/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe-Random521.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix027_tso.oepc.i


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


This is Ultimate 0.2.1-2ce48c3f3f8970e6bfb7f04ced506932607c57fe-2ce48c3
[2021-10-22 17:55:39,813 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2021-10-22 17:55:39,814 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2021-10-22 17:55:39,859 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-10-22 17:55:39,860 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-10-22 17:55:39,860 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-10-22 17:55:39,861 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-10-22 17:55:39,862 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2021-10-22 17:55:39,863 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-10-22 17:55:39,863 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-10-22 17:55:39,864 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2021-10-22 17:55:39,864 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-10-22 17:55:39,865 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-10-22 17:55:39,865 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-10-22 17:55:39,866 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-10-22 17:55:39,867 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-10-22 17:55:39,867 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-10-22 17:55:39,868 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-10-22 17:55:39,869 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-10-22 17:55:39,870 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-10-22 17:55:39,871 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-10-22 17:55:39,874 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-10-22 17:55:39,875 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-10-22 17:55:39,876 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-10-22 17:55:39,877 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-10-22 17:55:39,877 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-10-22 17:55:39,878 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-10-22 17:55:39,878 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-10-22 17:55:39,878 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-10-22 17:55:39,879 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-10-22 17:55:39,879 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-10-22 17:55:39,880 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-10-22 17:55:39,880 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-10-22 17:55:39,881 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-10-22 17:55:39,881 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-10-22 17:55:39,882 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2021-10-22 17:55:39,882 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-10-22 17:55:39,882 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-10-22 17:55:39,882 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2021-10-22 17:55:39,889 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2021-10-22 17:55:39,890 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-10-22 17:55:39,890 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-Uncond-NoLbe-Random521.epf
[2021-10-22 17:55:39,909 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-10-22 17:55:39,909 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-10-22 17:55:39,910 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-10-22 17:55:39,910 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-10-22 17:55:39,910 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-10-22 17:55:39,911 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2021-10-22 17:55:39,911 INFO  L138        SettingsManager]:  * Use SBE=true
[2021-10-22 17:55:39,911 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-10-22 17:55:39,918 INFO  L138        SettingsManager]:  * sizeof long=4
[2021-10-22 17:55:39,918 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2021-10-22 17:55:39,919 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2021-10-22 17:55:39,919 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-10-22 17:55:39,919 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-10-22 17:55:39,919 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-10-22 17:55:39,919 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-10-22 17:55:39,919 INFO  L138        SettingsManager]:  * sizeof long double=12
[2021-10-22 17:55:39,919 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-10-22 17:55:39,920 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-10-22 17:55:39,920 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-10-22 17:55:39,920 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-10-22 17:55:39,920 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-10-22 17:55:39,920 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2021-10-22 17:55:39,920 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-10-22 17:55:39,920 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-10-22 17:55:39,920 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-10-22 17:55:39,921 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-10-22 17:55:39,921 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-10-22 17:55:39,921 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2021-10-22 17:55:39,921 INFO  L138        SettingsManager]:  * DFS Order used in POR=RANDOM
[2021-10-22 17:55:39,921 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-10-22 17:55:39,921 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2021-10-22 17:55:39,921 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2021-10-22 17:55:39,921 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-10-22 17:55:39,921 INFO  L138        SettingsManager]:  * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2021-10-22 17:55:39,921 INFO  L138        SettingsManager]:  * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2021-10-22 17:55:39,921 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2021-10-22 17:55:39,922 INFO  L138        SettingsManager]:  * Random seed used by POR DFS order=521
[2021-10-22 17:55:39,922 INFO  L138        SettingsManager]:  * Use conditional POR in concurrent analysis=false
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2021-10-22 17:55:40,082 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-10-22 17:55:40,100 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-10-22 17:55:40,102 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-10-22 17:55:40,103 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-10-22 17:55:40,105 INFO  L275        PluginConnector]: CDTParser initialized
[2021-10-22 17:55:40,105 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix027_tso.oepc.i
[2021-10-22 17:55:40,157 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d81908c8/b06feafccdcf4661b7adbc42b93b9fd5/FLAG38e639854
[2021-10-22 17:55:40,558 INFO  L306              CDTParser]: Found 1 translation units.
[2021-10-22 17:55:40,559 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix027_tso.oepc.i
[2021-10-22 17:55:40,581 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d81908c8/b06feafccdcf4661b7adbc42b93b9fd5/FLAG38e639854
[2021-10-22 17:55:40,591 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d81908c8/b06feafccdcf4661b7adbc42b93b9fd5
[2021-10-22 17:55:40,592 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-10-22 17:55:40,593 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2021-10-22 17:55:40,597 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-10-22 17:55:40,597 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-10-22 17:55:40,600 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-10-22 17:55:40,600 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 05:55:40" (1/1) ...
