:56:15,806 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 05:56:15" (1/1) ...
[2022-03-15 17:56:15,810 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2022-03-15 17:56:15,878 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2022-03-15 17:56:16,020 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe023_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1039,1052]
[2022-03-15 17:56:16,213 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-03-15 17:56:16,219 INFO  L203         MainTranslator]: Completed pre-run
[2022-03-15 17:56:16,227 WARN  L230   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe023_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1039,1052]
[2022-03-15 17:56:16,278 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2022-03-15 17:56:16,303 INFO  L208         MainTranslator]: Completed translation
[2022-03-15 17:56:16,303 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:16 WrapperNode
[2022-03-15 17:56:16,304 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-03-15 17:56:16,305 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-03-15 17:56:16,305 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-03-15 17:56:16,305 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2022-03-15 17:56:16,309 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:16" (1/1) ...
[2022-03-15 17:56:16,345 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:16" (1/1) ...
[2022-03-15 17:56:16,374 INFO  L137                Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 275
[2022-03-15 17:56:16,375 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-03-15 17:56:16,375 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-03-15 17:56:16,375 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2022-03-15 17:56:16,375 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2022-03-15 17:56:16,385 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:16" (1/1) ...
[2022-03-15 17:56:16,386 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:16" (1/1) ...
[2022-03-15 17:56:16,388 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:16" (1/1) ...
[2022-03-15 17:56:16,388 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:16" (1/1) ...
[2022-03-15 17:56:16,395 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:16" (1/1) ...
[2022-03-15 17:56:16,398 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:16" (1/1) ...
[2022-03-15 17:56:16,416 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:16" (1/1) ...
[2022-03-15 17:56:16,421 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-03-15 17:56:16,421 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-03-15 17:56:16,421 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2022-03-15 17:56:16,421 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2022-03-15 17:56:16,425 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:16" (1/1) ...
[2022-03-15 17:56:16,430 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2022-03-15 17:56:16,436 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-03-15 17:56:16,445 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)
[2022-03-15 17:56:16,463 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
[2022-03-15 17:56:16,472 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2022-03-15 17:56:16,472 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2022-03-15 17:56:16,472 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-03-15 17:56:16,473 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2022-03-15 17:56:16,473 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2022-03-15 17:56:16,473 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2022-03-15 17:56:16,473 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2022-03-15 17:56:16,473 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2022-03-15 17:56:16,473 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2022-03-15 17:56:16,474 INFO  L130     BoogieDeclarations]: Found specification of procedure P2
[2022-03-15 17:56:16,474 INFO  L138     BoogieDeclarations]: Found implementation of procedure P2
[2022-03-15 17:56:16,474 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2022-03-15 17:56:16,474 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2022-03-15 17:56:16,474 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-03-15 17:56:16,474 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-03-15 17:56:16,476 WARN  L208             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2022-03-15 17:56:16,620 INFO  L234             CfgBuilder]: Building ICFG
[2022-03-15 17:56:16,624 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2022-03-15 17:56:17,118 INFO  L275             CfgBuilder]: Performing block encoding
[2022-03-15 17:56:17,445 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-03-15 17:56:17,446 INFO  L299             CfgBuilder]: Removed 0 assume(true) statements.
[2022-03-15 17:56:17,447 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 05:56:17 BoogieIcfgContainer
[2022-03-15 17:56:17,447 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-03-15 17:56:17,448 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2022-03-15 17:56:17,448 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2022-03-15 17:56:17,450 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2022-03-15 17:56:17,451 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 05:56:15" (1/3) ...
[2022-03-15 17:56:17,451 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e3e700b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 05:56:17, skipping insertion in model container
[2022-03-15 17:56:17,452 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 05:56:16" (2/3) ...
[2022-03-15 17:56:17,452 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e3e700b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 05:56:17, skipping insertion in model container
[2022-03-15 17:56:17,452 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 05:56:17" (3/3) ...
[2022-03-15 17:56:17,453 INFO  L111   eAbstractionObserver]: Analyzing ICFG safe023_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i
[2022-03-15 17:56:17,458 WARN  L150   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2022-03-15 17:56:17,458 INFO  L205   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2022-03-15 17:56:17,458 INFO  L164   ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2022-03-15 17:56:17,458 INFO  L534   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2022-03-15 17:56:17,503 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,503 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,503 WARN  L322   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,503 WARN  L322   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,503 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,503 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,503 WARN  L322   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,503 WARN  L322   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,504 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,504 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,504 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,504 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,504 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,504 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,505 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,505 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,505 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,505 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,505 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,505 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,505 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,506 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,506 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,506 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,507 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,507 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,507 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,507 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,507 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,507 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,507 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,508 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,508 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,508 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,508 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,508 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,508 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,508 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,508 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,508 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,508 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,508 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,509 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,509 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,509 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,509 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,509 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,509 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,509 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,509 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,509 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,509 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,509 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,509 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,510 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,510 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,510 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,510 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,510 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,510 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,511 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,511 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,512 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,512 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,512 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,512 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,512 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,512 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,512 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,512 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,512 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,512 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,513 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,513 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,513 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,513 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,513 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,513 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,513 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,513 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,513 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,513 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,513 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,513 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,513 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,513 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,514 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,514 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,515 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,515 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,517 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,520 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,521 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,521 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,521 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,521 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,521 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,521 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,523 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,523 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,523 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,523 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,524 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,524 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,524 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,524 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,524 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,524 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,524 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,524 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,524 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,524 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,525 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,525 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,525 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,525 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,525 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,525 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,526 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,526 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,526 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,526 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,526 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,526 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,526 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,526 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,526 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,526 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,526 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,526 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,527 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,527 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,527 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,527 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,527 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,527 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,527 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,527 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,527 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,528 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,533 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,533 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,533 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,534 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,534 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,534 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,534 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,535 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,535 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,535 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,535 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,535 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,535 WARN  L322   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,535 WARN  L322   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,536 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,536 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,537 WARN  L322   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,537 WARN  L322   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,537 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,537 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,537 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,537 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,537 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,537 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,537 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,537 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,537 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,537 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,537 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,537 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,537 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,538 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,538 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,538 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,538 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,538 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,538 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,538 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,538 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,538 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,538 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,538 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,538 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,538 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,538 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,538 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,538 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,538 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,538 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,539 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,539 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,539 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,539 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,539 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,539 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,539 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,540 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,541 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,541 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,541 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,541 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,541 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,541 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,541 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,541 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,541 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,541 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,541 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,541 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,541 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,541 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,541 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,541 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,541 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,541 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,542 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,542 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,544 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,545 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,545 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,545 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,545 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,545 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,545 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,546 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,546 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,546 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,546 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,546 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,546 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,546 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,546 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,546 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,546 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,548 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,548 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,548 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,548 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,548 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,548 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,548 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,548 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,549 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,553 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,553 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,554 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,554 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,554 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,554 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,554 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,554 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,554 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,558 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,558 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,558 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,558 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,558 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,558 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,558 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,559 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,559 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,559 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,559 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,559 WARN  L322   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38#1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,559 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,559 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,559 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,560 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,560 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,560 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,560 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,560 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,560 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,560 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,560 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,560 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,560 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,560 WARN  L322   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,560 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,560 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,560 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,560 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,561 WARN  L322   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,561 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,561 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,561 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,561 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,561 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,561 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,561 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,561 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,561 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,561 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,561 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,561 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,561 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,561 WARN  L322   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,562 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,562 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,562 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,562 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,562 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,562 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,562 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,562 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,562 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,562 WARN  L322   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,563 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,563 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,563 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,563 WARN  L322   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,563 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,563 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,563 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,563 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,563 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,563 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,563 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,563 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,563 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,563 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,563 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,564 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,564 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,564 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,564 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,564 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,564 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,564 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,564 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,564 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,564 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,564 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,564 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,564 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,564 WARN  L322   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2022-03-15 17:56:17,565 INFO  L148    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2022-03-15 17:56:17,603 INFO  L338      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2022-03-15 17:56:17,607 INFO  L339      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=MCR, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, 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=true, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true
[2022-03-15 17:56:17,608 INFO  L340      AbstractCegarLoop]: Starting to check reachability of 6 error locations.
[2022-03-15 17:56:17,617 INFO  L126   etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation.
[2022-03-15 17:56:17,622 INFO  L133   etLargeBlockEncoding]: Starting large block encoding on Petri net that has 124 places, 116 transitions, 247 flow
[2022-03-15 17:56:17,624 INFO  L110        LiptonReduction]: Starting Lipton reduction on Petri net that has 124 places, 116 transitions, 247 flow
[2022-03-15 17:56:17,625 INFO  L74            FinitePrefix]: Start finitePrefix. Operand has 124 places, 116 transitions, 247 flow
[2022-03-15 17:56:17,668 INFO  L129       PetriNetUnfolder]: 2/113 cut-off events.