[2021-10-22 17:55:40,602 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37133738 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 05:55:40, skipping insertion in model container
[2021-10-22 17:55:40,602 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 05:55:40" (1/1) ...
[2021-10-22 17:55:40,607 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-10-22 17:55:40,653 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-10-22 17:55:40,778 WARN  L228   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix027_tso.oepc.i[949,962]
[2021-10-22 17:55:40,948 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-10-22 17:55:40,954 INFO  L203         MainTranslator]: Completed pre-run
[2021-10-22 17:55:40,968 WARN  L228   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix027_tso.oepc.i[949,962]
[2021-10-22 17:55:41,031 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-10-22 17:55:41,065 INFO  L208         MainTranslator]: Completed translation
[2021-10-22 17:55:41,065 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 05:55:41 WrapperNode
[2021-10-22 17:55:41,065 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-10-22 17:55:41,066 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-10-22 17:55:41,066 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-10-22 17:55:41,067 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2021-10-22 17:55:41,071 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 05:55:41" (1/1) ...
[2021-10-22 17:55:41,099 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 05:55:41" (1/1) ...
[2021-10-22 17:55:41,129 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-10-22 17:55:41,130 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-10-22 17:55:41,130 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2021-10-22 17:55:41,130 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2021-10-22 17:55:41,142 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 05:55:41" (1/1) ...
[2021-10-22 17:55:41,143 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 05:55:41" (1/1) ...
[2021-10-22 17:55:41,155 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 05:55:41" (1/1) ...
[2021-10-22 17:55:41,155 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 05:55:41" (1/1) ...
[2021-10-22 17:55:41,165 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 05:55:41" (1/1) ...
[2021-10-22 17:55:41,168 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 05:55:41" (1/1) ...
[2021-10-22 17:55:41,170 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 05:55:41" (1/1) ...
[2021-10-22 17:55:41,173 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-10-22 17:55:41,174 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-10-22 17:55:41,174 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2021-10-22 17:55:41,174 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2021-10-22 17:55:41,176 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 05:55:41" (1/1) ...
[2021-10-22 17:55:41,181 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-10-22 17:55:41,186 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-10-22 17:55:41,195 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2021-10-22 17:55:41,197 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2021-10-22 17:55:41,230 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2021-10-22 17:55:41,230 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2021-10-22 17:55:41,231 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-10-22 17:55:41,231 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-10-22 17:55:41,231 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2021-10-22 17:55:41,231 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2021-10-22 17:55:41,231 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2021-10-22 17:55:41,231 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2021-10-22 17:55:41,232 INFO  L130     BoogieDeclarations]: Found specification of procedure P2
[2021-10-22 17:55:41,232 INFO  L138     BoogieDeclarations]: Found implementation of procedure P2
[2021-10-22 17:55:41,232 INFO  L130     BoogieDeclarations]: Found specification of procedure P3
[2021-10-22 17:55:41,232 INFO  L138     BoogieDeclarations]: Found implementation of procedure P3
[2021-10-22 17:55:41,232 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2021-10-22 17:55:41,233 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2021-10-22 17:55:41,233 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-10-22 17:55:41,233 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-10-22 17:55:41,234 WARN  L209             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2021-10-22 17:55:42,591 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-10-22 17:55:42,591 INFO  L299             CfgBuilder]: Removed 10 assume(true) statements.
[2021-10-22 17:55:42,593 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 05:55:42 BoogieIcfgContainer
[2021-10-22 17:55:42,594 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-10-22 17:55:42,595 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-10-22 17:55:42,595 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2021-10-22 17:55:42,597 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2021-10-22 17:55:42,597 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 05:55:40" (1/3) ...
[2021-10-22 17:55:42,598 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45b7b5e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 05:55:42, skipping insertion in model container
[2021-10-22 17:55:42,598 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 05:55:41" (2/3) ...
[2021-10-22 17:55:42,598 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45b7b5e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 05:55:42, skipping insertion in model container
[2021-10-22 17:55:42,598 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 05:55:42" (3/3) ...
[2021-10-22 17:55:42,599 INFO  L111   eAbstractionObserver]: Analyzing ICFG mix027_tso.oepc.i
[2021-10-22 17:55:42,603 WARN  L149   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2021-10-22 17:55:42,603 INFO  L204   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-10-22 17:55:42,603 INFO  L163   ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2021-10-22 17:55:42,603 INFO  L516   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-10-22 17:55:42,665 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,665 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,665 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,665 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,665 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,666 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,666 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,666 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,666 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,667 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,667 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,667 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,667 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,667 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,667 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,667 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,668 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,668 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,668 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,668 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,668 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,668 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,669 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,669 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,669 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,670 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,671 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,671 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,671 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,671 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,671 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,671 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,671 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,671 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,671 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,671 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,672 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,672 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,672 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,672 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,672 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,672 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,672 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,672 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,672 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,673 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,673 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,673 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,673 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,673 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,673 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,674 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,674 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,674 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,674 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,674 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,674 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,674 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,674 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,674 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,675 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,675 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,675 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,675 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,675 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,675 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,676 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,676 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,676 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,676 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,676 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,676 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,676 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,676 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,676 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,677 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,677 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,677 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,677 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,677 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,677 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,677 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,677 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,678 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,678 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,678 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,679 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,679 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,681 WARN  L313   ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,685 WARN  L313   ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,685 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,685 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,685 WARN  L313   ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,685 WARN  L313   ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,685 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,686 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,686 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,686 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,686 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,686 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,687 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,687 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,687 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,687 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,687 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,687 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,687 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,687 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,688 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,688 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,688 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,688 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,692 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,692 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,692 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,692 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,692 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,692 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,693 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,693 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,693 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,693 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,695 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,695 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,695 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,695 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,695 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,695 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,695 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,695 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,695 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,695 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,697 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,697 WARN  L313   ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,697 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,698 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,698 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,698 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,698 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,698 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,698 WARN  L313   ript$VariableManager]: TermVariabe |P3Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,698 WARN  L313   ript$VariableManager]: TermVariabe P3Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,700 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,700 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,700 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,700 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,700 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,700 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,700 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork3___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,700 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,700 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,700 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,701 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,702 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,703 INFO  L148    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2021-10-22 17:55:42,738 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2021-10-22 17:55:42,739 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-10-22 17:55:42,740 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2021-10-22 17:55:42,741 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2021-10-22 17:55:42,766 INFO  L338      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2021-10-22 17:55:42,771 INFO  L339      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR
[2021-10-22 17:55:42,771 INFO  L340      AbstractCegarLoop]: Starting to check reachability of 5 error locations.
[2021-10-22 17:55:42,840 WARN  L313   ript$VariableManager]: TermVariabe |v_P2_#t~ite17_31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,851 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,859 WARN  L313   ript$VariableManager]: TermVariabe |v_P3_#t~ite23_33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,867 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,874 WARN  L313   ript$VariableManager]: TermVariabe |v_P2_#t~ite17_31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,876 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,884 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,885 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,904 WARN  L313   ript$VariableManager]: TermVariabe |v_P3_#t~ite23_33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,905 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,918 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,940 WARN  L313   ript$VariableManager]: TermVariabe |v_P2_#t~ite17_31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,947 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,955 WARN  L313   ript$VariableManager]: TermVariabe |v_P3_#t~ite23_33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,968 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,968 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite60_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,968 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite63_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,969 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,969 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite62_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,969 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite56_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,969 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,969 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,969 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite57_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,969 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53_54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,969 