[2022-03-15 17:56:17,668 INFO  L130       PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2022-03-15 17:56:17,671 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 123 conditions, 113 events. 2/113 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 59 event pairs, 0 based on Foata normal form. 0/109 useless extension candidates. Maximal degree in co-relation 74. Up to 2 conditions per place. 
[2022-03-15 17:56:17,674 INFO  L116        LiptonReduction]: Number of co-enabled transitions 2206
[2022-03-15 17:56:27,901 INFO  L131        LiptonReduction]: Checked pairs total: 6044
[2022-03-15 17:56:27,902 INFO  L133        LiptonReduction]: Total number of compositions: 101
[2022-03-15 17:56:27,907 INFO  L111   iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 37 places, 27 transitions, 69 flow
[2022-03-15 17:56:27,979 INFO  L133   iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result  has 866 states, 863 states have (on average 3.1517960602549246) internal successors, (2720), 865 states have internal predecessors, (2720), 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)
[2022-03-15 17:56:27,982 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 866 states, 863 states have (on average 3.1517960602549246) internal successors, (2720), 865 states have internal predecessors, (2720), 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)
[2022-03-15 17:56:27,985 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2022-03-15 17:56:27,985 INFO  L506         BasicCegarLoop]: Found error trace
[2022-03-15 17:56:27,985 INFO  L514         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1]
[2022-03-15 17:56:27,986 INFO  L402      AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2022-03-15 17:56:27,989 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-03-15 17:56:27,989 INFO  L85        PathProgramCache]: Analyzing trace with hash 1783430397, now seen corresponding path program 1 times
[2022-03-15 17:56:28,013 INFO  L126   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-03-15 17:56:28,014 INFO  L338   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77866109]
[2022-03-15 17:56:28,014 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-03-15 17:56:28,014 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-03-15 17:56:28,164 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-03-15 17:56:28,228 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-03-15 17:56:28,228 INFO  L144   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-03-15 17:56:28,229 INFO  L338   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77866109]
[2022-03-15 17:56:28,229 INFO  L165   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77866109] provided 1 perfect and 0 imperfect interpolant sequences
[2022-03-15 17:56:28,229 INFO  L191   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-03-15 17:56:28,229 INFO  L204   FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2022-03-15 17:56:28,230 INFO  L118   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [295674944]
[2022-03-15 17:56:28,230 INFO  L194    McrAutomatonBuilder]: Constructing automaton for MCR equivalence class.
[2022-03-15 17:56:28,232 INFO  L249    McrAutomatonBuilder]: Started intersection.
[2022-03-15 17:56:28,239 INFO  L252    McrAutomatonBuilder]: Finished intersection with 6 states and 5 transitions.
[2022-03-15 17:56:28,239 INFO  L276    McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider
[2022-03-15 17:56:28,241 INFO  L301    McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: []
[2022-03-15 17:56:28,242 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-03-15 17:56:28,242 INFO  L108   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-03-15 17:56:28,259 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-03-15 17:56:28,260 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-03-15 17:56:28,263 INFO  L87              Difference]: Start difference. First operand  has 866 states, 863 states have (on average 3.1517960602549246) internal successors, (2720), 865 states have internal predecessors, (2720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand  has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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)
[2022-03-15 17:56:28,373 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-03-15 17:56:28,373 INFO  L93              Difference]: Finished difference Result 704 states and 2171 transitions.
[2022-03-15 17:56:28,379 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-03-15 17:56:28,380 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5
[2022-03-15 17:56:28,381 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-03-15 17:56:28,403 INFO  L225             Difference]: With dead ends: 704
[2022-03-15 17:56:28,403 INFO  L226             Difference]: Without dead ends: 674
[2022-03-15 17:56:28,404 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-03-15 17:56:28,406 INFO  L933         BasicCegarLoop]: 1 mSDtfsCounter, 7 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 2 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-03-15 17:56:28,406 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 2 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-03-15 17:56:28,435 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 674 states.
[2022-03-15 17:56:28,483 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 674 to 674.
[2022-03-15 17:56:28,485 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 674 states, 673 states have (on average 3.1084695393759287) internal successors, (2092), 673 states have internal predecessors, (2092), 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)
[2022-03-15 17:56:28,488 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 674 states and 2092 transitions.
[2022-03-15 17:56:28,488 INFO  L78                 Accepts]: Start accepts. Automaton has 674 states and 2092 transitions. Word has length 5
[2022-03-15 17:56:28,488 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-03-15 17:56:28,488 INFO  L470      AbstractCegarLoop]: Abstraction has 674 states and 2092 transitions.
[2022-03-15 17:56:28,489 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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)
[2022-03-15 17:56:28,489 INFO  L276                IsEmpty]: Start isEmpty. Operand 674 states and 2092 transitions.
[2022-03-15 17:56:28,489 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2022-03-15 17:56:28,489 INFO  L506         BasicCegarLoop]: Found error trace
[2022-03-15 17:56:28,489 INFO  L514         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-03-15 17:56:28,490 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2022-03-15 17:56:28,490 INFO  L402      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2022-03-15 17:56:28,490 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-03-15 17:56:28,490 INFO  L85        PathProgramCache]: Analyzing trace with hash 1486953340, now seen corresponding path program 1 times
[2022-03-15 17:56:28,515 INFO  L126   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-03-15 17:56:28,516 INFO  L338   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133052915]
[2022-03-15 17:56:28,516 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-03-15 17:56:28,516 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-03-15 17:56:28,569 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-03-15 17:56:28,633 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-03-15 17:56:28,634 INFO  L144   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-03-15 17:56:28,634 INFO  L338   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133052915]
[2022-03-15 17:56:28,634 INFO  L165   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2133052915] provided 1 perfect and 0 imperfect interpolant sequences
[2022-03-15 17:56:28,634 INFO  L191   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-03-15 17:56:28,634 INFO  L204   FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2022-03-15 17:56:28,634 INFO  L118   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1734941099]
[2022-03-15 17:56:28,634 INFO  L194    McrAutomatonBuilder]: Constructing automaton for MCR equivalence class.
[2022-03-15 17:56:28,635 INFO  L249    McrAutomatonBuilder]: Started intersection.
[2022-03-15 17:56:28,637 INFO  L252    McrAutomatonBuilder]: Finished intersection with 10 states and 9 transitions.
[2022-03-15 17:56:28,637 INFO  L276    McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider
[2022-03-15 17:56:28,637 INFO  L301    McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: []
[2022-03-15 17:56:28,637 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-03-15 17:56:28,638 INFO  L108   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-03-15 17:56:28,638 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-03-15 17:56:28,638 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-03-15 17:56:28,638 INFO  L87              Difference]: Start difference. First operand 674 states and 2092 transitions. Second operand  has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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)
[2022-03-15 17:56:28,709 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-03-15 17:56:28,710 INFO  L93              Difference]: Finished difference Result 644 states and 1983 transitions.
[2022-03-15 17:56:28,710 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-03-15 17:56:28,710 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9
[2022-03-15 17:56:28,710 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-03-15 17:56:28,714 INFO  L225             Difference]: With dead ends: 644
[2022-03-15 17:56:28,714 INFO  L226             Difference]: Without dead ends: 644
[2022-03-15 17:56:28,715 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-03-15 17:56:28,715 INFO  L933         BasicCegarLoop]: 1 mSDtfsCounter, 9 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 2 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-03-15 17:56:28,716 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 2 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-03-15 17:56:28,717 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 644 states.
[2022-03-15 17:56:28,737 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 644 to 644.
[2022-03-15 17:56:28,739 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 644 states, 643 states have (on average 3.08398133748056) internal successors, (1983), 643 states have internal predecessors, (1983), 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)
[2022-03-15 17:56:28,749 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 644 states and 1983 transitions.
[2022-03-15 17:56:28,749 INFO  L78                 Accepts]: Start accepts. Automaton has 644 states and 1983 transitions. Word has length 9
[2022-03-15 17:56:28,749 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-03-15 17:56:28,750 INFO  L470      AbstractCegarLoop]: Abstraction has 644 states and 1983 transitions.
[2022-03-15 17:56:28,750 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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)
[2022-03-15 17:56:28,750 INFO  L276                IsEmpty]: Start isEmpty. Operand 644 states and 1983 transitions.