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,970 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite59_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,970 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,970 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_195 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,985 WARN  L313   ript$VariableManager]: TermVariabe |v_P2_#t~ite17_31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:42,985 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,003 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,003 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,017 WARN  L313   ript$VariableManager]: TermVariabe |v_P3_#t~ite23_33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,018 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,032 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,032 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite60_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,033 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite63_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,033 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,033 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite62_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,033 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite56_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,033 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,033 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,033 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite57_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,033 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53_54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,034 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,034 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite59_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,034 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,034 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_195 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,050 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,051 WARN  L313   ript$VariableManager]: TermVariabe |v_P2_#t~ite17_31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,066 WARN  L313   ript$VariableManager]: TermVariabe |v_P3_#t~ite23_33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,067 WARN  L313   ript$VariableManager]: TermVariabe |v_P2_#t~ite17_31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,089 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,090 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite60_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,090 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite63_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,090 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,090 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite62_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,090 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite56_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,090 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,091 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,091 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite57_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,091 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53_54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,091 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,091 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite59_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,091 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,091 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_195 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,106 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,106 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite60_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,106 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite63_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,106 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,106 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite62_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,107 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite56_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,107 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,107 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,107 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite57_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,107 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53_54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,107 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,107 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite59_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,107 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,108 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_195 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,122 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,122 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite60_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,122 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite63_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,122 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,122 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite62_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,122 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite56_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,123 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,123 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,123 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite57_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,123 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53_54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,123 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,123 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite59_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,123 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,123 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_195 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,137 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,137 WARN  L313   ript$VariableManager]: TermVariabe |v_P3_#t~ite23_33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,151 INFO  L402      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] ===
[2021-10-22 17:55:43,155 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-10-22 17:55:43,155 INFO  L82        PathProgramCache]: Analyzing trace with hash -386163730, now seen corresponding path program 1 times
[2021-10-22 17:55:43,161 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-22 17:55:43,161 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891081178]
[2021-10-22 17:55:43,161 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-22 17:55:43,162 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-22 17:55:43,471 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-22 17:55:43,700 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-22 17:55:43,701 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-10-22 17:55:43,701 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891081178]
[2021-10-22 17:55:43,703 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1891081178] provided 1 perfect and 0 imperfect interpolant sequences
[2021-10-22 17:55:43,704 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-22 17:55:43,704 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-10-22 17:55:43,705 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071825928]
[2021-10-22 17:55:43,713 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2021-10-22 17:55:43,713 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-10-22 17:55:43,723 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-10-22 17:55:43,724 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2021-10-22 17:55:43,724 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-10-22 17:55:43,725 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-10-22 17:55:43,726 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 7 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-10-22 17:55:43,726 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-10-22 17:55:43,871 WARN  L313   ript$VariableManager]: TermVariabe |v_P3_#t~ite23_33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,872 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite37_32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,879 WARN  L313   ript$VariableManager]: TermVariabe |v_P3_#t~ite23_33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,880 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,880 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite60_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,880 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite63_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,880 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,880 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite62_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,880 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite56_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,880 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,880 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,881 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite57_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,881 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53_54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,881 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,881 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite59_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,881 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,881 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_195 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,900 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,900 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite60_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,900 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite63_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,900 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,901 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite62_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,901 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite56_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,901 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,901 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,901 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite57_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,901 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53_54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,901 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,902 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite59_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,902 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,902 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_195 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,903 WARN  L313   ript$VariableManager]: TermVariabe |v_P3_#t~ite23_33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,921 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite47_42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,922 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite60_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,922 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite63_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,922 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite48_36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,922 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite62_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,922 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite56_48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,922 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite51_46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,922 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite50_52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,923 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite57_44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,923 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite53_54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,923 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite54_50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,923 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite59_60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,923 WARN  L313   ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite45_38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,923 WARN  L313   ript$VariableManager]: TermVariabe v_~x~0_195 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:43,948 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2021-10-22 17:55:43,948 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-10-22 17:55:43,948 INFO  L402      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] ===