[2022-03-15 17:56:28,752 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2022-03-15 17:56:28,752 INFO  L506         BasicCegarLoop]: Found error trace
[2022-03-15 17:56:28,752 INFO  L514         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-03-15 17:56:28,753 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2022-03-15 17:56:28,753 INFO  L402      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2022-03-15 17:56:28,753 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-03-15 17:56:28,753 INFO  L85        PathProgramCache]: Analyzing trace with hash -1150283345, now seen corresponding path program 1 times
[2022-03-15 17:56:28,754 INFO  L126   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-03-15 17:56:28,755 INFO  L338   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015533926]
[2022-03-15 17:56:28,755 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-03-15 17:56:28,755 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-03-15 17:56:28,814 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-03-15 17:56:28,869 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-03-15 17:56:28,869 INFO  L144   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-03-15 17:56:28,870 INFO  L338   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015533926]
[2022-03-15 17:56:28,870 INFO  L165   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015533926] provided 1 perfect and 0 imperfect interpolant sequences
[2022-03-15 17:56:28,870 INFO  L191   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-03-15 17:56:28,870 INFO  L204   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2022-03-15 17:56:28,870 INFO  L118   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [429345849]
[2022-03-15 17:56:28,870 INFO  L194    McrAutomatonBuilder]: Constructing automaton for MCR equivalence class.
[2022-03-15 17:56:28,871 INFO  L249    McrAutomatonBuilder]: Started intersection.
[2022-03-15 17:56:28,873 INFO  L252    McrAutomatonBuilder]: Finished intersection with 13 states and 14 transitions.
[2022-03-15 17:56:28,873 INFO  L276    McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider
[2022-03-15 17:56:28,955 INFO  L301    McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: []
[2022-03-15 17:56:28,956 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2022-03-15 17:56:28,956 INFO  L108   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-03-15 17:56:28,956 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2022-03-15 17:56:28,956 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2022-03-15 17:56:28,956 INFO  L87              Difference]: Start difference. First operand 644 states and 1983 transitions. Second operand  has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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)
[2022-03-15 17:56:29,049 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-03-15 17:56:29,049 INFO  L93              Difference]: Finished difference Result 812 states and 2441 transitions.
[2022-03-15 17:56:29,049 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2022-03-15 17:56:29,049 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10
[2022-03-15 17:56:29,049 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-03-15 17:56:29,051 INFO  L225             Difference]: With dead ends: 812
[2022-03-15 17:56:29,051 INFO  L226             Difference]: Without dead ends: 452
[2022-03-15 17:56:29,052 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2022-03-15 17:56:29,054 INFO  L933         BasicCegarLoop]: 1 mSDtfsCounter, 36 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 1 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-03-15 17:56:29,055 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [36 Valid, 1 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-03-15 17:56:29,057 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 452 states.
[2022-03-15 17:56:29,065 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 452 to 452.
[2022-03-15 17:56:29,066 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 452 states, 451 states have (on average 2.8980044345898004) internal successors, (1307), 451 states have internal predecessors, (1307), 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)
[2022-03-15 17:56:29,067 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 452 states and 1307 transitions.
[2022-03-15 17:56:29,068 INFO  L78                 Accepts]: Start accepts. Automaton has 452 states and 1307 transitions. Word has length 10
[2022-03-15 17:56:29,068 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-03-15 17:56:29,068 INFO  L470      AbstractCegarLoop]: Abstraction has 452 states and 1307 transitions.
[2022-03-15 17:56:29,068 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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)
[2022-03-15 17:56:29,068 INFO  L276                IsEmpty]: Start isEmpty. Operand 452 states and 1307 transitions.
[2022-03-15 17:56:29,072 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2022-03-15 17:56:29,072 INFO  L506         BasicCegarLoop]: Found error trace
[2022-03-15 17:56:29,072 INFO  L514         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-03-15 17:56:29,072 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2022-03-15 17:56:29,072 INFO  L402      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2022-03-15 17:56:29,078 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-03-15 17:56:29,078 INFO  L85        PathProgramCache]: Analyzing trace with hash -1174838133, now seen corresponding path program 1 times
[2022-03-15 17:56:29,079 INFO  L126   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-03-15 17:56:29,079 INFO  L338   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662977272]
[2022-03-15 17:56:29,079 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-03-15 17:56:29,079 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-03-15 17:56:29,122 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-03-15 17:56:29,162 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-03-15 17:56:29,162 INFO  L144   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-03-15 17:56:29,163 INFO  L338   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662977272]
[2022-03-15 17:56:29,164 INFO  L165   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662977272] provided 1 perfect and 0 imperfect interpolant sequences
[2022-03-15 17:56:29,165 INFO  L191   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-03-15 17:56:29,165 INFO  L204   FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2022-03-15 17:56:29,165 INFO  L118   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1488322621]
[2022-03-15 17:56:29,165 INFO  L194    McrAutomatonBuilder]: Constructing automaton for MCR equivalence class.
[2022-03-15 17:56:29,166 INFO  L249    McrAutomatonBuilder]: Started intersection.
[2022-03-15 17:56:29,169 INFO  L252    McrAutomatonBuilder]: Finished intersection with 22 states and 30 transitions.
[2022-03-15 17:56:29,169 INFO  L276    McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider
[2022-03-15 17:56:29,325 INFO  L301    McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: []
[2022-03-15 17:56:29,325 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2022-03-15 17:56:29,325 INFO  L108   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-03-15 17:56:29,326 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-03-15 17:56:29,327 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-03-15 17:56:29,327 INFO  L87              Difference]: Start difference. First operand 452 states and 1307 transitions. Second operand  has 3 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 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)
[2022-03-15 17:56:29,380 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-03-15 17:56:29,380 INFO  L93              Difference]: Finished difference Result 416 states and 1184 transitions.
[2022-03-15 17:56:29,380 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2022-03-15 17:56:29,381 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12
[2022-03-15 17:56:29,381 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-03-15 17:56:29,382 INFO  L225             Difference]: With dead ends: 416
[2022-03-15 17:56:29,382 INFO  L226             Difference]: Without dead ends: 416
[2022-03-15 17:56:29,383 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-03-15 17:56:29,386 INFO  L933         BasicCegarLoop]: 1 mSDtfsCounter, 7 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 2 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2022-03-15 17:56:29,387 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 2 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2022-03-15 17:56:29,389 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 416 states.
[2022-03-15 17:56:29,394 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 416.
[2022-03-15 17:56:29,395 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 416 states, 415 states have (on average 2.853012048192771) internal successors, (1184), 415 states have internal predecessors, (1184), 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)
[2022-03-15 17:56:29,396 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 1184 transitions.
[2022-03-15 17:56:29,396 INFO  L78                 Accepts]: Start accepts. Automaton has 416 states and 1184 transitions. Word has length 12
[2022-03-15 17:56:29,396 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-03-15 17:56:29,396 INFO  L470      AbstractCegarLoop]: Abstraction has 416 states and 1184 transitions.
[2022-03-15 17:56:29,396 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 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)
[2022-03-15 17:56:29,396 INFO  L276                IsEmpty]: Start isEmpty. Operand 416 states and 1184 transitions.
[2022-03-15 17:56:29,398 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2022-03-15 17:56:29,398 INFO  L506         BasicCegarLoop]: Found error trace
[2022-03-15 17:56:29,398 INFO  L514         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-03-15 17:56:29,398 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2022-03-15 17:56:29,398 INFO  L402      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2022-03-15 17:56:29,399 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-03-15 17:56:29,399 INFO  L85        PathProgramCache]: Analyzing trace with hash 85233091, now seen corresponding path program 1 times
[2022-03-15 17:56:29,399 INFO  L126   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-03-15 17:56:29,399 INFO  L338   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237826406]
[2022-03-15 17:56:29,400 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-03-15 17:56:29,400 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-03-15 17:56:29,493 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-03-15 17:56:29,664 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-03-15 17:56:29,664 INFO  L144   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-03-15 17:56:29,664 INFO  L338   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237826406]
[2022-03-15 17:56:29,664 INFO  L165   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237826406] provided 1 perfect and 0 imperfect interpolant sequences
[2022-03-15 17:56:29,666 INFO  L191   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-03-15 17:56:29,666 INFO  L204   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2022-03-15 17:56:29,666 INFO  L118   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [738449747]
[2022-03-15 17:56:29,666 INFO  L194    McrAutomatonBuilder]: Constructing automaton for MCR equivalence class.
[2022-03-15 17:56:29,669 INFO  L249    McrAutomatonBuilder]: Started intersection.
[2022-03-15 17:56:29,677 INFO  L252    McrAutomatonBuilder]: Finished intersection with 31 states and 45 transitions.
[2022-03-15 17:56:29,677 INFO  L276    McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider
[2022-03-15 17:56:31,137 INFO  L301    McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [8828#(and (not (= ~y$w_buff0~0 1)) (<= 0 ~y$r_buff0_thd0~0) (not (= 2 ~y$w_buff0~0)) (<= ~y$r_buff0_thd0~0 0))]
[2022-03-15 17:56:31,137 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2022-03-15 17:56:31,138 INFO  L108   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-03-15 17:56:31,138 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2022-03-15 17:56:31,138 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42
[2022-03-15 17:56:31,138 INFO  L87              Difference]: Start difference. First operand 416 states and 1184 transitions. Second operand  has 7 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 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)
[2022-03-15 17:56:31,352 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-03-15 17:56:31,352 INFO  L93              Difference]: Finished difference Result 518 states and 1492 transitions.
[2022-03-15 17:56:31,352 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-03-15 17:56:31,353 INFO  L78                 Accepts]: Start accepts. Automaton has  has 7 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15
[2022-03-15 17:56:31,353 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-03-15 17:56:31,355 INFO  L225             Difference]: With dead ends: 518
[2022-03-15 17:56:31,355 INFO  L226             Difference]: Without dead ends: 518
[2022-03-15 17:56:31,355 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72
[2022-03-15 17:56:31,356 INFO  L933         BasicCegarLoop]: 1 mSDtfsCounter, 47 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 3 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2022-03-15 17:56:31,356 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [47 Valid, 3 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2022-03-15 17:56:31,357 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 518 states.
[2022-03-15 17:56:31,364 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 518 to 432.
[2022-03-15 17:56:31,365 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 432 states, 431 states have (on average 2.8375870069605567) internal successors, (1223), 431 states have internal predecessors, (1223), 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)
[2022-03-15 17:56:31,368 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 1223 transitions.
[2022-03-15 17:56:31,368 INFO  L78                 Accepts]: Start accepts. Automaton has 432 states and 1223 transitions. Word has length 15
[2022-03-15 17:56:31,368 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-03-15 17:56:31,368 INFO  L470      AbstractCegarLoop]: Abstraction has 432 states and 1223 transitions.
[2022-03-15 17:56:31,368 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 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)
[2022-03-15 17:56:31,368 INFO  L276                IsEmpty]: Start isEmpty. Operand 432 states and 1223 transitions.
[2022-03-15 17:56:31,369 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2022-03-15 17:56:31,369 INFO  L506         BasicCegarLoop]: Found error trace
[2022-03-15 17:56:31,369 INFO  L514         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-03-15 17:56:31,369 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2022-03-15 17:56:31,369 INFO  L402      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2022-03-15 17:56:31,369 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-03-15 17:56:31,369 INFO  L85        PathProgramCache]: Analyzing trace with hash 20203771, now seen corresponding path program 2 times
[2022-03-15 17:56:31,370 INFO  L126   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-03-15 17:56:31,370 INFO  L338   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030008391]
[2022-03-15 17:56:31,370 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-03-15 17:56:31,370 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-03-15 17:56:31,415 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-03-15 17:56:31,553 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-03-15 17:56:31,553 INFO  L144   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-03-15 17:56:31,554 INFO  L338   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030008391]
[2022-03-15 17:56:31,554 INFO  L165   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030008391] provided 1 perfect and 0 imperfect interpolant sequences
[2022-03-15 17:56:31,554 INFO  L191   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-03-15 17:56:31,554 INFO  L204   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2022-03-15 17:56:31,554 INFO  L118   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [318944105]
[2022-03-15 17:56:31,554 INFO  L194    McrAutomatonBuilder]: Constructing automaton for MCR equivalence class.
[2022-03-15 17:56:31,556 INFO  L249    McrAutomatonBuilder]: Started intersection.
[2022-03-15 17:56:31,570 INFO  L252    McrAutomatonBuilder]: Finished intersection with 58 states and 114 transitions.
[2022-03-15 17:56:31,570 INFO  L276    McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider
[2022-03-15 17:56:35,869 INFO  L301    McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [10224#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd1~0 0) (not (= 2 ~y$w_buff0~0))), 10223#(and (= ~y$r_buff0_thd0~0 0) (= ~y$r_buff0_thd1~0 0) (not (= 2 ~y$w_buff0~0)) (= ~y~0 1))]
[2022-03-15 17:56:35,870 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2022-03-15 17:56:35,870 INFO  L108   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-03-15 17:56:35,870 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2022-03-15 17:56:35,870 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90
[2022-03-15 17:56:35,870 INFO  L87              Difference]: Start difference. First operand 432 states and 1223 transitions. Second operand  has 10 states, 9 states have (on average 4.888888888888889) internal successors, (44), 9 states have internal predecessors, (44), 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)
[2022-03-15 17:56:36,057 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-03-15 17:56:36,058 INFO  L93              Difference]: Finished difference Result 754 states and 2132 transitions.
[2022-03-15 17:56:36,091 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-03-15 17:56:36,092 INFO  L78                 Accepts]: Start accepts. Automaton has  has 10 states, 9 states have (on average 4.888888888888889) internal successors, (44), 9 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15
[2022-03-15 17:56:36,092 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-03-15 17:56:36,094 INFO  L225             Difference]: With dead ends: 754
[2022-03-15 17:56:36,095 INFO  L226             Difference]: Without dead ends: 678
[2022-03-15 17:56:36,095 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 38 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182
[2022-03-15 17:56:36,095 INFO  L933         BasicCegarLoop]: 2 mSDtfsCounter, 44 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 7 SdHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-03-15 17:56:36,095 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [44 Valid, 7 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-03-15 17:56:36,096 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 678 states.
[2022-03-15 17:56:36,105 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 678 to 627.
[2022-03-15 17:56:36,106 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 627 states, 626 states have (on average 2.856230031948882) internal successors, (1788), 626 states have internal predecessors, (1788), 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)
[2022-03-15 17:56:36,108 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 1788 transitions.
[2022-03-15 17:56:36,108 INFO  L78                 Accepts]: Start accepts. Automaton has 627 states and 1788 transitions. Word has length 15
[2022-03-15 17:56:36,108 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-03-15 17:56:36,108 INFO  L470      AbstractCegarLoop]: Abstraction has 627 states and 1788 transitions.
[2022-03-15 17:56:36,108 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 10 states, 9 states have (on average 4.888888888888889) internal successors, (44), 9 states have internal predecessors, (44), 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)
[2022-03-15 17:56:36,108 INFO  L276                IsEmpty]: Start isEmpty. Operand 627 states and 1788 transitions.
[2022-03-15 17:56:36,109 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2022-03-15 17:56:36,109 INFO  L506         BasicCegarLoop]: Found error trace
[2022-03-15 17:56:36,110 INFO  L514         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-03-15 17:56:36,110 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2022-03-15 17:56:36,110 INFO  L402      AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2022-03-15 17:56:36,111 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-03-15 17:56:36,111 INFO  L85        PathProgramCache]: Analyzing trace with hash -1463710805, now seen corresponding path program 3 times
[2022-03-15 17:56:36,112 INFO  L126   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-03-15 17:56:36,112 INFO  L338   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434759955]
[2022-03-15 17:56:36,112 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-03-15 17:56:36,112 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-03-15 17:56:36,169 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-03-15 17:56:36,445 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-03-15 17:56:36,445 INFO  L144   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-03-15 17:56:36,445 INFO  L338   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434759955]
[2022-03-15 17:56:36,446 INFO  L165   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1434759955] provided 1 perfect and 0 imperfect interpolant sequences
[2022-03-15 17:56:36,446 INFO  L191   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-03-15 17:56:36,446 INFO  L204   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2022-03-15 17:56:36,446 INFO  L118   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [861505146]
[2022-03-15 17:56:36,446 INFO  L194    McrAutomatonBuilder]: Constructing automaton for MCR equivalence class.
[2022-03-15 17:56:36,448 INFO  L249    McrAutomatonBuilder]: Started intersection.
[2022-03-15 17:56:36,457 INFO  L252    McrAutomatonBuilder]: Finished intersection with 44 states and 75 transitions.