[2021-10-22 17:55:43,949 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-10-22 17:55:43,949 INFO  L82        PathProgramCache]: Analyzing trace with hash -341055632, now seen corresponding path program 2 times
[2021-10-22 17:55:43,949 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-22 17:55:43,949 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612481034]
[2021-10-22 17:55:43,949 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-22 17:55:43,949 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-22 17:55:44,003 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-22 17:55:44,108 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-22 17:55:44,108 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-10-22 17:55:44,108 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612481034]
[2021-10-22 17:55:44,109 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612481034] provided 1 perfect and 0 imperfect interpolant sequences
[2021-10-22 17:55:44,109 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-22 17:55:44,109 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2021-10-22 17:55:44,109 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938711361]
[2021-10-22 17:55:44,110 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2021-10-22 17:55:44,110 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-10-22 17:55:44,110 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2021-10-22 17:55:44,110 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72
[2021-10-22 17:55:44,110 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-10-22 17:55:44,111 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-10-22 17:55:44,111 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 9 states, 9 states have (on average 12.0) internal successors, (108), 9 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-10-22 17:55:44,111 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2021-10-22 17:55:44,111 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-10-22 17:55:44,405 WARN  L313   ript$VariableManager]: TermVariabe |v_P2_#t~ite17_31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:44,405 WARN  L313   ript$VariableManager]: TermVariabe |v_P3_#t~ite23_33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:45,125 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:45,126 WARN  L313   ript$VariableManager]: TermVariabe |v_P2_#t~ite17_31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:45,150 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:45,150 WARN  L313   ript$VariableManager]: TermVariabe |v_P3_#t~ite23_33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:45,532 WARN  L313   ript$VariableManager]: TermVariabe |v_P2_#t~ite17_31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:45,537 WARN  L313   ript$VariableManager]: TermVariabe |v_P2_#t~ite17_31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:45,543 WARN  L313   ript$VariableManager]: TermVariabe |v_P3_#t~ite23_33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:45,548 WARN  L313   ript$VariableManager]: TermVariabe |v_P3_#t~ite23_33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:45,625 WARN  L313   ript$VariableManager]: TermVariabe |v_P2_#t~ite17_31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:45,652 WARN  L313   ript$VariableManager]: TermVariabe |v_P3_#t~ite23_33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:47,456 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:47,467 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:47,473 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:47,474 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:47,491 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:47,493 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:47,504 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:47,505 WARN  L313   ript$VariableManager]: TermVariabe |v_P2_#t~ite17_31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:47,512 WARN  L313   ript$VariableManager]: TermVariabe |v_P0_#t~ite5_41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:47,513 WARN  L313   ript$VariableManager]: TermVariabe |v_P3_#t~ite23_33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:48,303 WARN  L313   ript$VariableManager]: TermVariabe |v_P1_#t~ite11_47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:48,313 WARN  L313   ript$VariableManager]: TermVariabe |v_P2_#t~ite17_31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:48,319 WARN  L313   ript$VariableManager]: TermVariabe |v_P3_#t~ite23_33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-22 17:55:48,799 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2021-10-22 17:55:48,799 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-10-22 17:55:48,799 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-10-22 17:55:48,799 INFO  L402      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] ===
[2021-10-22 17:55:48,805 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-10-22 17:55:48,805 INFO  L82        PathProgramCache]: Analyzing trace with hash 687550109, now seen corresponding path program 1 times
[2021-10-22 17:55:48,806 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-22 17:55:48,806 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805736324]
[2021-10-22 17:55:48,806 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-22 17:55:48,806 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-22 17:55:48,861 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-22 17:55:49,323 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-22 17:55:49,324 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-10-22 17:55:49,324 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805736324]
[2021-10-22 17:55:49,325 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805736324] provided 1 perfect and 0 imperfect interpolant sequences
[2021-10-22 17:55:49,325 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-22 17:55:49,325 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15
[2021-10-22 17:55:49,325 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355832306]
[2021-10-22 17:55:49,326 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 15 states
[2021-10-22 17:55:49,326 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-10-22 17:55:49,327 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants.
[2021-10-22 17:55:49,328 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210
[2021-10-22 17:55:49,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-10-22 17:55:49,328 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-10-22 17:55:49,329 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 15 states, 15 states have (on average 7.133333333333334) internal successors, (107), 15 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-10-22 17:55:49,329 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2021-10-22 17:55:49,329 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-10-22 17:55:49,329 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-10-22 17:55:50,228 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2021-10-22 17:55:50,229 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-10-22 17:55:50,229 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-10-22 17:55:50,229 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2021-10-22 17:55:50,229 INFO  L402      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] ===
[2021-10-22 17:55:50,230 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-10-22 17:55:50,230 INFO  L82        PathProgramCache]: Analyzing trace with hash -1942610591, now seen corresponding path program 2 times
[2021-10-22 17:55:50,230 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-22 17:55:50,230 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155854524]
[2021-10-22 17:55:50,230 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-22 17:55:50,230 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-22 17:55:50,415 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-22 17:55:50,617 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-22 17:55:50,617 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-10-22 17:55:50,617 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155854524]
[2021-10-22 17:55:50,617 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [155854524] provided 1 perfect and 0 imperfect interpolant sequences
[2021-10-22 17:55:50,617 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-22 17:55:50,617 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2021-10-22 17:55:50,617 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131927043]
[2021-10-22 17:55:50,618 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2021-10-22 17:55:50,618 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-10-22 17:55:50,618 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2021-10-22 17:55:50,618 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90
[2021-10-22 17:55:50,618 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-10-22 17:55:50,619 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-10-22 17:55:50,619 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 10 states, 10 states have (on average 10.7) internal successors, (107), 10 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-10-22 17:55:50,619 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2021-10-22 17:55:50,619 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-10-22 17:55:50,619 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-10-22 17:55:50,619 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-10-22 17:55:50,748 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2021-10-22 17:55:50,749 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-10-22 17:55:50,749 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-10-22 17:55:50,749 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-10-22 17:55:50,749 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2021-10-22 17:55:50,749 INFO  L402      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] ===
[2021-10-22 17:55:50,750 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-10-22 17:55:50,750 INFO  L82        PathProgramCache]: Analyzing trace with hash -1372291743, now seen corresponding path program 3 times
[2021-10-22 17:55:50,750 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-22 17:55:50,750 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714802252]
[2021-10-22 17:55:50,750 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-22 17:55:50,750 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-22 17:55:50,791 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-22 17:55:51,201 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-22 17:55:51,202 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-10-22 17:55:51,202 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714802252]
[2021-10-22 17:55:51,202 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714802252] provided 1 perfect and 0 imperfect interpolant sequences
[2021-10-22 17:55:51,202 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-22 17:55:51,202 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15
[2021-10-22 17:55:51,202 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592354539]
[2021-10-22 17:55:51,203 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 15 states
[2021-10-22 17:55:51,203 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-10-22 17:55:51,203 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants.