[2022-03-15 17:56:36,457 INFO  L276    McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider
[2022-03-15 17:56:44,161 INFO  L301    McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [12250#(and (or (= (mod ~y$w_buff0_used~0 256) 0) (= ~y$w_buff1~0 ~y$w_buff0~0) (= (mod ~y$w_buff1_used~0 256) 0) (= (mod ~y$r_buff0_thd1~0 256) 0) (= ~y$w_buff1~0 1)) (or (= (mod ~y$r_buff1_thd1~0 256) 0) (= (mod ~y$w_buff0_used~0 256) 0) (= (mod ~y$w_buff1_used~0 256) 0) (= ~y~0 ~y$w_buff1~0) (not (= (mod ~y$r_buff0_thd1~0 256) 0)) (= ~y~0 1)) (or (= (mod ~y$w_buff0_used~0 256) 0) (= ~y~0 ~y$w_buff0~0) (= (mod ~y$r_buff0_thd1~0 256) 0) (= ~y~0 1)) (or (= (mod ~y$w_buff1_used~0 256) 0) (not (= (mod ~y$w_buff0_used~0 256) 0)) (= ~y~0 ~y$w_buff1~0) (= ~y$w_buff1~0 1)) (<= 0 ~y$r_buff0_thd0~0) (not (= 2 ~y$w_buff1~0)) (<= ~y$r_buff0_thd0~0 (* 256 (div ~y$r_buff0_thd0~0 256))) (or (= (mod ~y$w_buff1_used~0 256) 0) (not (= (mod ~y$r_buff1_thd1~0 256) 0)) (= ~y~0 ~y$w_buff1~0) (not (= (mod ~y$r_buff0_thd1~0 256) 0)) (= ~y$w_buff1~0 1))), 12249#(and (or (= (mod ~y$w_buff1_used~0 256) 0) (= ~__unbuffered_p0_EAX~0 ~y$w_buff1~0) (= ~y$w_buff1~0 1)) (<= 0 ~y$r_buff0_thd0~0) (not (= 2 ~y$w_buff1~0)) (<= ~y$r_buff0_thd0~0 (* 256 (div ~y$r_buff0_thd0~0 256))) (or (= ~__unbuffered_p0_EAX~0 ~y~0) (= ~y~0 1)))]
[2022-03-15 17:56:44,161 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2022-03-15 17:56:44,161 INFO  L108   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-03-15 17:56:44,162 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2022-03-15 17:56:44,162 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90
[2022-03-15 17:56:44,162 INFO  L87              Difference]: Start difference. First operand 627 states and 1788 transitions. Second operand  has 10 states, 9 states have (on average 4.777777777777778) internal successors, (43), 9 states have internal predecessors, (43), 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)
[2022-03-15 17:56:44,671 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-03-15 17:56:44,671 INFO  L93              Difference]: Finished difference Result 803 states and 2306 transitions.
[2022-03-15 17:56:44,671 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2022-03-15 17:56:44,671 INFO  L78                 Accepts]: Start accepts. Automaton has  has 10 states, 9 states have (on average 4.777777777777778) internal successors, (43), 9 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15
[2022-03-15 17:56:44,671 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-03-15 17:56:44,674 INFO  L225             Difference]: With dead ends: 803
[2022-03-15 17:56:44,674 INFO  L226             Difference]: Without dead ends: 803
[2022-03-15 17:56:44,675 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 19 SyntacticMatches, 7 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182
[2022-03-15 17:56:44,675 INFO  L933         BasicCegarLoop]: 2 mSDtfsCounter, 39 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time
[2022-03-15 17:56:44,675 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 11 Invalid, 299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 244 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time]
[2022-03-15 17:56:44,676 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 803 states.
[2022-03-15 17:56:44,687 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 803 to 617.
[2022-03-15 17:56:44,688 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 617 states, 616 states have (on average 2.8798701298701297) internal successors, (1774), 616 states have internal predecessors, (1774), 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)
[2022-03-15 17:56:44,690 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 617 states and 1774 transitions.
[2022-03-15 17:56:44,690 INFO  L78                 Accepts]: Start accepts. Automaton has 617 states and 1774 transitions. Word has length 15
[2022-03-15 17:56:44,690 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-03-15 17:56:44,690 INFO  L470      AbstractCegarLoop]: Abstraction has 617 states and 1774 transitions.
[2022-03-15 17:56:44,690 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 10 states, 9 states have (on average 4.777777777777778) internal successors, (43), 9 states have internal predecessors, (43), 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)
[2022-03-15 17:56:44,690 INFO  L276                IsEmpty]: Start isEmpty. Operand 617 states and 1774 transitions.
[2022-03-15 17:56:44,691 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2022-03-15 17:56:44,707 INFO  L506         BasicCegarLoop]: Found error trace
[2022-03-15 17:56:44,707 INFO  L514         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-03-15 17:56:44,707 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2022-03-15 17:56:44,707 INFO  L402      AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2022-03-15 17:56:44,708 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-03-15 17:56:44,708 INFO  L85        PathProgramCache]: Analyzing trace with hash -1652742744, now seen corresponding path program 1 times
[2022-03-15 17:56:44,708 INFO  L126   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-03-15 17:56:44,708 INFO  L338   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821509980]
[2022-03-15 17:56:44,708 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-03-15 17:56:44,708 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-03-15 17:56:44,769 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-03-15 17:56:44,902 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-03-15 17:56:44,902 INFO  L144   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-03-15 17:56:44,902 INFO  L338   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821509980]
[2022-03-15 17:56:44,902 INFO  L165   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821509980] provided 1 perfect and 0 imperfect interpolant sequences
[2022-03-15 17:56:44,902 INFO  L191   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-03-15 17:56:44,902 INFO  L204   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2022-03-15 17:56:44,902 INFO  L118   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2100416899]
[2022-03-15 17:56:44,902 INFO  L194    McrAutomatonBuilder]: Constructing automaton for MCR equivalence class.
[2022-03-15 17:56:44,904 INFO  L249    McrAutomatonBuilder]: Started intersection.
[2022-03-15 17:56:44,912 INFO  L252    McrAutomatonBuilder]: Finished intersection with 32 states and 46 transitions.
[2022-03-15 17:56:44,912 INFO  L276    McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider
[2022-03-15 17:56:45,895 INFO  L301    McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: []
[2022-03-15 17:56:45,896 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2022-03-15 17:56:45,896 INFO  L108   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-03-15 17:56:45,896 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2022-03-15 17:56:45,896 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2022-03-15 17:56:45,896 INFO  L87              Difference]: Start difference. First operand 617 states and 1774 transitions. Second operand  has 6 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 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)
[2022-03-15 17:56:46,118 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-03-15 17:56:46,118 INFO  L93              Difference]: Finished difference Result 707 states and 2055 transitions.
[2022-03-15 17:56:46,118 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2022-03-15 17:56:46,119 INFO  L78                 Accepts]: Start accepts. Automaton has  has 6 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16
[2022-03-15 17:56:46,119 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-03-15 17:56:46,121 INFO  L225             Difference]: With dead ends: 707
[2022-03-15 17:56:46,121 INFO  L226             Difference]: Without dead ends: 707
[2022-03-15 17:56:46,121 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 14 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90
[2022-03-15 17:56:46,122 INFO  L933         BasicCegarLoop]: 2 mSDtfsCounter, 40 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2022-03-15 17:56:46,122 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [40 Valid, 5 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2022-03-15 17:56:46,123 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 707 states.
[2022-03-15 17:56:46,131 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 707 to 650.
[2022-03-15 17:56:46,132 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 650 states, 649 states have (on average 2.896764252696456) internal successors, (1880), 649 states have internal predecessors, (1880), 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)
[2022-03-15 17:56:46,134 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 650 states and 1880 transitions.
[2022-03-15 17:56:46,134 INFO  L78                 Accepts]: Start accepts. Automaton has 650 states and 1880 transitions. Word has length 16
[2022-03-15 17:56:46,134 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-03-15 17:56:46,134 INFO  L470      AbstractCegarLoop]: Abstraction has 650 states and 1880 transitions.
[2022-03-15 17:56:46,134 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 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)
[2022-03-15 17:56:46,134 INFO  L276                IsEmpty]: Start isEmpty. Operand 650 states and 1880 transitions.
[2022-03-15 17:56:46,135 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2022-03-15 17:56:46,135 INFO  L506         BasicCegarLoop]: Found error trace
[2022-03-15 17:56:46,135 INFO  L514         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-03-15 17:56:46,136 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2022-03-15 17:56:46,136 INFO  L402      AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2022-03-15 17:56:46,136 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-03-15 17:56:46,136 INFO  L85        PathProgramCache]: Analyzing trace with hash -1652742930, now seen corresponding path program 1 times
[2022-03-15 17:56:46,136 INFO  L126   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-03-15 17:56:46,137 INFO  L338   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179812624]
[2022-03-15 17:56:46,137 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-03-15 17:56:46,137 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-03-15 17:56:46,178 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-03-15 17:56:46,197 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-03-15 17:56:46,197 INFO  L144   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-03-15 17:56:46,198 INFO  L338   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179812624]
[2022-03-15 17:56:46,198 INFO  L165   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179812624] provided 1 perfect and 0 imperfect interpolant sequences
[2022-03-15 17:56:46,198 INFO  L191   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-03-15 17:56:46,198 INFO  L204   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-03-15 17:56:46,198 INFO  L118   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [463100212]
[2022-03-15 17:56:46,198 INFO  L194    McrAutomatonBuilder]: Constructing automaton for MCR equivalence class.
[2022-03-15 17:56:46,200 INFO  L249    McrAutomatonBuilder]: Started intersection.
[2022-03-15 17:56:46,207 INFO  L252    McrAutomatonBuilder]: Finished intersection with 33 states and 48 transitions.