[2021-10-22 17:55:51,203 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210
[2021-10-22 17:55:51,203 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-10-22 17:55:51,203 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-10-22 17:55:51,204 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 15 states, 15 states have (on average 7.133333333333334) internal successors, (107), 15 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-10-22 17:55:51,204 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2021-10-22 17:55:51,204 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-10-22 17:55:51,204 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-10-22 17:55:51,204 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-10-22 17:55:51,204 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-10-22 17:55:51,706 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2021-10-22 17:55:51,707 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-10-22 17:55:51,707 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-10-22 17:55:51,707 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-10-22 17:55:51,707 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-10-22 17:55:51,707 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2021-10-22 17:55:51,707 INFO  L402      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] ===
[2021-10-22 17:55:51,708 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-10-22 17:55:51,708 INFO  L82        PathProgramCache]: Analyzing trace with hash 1746400539, now seen corresponding path program 4 times
[2021-10-22 17:55:51,708 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-22 17:55:51,708 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076069419]
[2021-10-22 17:55:51,708 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-22 17:55:51,708 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-22 17:55:51,748 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-22 17:55:51,748 INFO  L354             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-22 17:55:51,909 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-22 17:55:51,959 INFO  L133   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-10-22 17:55:51,959 INFO  L626         BasicCegarLoop]: Counterexample is feasible
[2021-10-22 17:55:51,960 INFO  L764   garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION
[2021-10-22 17:55:51,961 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION
[2021-10-22 17:55:51,961 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION
[2021-10-22 17:55:51,961 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION
[2021-10-22 17:55:51,961 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION
[2021-10-22 17:55:51,961 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2021-10-22 17:55:51,969 INFO  L308   ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (1/2)
[2021-10-22 17:55:51,971 INFO  L229   ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2021-10-22 17:55:51,971 INFO  L179   ceAbstractionStarter]: Computing trace abstraction results
[2021-10-22 17:55:52,105 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 05:55:52 BasicIcfg
[2021-10-22 17:55:52,106 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-10-22 17:55:52,107 INFO  L168              Benchmark]: Toolchain (without parser) took 11512.79 ms. Allocated memory was 201.3 MB in the beginning and 2.7 GB in the end (delta: 2.5 GB). Free memory was 146.8 MB in the beginning and 2.4 GB in the end (delta: -2.3 GB). Peak memory consumption was 611.4 MB. Max. memory is 8.0 GB.
[2021-10-22 17:55:52,107 INFO  L168              Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 201.3 MB. Free memory was 164.6 MB in the beginning and 164.6 MB in the end (delta: 57.6 kB). There was no memory consumed. Max. memory is 8.0 GB.
[2021-10-22 17:55:52,107 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 468.06 ms. Allocated memory was 201.3 MB in the beginning and 247.5 MB in the end (delta: 46.1 MB). Free memory was 146.5 MB in the beginning and 208.4 MB in the end (delta: -61.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 8.0 GB.
[2021-10-22 17:55:52,108 INFO  L168              Benchmark]: Boogie Procedure Inliner took 63.18 ms. Allocated memory is still 247.5 MB. Free memory was 208.4 MB in the beginning and 205.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB.
[2021-10-22 17:55:52,108 INFO  L168              Benchmark]: Boogie Preprocessor took 43.10 ms. Allocated memory is still 247.5 MB. Free memory was 205.8 MB in the beginning and 202.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB.
[2021-10-22 17:55:52,108 INFO  L168              Benchmark]: RCFGBuilder took 1420.00 ms. Allocated memory is still 247.5 MB. Free memory was 202.6 MB in the beginning and 89.0 MB in the end (delta: 113.6 MB). Peak memory consumption was 127.3 MB. Max. memory is 8.0 GB.
[2021-10-22 17:55:52,108 INFO  L168              Benchmark]: TraceAbstraction took 9511.14 ms. Allocated memory was 247.5 MB in the beginning and 2.7 GB in the end (delta: 2.5 GB). Free memory was 88.5 MB in the beginning and 2.4 GB in the end (delta: -2.3 GB). Peak memory consumption was 507.1 MB. Max. memory is 8.0 GB.