[2022-03-15 17:56:46,207 INFO  L276    McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider
[2022-03-15 17:56:46,526 INFO  L301    McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: []
[2022-03-15 17:56:46,526 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2022-03-15 17:56:46,526 INFO  L108   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-03-15 17:56:46,526 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2022-03-15 17:56:46,526 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2022-03-15 17:56:46,527 INFO  L87              Difference]: Start difference. First operand 650 states and 1880 transitions. Second operand  has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 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)
[2022-03-15 17:56:46,632 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-03-15 17:56:46,632 INFO  L93              Difference]: Finished difference Result 641 states and 1667 transitions.
[2022-03-15 17:56:46,633 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2022-03-15 17:56:46,633 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16
[2022-03-15 17:56:46,633 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-03-15 17:56:46,634 INFO  L225             Difference]: With dead ends: 641
[2022-03-15 17:56:46,635 INFO  L226             Difference]: Without dead ends: 473
[2022-03-15 17:56:46,635 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2022-03-15 17:56:46,636 INFO  L933         BasicCegarLoop]: 2 mSDtfsCounter, 25 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-03-15 17:56:46,636 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [25 Valid, 5 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-03-15 17:56:46,637 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 473 states.
[2022-03-15 17:56:46,642 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 464.
[2022-03-15 17:56:46,643 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 464 states, 463 states have (on average 2.5183585313174945) internal successors, (1166), 463 states have internal predecessors, (1166), 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)
[2022-03-15 17:56:46,644 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 1166 transitions.
[2022-03-15 17:56:46,644 INFO  L78                 Accepts]: Start accepts. Automaton has 464 states and 1166 transitions. Word has length 16
[2022-03-15 17:56:46,644 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-03-15 17:56:46,644 INFO  L470      AbstractCegarLoop]: Abstraction has 464 states and 1166 transitions.
[2022-03-15 17:56:46,644 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 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)
[2022-03-15 17:56:46,644 INFO  L276                IsEmpty]: Start isEmpty. Operand 464 states and 1166 transitions.
[2022-03-15 17:56:46,645 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2022-03-15 17:56:46,645 INFO  L506         BasicCegarLoop]: Found error trace
[2022-03-15 17:56:46,645 INFO  L514         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-03-15 17:56:46,645 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2022-03-15 17:56:46,645 INFO  L402      AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2022-03-15 17:56:46,646 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-03-15 17:56:46,646 INFO  L85        PathProgramCache]: Analyzing trace with hash 1196774404, now seen corresponding path program 1 times
[2022-03-15 17:56:46,647 INFO  L126   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-03-15 17:56:46,647 INFO  L338   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372422055]
[2022-03-15 17:56:46,647 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-03-15 17:56:46,647 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-03-15 17:56:46,724 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-03-15 17:56:46,766 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-03-15 17:56:46,766 INFO  L144   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-03-15 17:56:46,766 INFO  L338   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372422055]
[2022-03-15 17:56:46,766 INFO  L165   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372422055] provided 1 perfect and 0 imperfect interpolant sequences
[2022-03-15 17:56:46,766 INFO  L191   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-03-15 17:56:46,766 INFO  L204   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2022-03-15 17:56:46,766 INFO  L118   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1115521602]
[2022-03-15 17:56:46,766 INFO  L194    McrAutomatonBuilder]: Constructing automaton for MCR equivalence class.
[2022-03-15 17:56:46,769 INFO  L249    McrAutomatonBuilder]: Started intersection.
[2022-03-15 17:56:46,780 INFO  L252    McrAutomatonBuilder]: Finished intersection with 53 states and 95 transitions.
[2022-03-15 17:56:46,780 INFO  L276    McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider
[2022-03-15 17:56:48,141 INFO  L301    McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: []
[2022-03-15 17:56:48,141 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2022-03-15 17:56:48,141 INFO  L108   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-03-15 17:56:48,142 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2022-03-15 17:56:48,142 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2022-03-15 17:56:48,142 INFO  L87              Difference]: Start difference. First operand 464 states and 1166 transitions. Second operand  has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 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)
[2022-03-15 17:56:48,296 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-03-15 17:56:48,296 INFO  L93              Difference]: Finished difference Result 397 states and 938 transitions.
[2022-03-15 17:56:48,297 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2022-03-15 17:56:48,297 INFO  L78                 Accepts]: Start accepts. Automaton has  has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17
[2022-03-15 17:56:48,297 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-03-15 17:56:48,298 INFO  L225             Difference]: With dead ends: 397
[2022-03-15 17:56:48,298 INFO  L226             Difference]: Without dead ends: 316
[2022-03-15 17:56:48,298 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2022-03-15 17:56:48,299 INFO  L933         BasicCegarLoop]: 2 mSDtfsCounter, 42 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-03-15 17:56:48,299 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [42 Valid, 5 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-03-15 17:56:48,300 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 316 states.
[2022-03-15 17:56:48,303 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 271.
[2022-03-15 17:56:48,303 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 271 states, 270 states have (on average 2.262962962962963) internal successors, (611), 270 states have internal predecessors, (611), 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)
[2022-03-15 17:56:48,304 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 611 transitions.
[2022-03-15 17:56:48,304 INFO  L78                 Accepts]: Start accepts. Automaton has 271 states and 611 transitions. Word has length 17
[2022-03-15 17:56:48,304 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-03-15 17:56:48,304 INFO  L470      AbstractCegarLoop]: Abstraction has 271 states and 611 transitions.
[2022-03-15 17:56:48,304 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 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)
[2022-03-15 17:56:48,304 INFO  L276                IsEmpty]: Start isEmpty. Operand 271 states and 611 transitions.
[2022-03-15 17:56:48,305 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2022-03-15 17:56:48,305 INFO  L506         BasicCegarLoop]: Found error trace
[2022-03-15 17:56:48,305 INFO  L514         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-03-15 17:56:48,305 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2022-03-15 17:56:48,305 INFO  L402      AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2022-03-15 17:56:48,305 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-03-15 17:56:48,305 INFO  L85        PathProgramCache]: Analyzing trace with hash -65717187, now seen corresponding path program 1 times
[2022-03-15 17:56:48,306 INFO  L126   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-03-15 17:56:48,306 INFO  L338   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593499545]
[2022-03-15 17:56:48,306 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-03-15 17:56:48,306 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-03-15 17:56:48,352 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-03-15 17:56:48,387 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-03-15 17:56:48,387 INFO  L144   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-03-15 17:56:48,387 INFO  L338   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593499545]
[2022-03-15 17:56:48,388 INFO  L165   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593499545] provided 1 perfect and 0 imperfect interpolant sequences
[2022-03-15 17:56:48,388 INFO  L191   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-03-15 17:56:48,388 INFO  L204   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2022-03-15 17:56:48,388 INFO  L118   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2009036091]
[2022-03-15 17:56:48,388 INFO  L194    McrAutomatonBuilder]: Constructing automaton for MCR equivalence class.
[2022-03-15 17:56:48,390 INFO  L249    McrAutomatonBuilder]: Started intersection.
[2022-03-15 17:56:48,408 INFO  L252    McrAutomatonBuilder]: Finished intersection with 71 states and 136 transitions.
[2022-03-15 17:56:48,408 INFO  L276    McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider
[2022-03-15 17:56:50,189 INFO  L301    McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [18844#(<= ~__unbuffered_cnt~0 0)]
[2022-03-15 17:56:50,190 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2022-03-15 17:56:50,190 INFO  L108   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-03-15 17:56:50,190 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2022-03-15 17:56:50,190 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2022-03-15 17:56:50,190 INFO  L87              Difference]: Start difference. First operand 271 states and 611 transitions. Second operand  has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 6 states have internal predecessors, (33), 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)
[2022-03-15 17:56:50,288 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-03-15 17:56:50,289 INFO  L93              Difference]: Finished difference Result 250 states and 568 transitions.
[2022-03-15 17:56:50,289 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2022-03-15 17:56:50,289 INFO  L78                 Accepts]: Start accepts. Automaton has  has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 6 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19
[2022-03-15 17:56:50,289 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2022-03-15 17:56:50,290 INFO  L225             Difference]: With dead ends: 250
[2022-03-15 17:56:50,290 INFO  L226             Difference]: Without dead ends: 235
[2022-03-15 17:56:50,290 INFO  L932         BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56
[2022-03-15 17:56:50,291 INFO  L933         BasicCegarLoop]: 1 mSDtfsCounter, 50 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 3 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2022-03-15 17:56:50,291 INFO  L934         BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 3 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2022-03-15 17:56:50,291 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 235 states.
[2022-03-15 17:56:50,293 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 175.
[2022-03-15 17:56:50,294 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 175 states, 174 states have (on average 2.310344827586207) internal successors, (402), 174 states have internal predecessors, (402), 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)
[2022-03-15 17:56:50,294 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 402 transitions.