[2021-10-22 17:55:52,110 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.09 ms. Allocated memory is still 201.3 MB. Free memory was 164.6 MB in the beginning and 164.6 MB in the end (delta: 57.6 kB). There was no memory consumed. Max. memory is 8.0 GB.
 * CACSL2BoogieTranslator took 468.06 ms. Allocated memory was 201.3 MB in the beginning and 247.5 MB in the end (delta: 46.1 MB). Free memory was 146.5 MB in the beginning and 208.4 MB in the end (delta: -61.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 8.0 GB.
 * Boogie Procedure Inliner took 63.18 ms. Allocated memory is still 247.5 MB. Free memory was 208.4 MB in the beginning and 205.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB.
 * Boogie Preprocessor took 43.10 ms. Allocated memory is still 247.5 MB. Free memory was 205.8 MB in the beginning and 202.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB.
 * RCFGBuilder took 1420.00 ms. Allocated memory is still 247.5 MB. Free memory was 202.6 MB in the beginning and 89.0 MB in the end (delta: 113.6 MB). Peak memory consumption was 127.3 MB. Max. memory is 8.0 GB.
 * TraceAbstraction took 9511.14 ms. Allocated memory was 247.5 MB in the beginning and 2.7 GB in the end (delta: 2.5 GB). Free memory was 88.5 MB in the beginning and 2.4 GB in the end (delta: -2.3 GB). Peak memory consumption was 507.1 MB. Max. memory is 8.0 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: Independence relation benchmarks
    ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 622149, positive: 604619, positive conditional: 601887, positive unconditional: 2732, negative: 17530, negative conditional: 17472, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 614149, positive: 604619, positive conditional: 0, positive unconditional: 604619, negative: 9530, negative conditional: 0, negative unconditional: 9530, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2835, positive: 2772, positive conditional: 0, positive unconditional: 2772, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2835, positive: 2760, positive conditional: 0, positive unconditional: 2760, negative: 75, negative conditional: 0, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 75, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 556, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 544, negative conditional: 0, negative unconditional: 544, unknown: 0, unknown conditional: 0, unknown unconditional: 0]  ], Cache Queries: [ total: 614149, positive: 601847, positive conditional: 0, positive unconditional: 601847, negative: 9467, negative conditional: 0, negative unconditional: 9467, unknown: 2835, unknown conditional: 0, unknown unconditional: 2835] , Statistics on independence cache: Total cache size (in pairs): 2835, Positive cache size: 2772, Positive conditional cache size: 0, Positive unconditional cache size: 2772, Negative cache size: 63, Negative conditional cache size: 0, Negative unconditional cache size: 63, Independence queries for same thread: 8000
  - StatisticsResult: Persistent set benchmarks
    Persistent set computation time[ms]: 1835, Number of persistent set computation: 37526, Number of trivial persistent sets: 15663, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 622149, positive: 604619, positive conditional: 601887, positive unconditional: 2732, negative: 17530, negative conditional: 17472, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 614149, positive: 604619, positive conditional: 0, positive unconditional: 604619, negative: 9530, negative conditional: 0, negative unconditional: 9530, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2835, positive: 2772, positive conditional: 0, positive unconditional: 2772, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2835, positive: 2760, positive conditional: 0, positive unconditional: 2760, negative: 75, negative conditional: 0, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 75, positive: 12, positive conditional: 0, positive unconditional: 12, negative: 63, negative conditional: 0, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 556, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 544, negative conditional: 0, negative unconditional: 544, unknown: 0, unknown conditional: 0, unknown unconditional: 0]  ], Cache Queries: [ total: 614149, positive: 601847, positive conditional: 0, positive unconditional: 601847, negative: 9467, negative conditional: 0, negative unconditional: 9467, unknown: 2835, unknown conditional: 0, unknown unconditional: 2835] , Statistics on independence cache: Total cache size (in pairs): 2835, Positive cache size: 2772, Positive conditional cache size: 0, Positive unconditional cache size: 2772, Negative cache size: 63, Negative conditional cache size: 0, Negative unconditional cache size: 63, Independence queries for same thread: 8000
  - StatisticsResult: ErrorAutomatonStatistics
    NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
  - CounterExampleResult [Line: 18]: a call to reach_error is reachable
    a call to reach_error is reachable
We found a FailurePath: 
[L710]               0  int __unbuffered_cnt = 0;
        VAL             [__unbuffered_cnt=0]
[L712]               0  int __unbuffered_p1_EAX = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0]
[L714]               0  int __unbuffered_p3_EAX = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0]
[L716]               0  int __unbuffered_p3_EBX = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0]
[L718]               0  int a = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0]
[L719]               0  _Bool main$tmp_guard0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0]
[L720]               0  _Bool main$tmp_guard1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0]
[L722]               0  int x = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0]
[L723]               0  _Bool x$flush_delayed;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0]
[L724]               0  int x$mem_tmp;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0]
[L725]               0  _Bool x$r_buff0_thd0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0]
[L726]               0  _Bool x$r_buff0_thd1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0]