[2022-03-15 17:56:50,294 INFO  L78                 Accepts]: Start accepts. Automaton has 175 states and 402 transitions. Word has length 19
[2022-03-15 17:56:50,295 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2022-03-15 17:56:50,295 INFO  L470      AbstractCegarLoop]: Abstraction has 175 states and 402 transitions.
[2022-03-15 17:56:50,295 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 6 states have internal predecessors, (33), 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)
[2022-03-15 17:56:50,295 INFO  L276                IsEmpty]: Start isEmpty. Operand 175 states and 402 transitions.
[2022-03-15 17:56:50,295 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2022-03-15 17:56:50,295 INFO  L506         BasicCegarLoop]: Found error trace
[2022-03-15 17:56:50,295 INFO  L514         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-03-15 17:56:50,295 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2022-03-15 17:56:50,295 INFO  L402      AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2022-03-15 17:56:50,296 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2022-03-15 17:56:50,296 INFO  L85        PathProgramCache]: Analyzing trace with hash 845268995, now seen corresponding path program 1 times
[2022-03-15 17:56:50,296 INFO  L126   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-03-15 17:56:50,296 INFO  L338   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645330179]
[2022-03-15 17:56:50,297 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-03-15 17:56:50,297 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-03-15 17:56:50,367 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-03-15 17:56:50,368 INFO  L352             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-03-15 17:56:50,432 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-03-15 17:56:50,469 INFO  L138   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-03-15 17:56:50,469 INFO  L628         BasicCegarLoop]: Counterexample is feasible
[2022-03-15 17:56:50,470 INFO  L764   garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 6 remaining)
[2022-03-15 17:56:50,471 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining)
[2022-03-15 17:56:50,471 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 6 remaining)
[2022-03-15 17:56:50,471 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 6 remaining)
[2022-03-15 17:56:50,471 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 6 remaining)
[2022-03-15 17:56:50,472 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining)
[2022-03-15 17:56:50,472 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11
[2022-03-15 17:56:50,474 INFO  L732         BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2022-03-15 17:56:50,477 INFO  L230   ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2022-03-15 17:56:50,477 INFO  L180   ceAbstractionStarter]: Computing trace abstraction results
[2022-03-15 17:56:50,553 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 05:56:50 BasicIcfg
[2022-03-15 17:56:50,554 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2022-03-15 17:56:50,554 INFO  L158              Benchmark]: Toolchain (without parser) took 34752.28ms. Allocated memory was 173.0MB in the beginning and 980.4MB in the end (delta: 807.4MB). Free memory was 114.0MB in the beginning and 771.3MB in the end (delta: -657.3MB). Peak memory consumption was 150.7MB. Max. memory is 8.0GB.
[2022-03-15 17:56:50,554 INFO  L158              Benchmark]: CDTParser took 0.11ms. Allocated memory is still 173.0MB. Free memory is still 132.0MB. There was no memory consumed. Max. memory is 8.0GB.
[2022-03-15 17:56:50,554 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 501.48ms. Allocated memory was 173.0MB in the beginning and 275.8MB in the end (delta: 102.8MB). Free memory was 113.7MB in the beginning and 230.8MB in the end (delta: -117.1MB). Peak memory consumption was 12.3MB. Max. memory is 8.0GB.
[2022-03-15 17:56:50,554 INFO  L158              Benchmark]: Boogie Procedure Inliner took 70.27ms. Allocated memory is still 275.8MB. Free memory was 230.8MB in the beginning and 227.6MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB.
[2022-03-15 17:56:50,554 INFO  L158              Benchmark]: Boogie Preprocessor took 45.51ms. Allocated memory is still 275.8MB. Free memory was 227.6MB in the beginning and 225.0MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB.
[2022-03-15 17:56:50,555 INFO  L158              Benchmark]: RCFGBuilder took 1025.98ms. Allocated memory is still 275.8MB. Free memory was 224.5MB in the beginning and 177.0MB in the end (delta: 47.5MB). Peak memory consumption was 97.8MB. Max. memory is 8.0GB.
[2022-03-15 17:56:50,555 INFO  L158              Benchmark]: TraceAbstraction took 33105.42ms. Allocated memory was 275.8MB in the beginning and 980.4MB in the end (delta: 704.6MB). Free memory was 176.4MB in the beginning and 771.3MB in the end (delta: -594.9MB). Peak memory consumption was 109.8MB. Max. memory is 8.0GB.
[2022-03-15 17:56:50,556 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.11ms. Allocated memory is still 173.0MB. Free memory is still 132.0MB. There was no memory consumed. Max. memory is 8.0GB.
 * CACSL2BoogieTranslator took 501.48ms. Allocated memory was 173.0MB in the beginning and 275.8MB in the end (delta: 102.8MB). Free memory was 113.7MB in the beginning and 230.8MB in the end (delta: -117.1MB). Peak memory consumption was 12.3MB. Max. memory is 8.0GB.
 * Boogie Procedure Inliner took 70.27ms. Allocated memory is still 275.8MB. Free memory was 230.8MB in the beginning and 227.6MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB.
 * Boogie Preprocessor took 45.51ms. Allocated memory is still 275.8MB. Free memory was 227.6MB in the beginning and 225.0MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB.
 * RCFGBuilder took 1025.98ms. Allocated memory is still 275.8MB. Free memory was 224.5MB in the beginning and 177.0MB in the end (delta: 47.5MB). Peak memory consumption was 97.8MB. Max. memory is 8.0GB.
 * TraceAbstraction took 33105.42ms. Allocated memory was 275.8MB in the beginning and 980.4MB in the end (delta: 704.6MB). Free memory was 176.4MB in the beginning and 771.3MB in the end (delta: -594.9MB). Peak memory consumption was 109.8MB. Max. memory is 8.0GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: PetriNetLargeBlockEncoding benchmarks
    Lipton Reduction Statistics: ReductionTime: 10.3s, 124 PlacesBefore, 37 PlacesAfterwards, 116 TransitionsBefore, 27 TransitionsAfterwards, 2206 CoEnabledTransitionPairs, 7 FixpointIterations, 41 TrivialSequentialCompositions, 52 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 6 ConcurrentYvCompositions, 2 ChoiceCompositions, 101 TotalNumberOfCompositions, 6044 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2657, positive: 2460, positive conditional: 0, positive unconditional: 2460, negative: 197, negative conditional: 0, negative unconditional: 197, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1178, positive: 1123, positive conditional: 0, positive unconditional: 1123, negative: 55, negative conditional: 0, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2657, positive: 1337, positive conditional: 0, positive unconditional: 1337, negative: 142, negative conditional: 0, negative unconditional: 142, unknown: 1178, unknown conditional: 0, unknown unconditional: 1178] , Statistics on independence cache: Total cache size (in pairs): 68, Positive cache size: 53, Positive conditional cache size: 0, Positive unconditional cache size: 53, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15
  - StatisticsResult: ErrorAutomatonStatistics
    NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
  - CounterExampleResult [Line: 19]: a call to reach_error is reachable
    a call to reach_error is reachable
We found a FailurePath: 
[L710]               0  int __unbuffered_cnt = 0;
[L712]               0  int __unbuffered_p0_EAX = 0;
[L714]               0  int __unbuffered_p2_EAX = 0;
[L716]               0  int __unbuffered_p2_EBX = 0;
[L717]               0  _Bool main$tmp_guard0;
[L718]               0  _Bool main$tmp_guard1;
[L720]               0  int x = 0;
[L722]               0  int y = 0;
[L723]               0  _Bool y$flush_delayed;
[L724]               0  int y$mem_tmp;
[L725]               0  _Bool y$r_buff0_thd0;
[L726]               0  _Bool y$r_buff0_thd1;
[L727]               0  _Bool y$r_buff0_thd2;
[L728]               0  _Bool y$r_buff0_thd3;
[L729]               0  _Bool y$r_buff1_thd0;
[L730]               0  _Bool y$r_buff1_thd1;
[L731]               0  _Bool y$r_buff1_thd2;
[L732]               0  _Bool y$r_buff1_thd3;
[L733]               0  _Bool y$read_delayed;
[L734]               0  int *y$read_delayed_var;
[L735]               0  int y$w_buff0;
[L736]               0  _Bool y$w_buff0_used;
[L737]               0  int y$w_buff1;
[L738]               0  _Bool y$w_buff1_used;
[L739]               0  _Bool weak$$choice0;
[L740]               0  _Bool weak$$choice2;
[L854]               0  pthread_t t2321;
[L855]  FCALL, FORK  0  pthread_create(&t2321, ((void *)0), P0, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2321, ((void *)0), P0, ((void *)0))=-1, t2321={5:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L856]               0  pthread_t t2322;
[L857]  FCALL, FORK  0  pthread_create(&t2322, ((void *)0), P1, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2322, ((void *)0), P1, ((void *)0))=0, t2321={5:0}, t2322={6:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L784]               2  y$w_buff1 = y$w_buff0
[L785]               2  y$w_buff0 = 2
[L786]               2  y$w_buff1_used = y$w_buff0_used
[L787]               2  y$w_buff0_used = (_Bool)1
[L788]  CALL         2  __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used))
[L19]   COND FALSE   2  !(!expression)
[L788]  RET          2  __VERIFIER_assert(!(y$w_buff1_used && y$w_buff0_used))
[L789]               2  y$r_buff1_thd0 = y$r_buff0_thd0
[L790]               2  y$r_buff1_thd1 = y$r_buff0_thd1
[L791]               2  y$r_buff1_thd2 = y$r_buff0_thd2
[L792]               2  y$r_buff1_thd3 = y$r_buff0_thd3
[L793]               2  y$r_buff0_thd2 = (_Bool)1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L858]               0  pthread_t t2323;
[L859]  FCALL, FORK  0  pthread_create(&t2323, ((void *)0), P2, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, pthread_create(&t2323, ((void *)0), P2, ((void *)0))=1, t2321={5:0}, t2322={6:0}, t2323={3:0}, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L796]               2  x = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L813]               3  __unbuffered_p2_EAX = x
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L816]               3  weak$$choice0 = __VERIFIER_nondet_bool()
[L817]               3  weak$$choice2 = __VERIFIER_nondet_bool()
[L818]               3  y$flush_delayed = weak$$choice2
[L819]               3  y$mem_tmp = y
[L820]  EXPR         3  !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1)
[L820]               3  y = !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1)
[L821]  EXPR         3  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0))
[L821]  EXPR         3  !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)
[L821]  EXPR         3  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0))
[L821]               3  y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0))
[L822]  EXPR         3  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1))
[L822]  EXPR         3  !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)
[L822]  EXPR         3  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1))
[L822]               3  y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1))
[L823]  EXPR         3  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used))
[L823]  EXPR         3  !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)
[L823]  EXPR         3  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used))
[L823]               3  y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used))
[L824]  EXPR         3  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L824]  EXPR         3  !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)
[L824]  EXPR         3  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L824]               3  y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L825]  EXPR         3  weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3))
[L825]  EXPR         3  !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)
[L825]  EXPR         3  weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3))
[L825]               3  y$r_buff0_thd3 = weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3))
[L826]  EXPR         3  weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L826]  EXPR         3  !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)
[L826]  EXPR         3  weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L826]               3  y$r_buff1_thd3 = weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L827]               3  __unbuffered_p2_EBX = y
[L828]  EXPR         3  y$flush_delayed ? y$mem_tmp : y
[L828]               3  y = y$flush_delayed ? y$mem_tmp : y
[L829]               3  y$flush_delayed = (_Bool)0
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L832]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y)
[L832]  EXPR         3  y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y
[L832]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y)
[L832]               3  y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y)
[L833]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used
[L833]               3  y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used
[L834]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used
[L834]               3  y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used
[L835]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3
[L835]               3  y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3
[L836]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3
[L836]               3  y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3
[L839]               3  __unbuffered_cnt = __unbuffered_cnt + 1
[L841]               3  return 0;
[L744]               1  y = 1
        VAL             [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=66, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L747]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y)
[L747]  EXPR         1  y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y
[L747]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y)
[L747]               1  y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y)
[L748]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used
[L748]               1  y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used
[L749]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used
[L749]               1  y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used
[L750]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1
[L750]               1  y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1
[L751]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1
[L751]               1  y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1
[L754]               1  weak$$choice0 = __VERIFIER_nondet_bool()
[L755]               1  weak$$choice2 = __VERIFIER_nondet_bool()
[L756]               1  y$flush_delayed = weak$$choice2
[L757]               1  y$mem_tmp = y
[L758]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1)
[L758]               1  y = !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1)
[L759]  EXPR         1  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0))
[L759]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)
[L759]  EXPR         1  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0))
[L759]               1  y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0))
[L760]  EXPR         1  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1))
[L760]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)
[L760]  EXPR         1  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1))
[L760]               1  y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1))
[L761]  EXPR         1  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used))
[L761]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)
[L761]  EXPR         1  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used))
[L761]               1  y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used))
[L762]  EXPR         1  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L762]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)
[L762]  EXPR         1  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L762]               1  y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L763]  EXPR         1  weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1))
[L763]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)
[L763]  EXPR         1  weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1))
[L763]               1  y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1))
[L764]  EXPR         1  weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L764]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)
[L764]  EXPR         1  weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L764]               1  y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L765]               1  __unbuffered_p0_EAX = y
[L766]  EXPR         1  y$flush_delayed ? y$mem_tmp : y
[L766]               1  y = y$flush_delayed ? y$mem_tmp : y
[L767]               1  y$flush_delayed = (_Bool)0
        VAL             [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=67, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L770]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y)
[L770]  EXPR         1  y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y
[L770]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y)
[L770]               1  y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y)
[L771]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used
[L771]               1  y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used
[L772]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used
[L772]               1  y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used
[L773]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1
[L773]               1  y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1
[L774]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1
[L774]               1  y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1
[L777]               1  __unbuffered_cnt = __unbuffered_cnt + 1
[L779]               1  return 0;
[L799]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y)
[L799]               2  y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y)
[L800]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used
[L800]               2  y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used
[L801]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used
[L801]               2  y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used
[L802]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2
[L802]               2  y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2
[L803]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2
[L803]               2  y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2
[L806]               2  __unbuffered_cnt = __unbuffered_cnt + 1
[L808]               2  return 0;
[L861]               0  main$tmp_guard0 = __unbuffered_cnt == 3
[L863]  CALL         0  assume_abort_if_not(main$tmp_guard0)
[L4]    COND FALSE   0  !(!cond)
[L863]  RET          0  assume_abort_if_not(main$tmp_guard0)
[L865]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y)
[L865]  EXPR         0  y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y
[L865]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y)
[L865]               0  y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y)
[L866]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used
[L866]               0  y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used
[L867]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used
[L867]               0  y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used
[L868]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0
[L868]               0  y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0
[L869]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0
[L869]               0  y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0
[L872]               0  weak$$choice0 = __VERIFIER_nondet_bool()
[L873]               0  weak$$choice2 = __VERIFIER_nondet_bool()
[L874]               0  y$flush_delayed = weak$$choice2
[L875]               0  y$mem_tmp = y
[L876]  EXPR         0  !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1)
[L876]               0  y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1)
[L877]  EXPR         0  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0))
[L877]  EXPR         0  !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)
[L877]  EXPR         0  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0))
[L877]               0  y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0))
[L878]  EXPR         0  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1))
[L878]  EXPR         0  !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)
[L878]  EXPR         0  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1))
[L878]               0  y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1))
[L879]  EXPR         0  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used))
[L879]  EXPR         0  !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)
[L879]  EXPR         0  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used))
[L879]               0  y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used))
[L880]  EXPR         0  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L880]  EXPR         0  !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)
[L880]  EXPR         0  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L880]               0  y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L881]  EXPR         0  weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0))
[L881]  EXPR         0  !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)
[L881]  EXPR         0  weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0))
[L881]               0  y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0))
[L882]  EXPR         0  weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L882]  EXPR         0  !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)
[L882]  EXPR         0  weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L882]               0  y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L883]               0  main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 1 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0)
[L884]  EXPR         0  y$flush_delayed ? y$mem_tmp : y
[L884]               0  y = y$flush_delayed ? y$mem_tmp : y
[L885]               0  y$flush_delayed = (_Bool)0
[L887]  CALL         0  __VERIFIER_assert(main$tmp_guard1)
[L19]   COND TRUE    0  !expression
[L19]                0  reach_error()
        VAL             [\old(expression)=0, \old(expression)=1, \result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, expression=0, expression=1, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=68, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]

  - UnprovableResult [Line: 19]: Unable to prove that call to reach_error is unreachable
    Unable to prove that call to reach_error is unreachable
 Reason: Not analyzed. 
  - UnprovableResult [Line: 855]: 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: 859]: 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: 857]: 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 7 procedures, 144 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 32.9s, OverallIterations: 12, TraceHistogramMax: 1, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 10.4s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 346 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 346 mSDsluCounter, 46 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 453 mSDsCounter, 183 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1058 IncrementalHoareTripleChecker+Invalid, 1241 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 183 mSolverCounterUnsat, 16 mSDtfsCounter, 1058 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 269 GetRequests, 200 SyntacticMatches, 11 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=866occurred in iteration=0, InterpolantAutomatonStates: 62, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 494 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 171 NumberOfCodeBlocks, 171 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 138 ConstructedInterpolants, 0 QuantifiedInterpolants, 1220 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 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!
[2022-03-15 17:56:50,585 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...