[L727]               0  _Bool x$r_buff0_thd2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0]
[L728]               0  _Bool x$r_buff0_thd3;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0]
[L729]               0  _Bool x$r_buff0_thd4;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0]
[L730]               0  _Bool x$r_buff1_thd0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0]
[L731]               0  _Bool x$r_buff1_thd1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0]
[L732]               0  _Bool x$r_buff1_thd2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0]
[L733]               0  _Bool x$r_buff1_thd3;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0]
[L734]               0  _Bool x$r_buff1_thd4;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0]
[L735]               0  _Bool x$read_delayed;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0]
[L736]               0  int *x$read_delayed_var;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}]
[L737]               0  int x$w_buff0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0]
[L738]               0  _Bool x$w_buff0_used;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0]
[L739]               0  int x$w_buff1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0]
[L740]               0  _Bool x$w_buff1_used;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0]
[L742]               0  int y = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0]
[L744]               0  int z = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0]
[L745]               0  _Bool weak$$choice0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0]
[L746]               0  _Bool weak$$choice2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0]
[L851]               0  pthread_t t737;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0]
[L852]  FCALL, FORK  0  pthread_create(&t737, ((void *)0), P0, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0]
[L853]               0  pthread_t t738;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0]
[L854]  FCALL, FORK  0  pthread_create(&t738, ((void *)0), P1, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0]
[L855]               0  pthread_t t739;
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0]
[L770]               2  x$w_buff1 = x$w_buff0
[L771]               2  x$w_buff0 = 2
[L772]               2  x$w_buff1_used = x$w_buff0_used
[L773]               2  x$w_buff0_used = (_Bool)1
[L18]   COND FALSE   2  !(!expression)
[L775]               2  x$r_buff1_thd0 = x$r_buff0_thd0
[L776]               2  x$r_buff1_thd1 = x$r_buff0_thd1
[L777]               2  x$r_buff1_thd2 = x$r_buff0_thd2
[L778]               2  x$r_buff1_thd3 = x$r_buff0_thd3
[L779]               2  x$r_buff1_thd4 = x$r_buff0_thd4
[L780]               2  x$r_buff0_thd2 = (_Bool)1
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0]
[L783]               2  __unbuffered_p1_EAX = y
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0]
[L856]  FCALL, FORK  0  pthread_create(&t739, ((void *)0), P2, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0]
[L800]               3  y = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0]
[L803]               3  z = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1]
[L806]  EXPR         3  x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x)
[L806]  EXPR         3  x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x
[L806]  EXPR         3  x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x)
[L806]               3  x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x)
[L807]  EXPR         3  x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used
[L807]               3  x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used
[L808]  EXPR         3  x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used
[L808]               3  x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used
[L809]  EXPR         3  x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3
[L809]               3  x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3
[L810]  EXPR         3  x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3
[L810]               3  x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3
[L813]               3  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1]
[L815]               3  return 0;
        VAL             [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1]
[L857]               0  pthread_t t740;
        VAL             [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1]
[L858]  FCALL, FORK  0  pthread_create(&t740, ((void *)0), P3, ((void *)0))
        VAL             [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1]
[L820]               4  z = 2
        VAL             [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2]
[L823]               4  __unbuffered_p3_EAX = z
        VAL             [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2]
[L826]               4  __unbuffered_p3_EBX = a
        VAL             [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2]
[L829]  EXPR         4  x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x)
[L829]  EXPR         4  x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x
[L829]  EXPR         4  x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x)
[L829]               4  x = x$w_buff0_used && x$r_buff0_thd4 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd4 ? x$w_buff1 : x)
[L830]  EXPR         4  x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$w_buff0_used
[L830]               4  x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$w_buff0_used
[L831]  EXPR         4  x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$w_buff1_used
[L831]               4  x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$w_buff1_used
[L832]  EXPR         4  x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$r_buff0_thd4
[L832]               4  x$r_buff0_thd4 = x$w_buff0_used && x$r_buff0_thd4 ? (_Bool)0 : x$r_buff0_thd4
[L833]  EXPR         4  x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$r_buff1_thd4
[L833]               4  x$r_buff1_thd4 = x$w_buff0_used && x$r_buff0_thd4 || x$w_buff1_used && x$r_buff1_thd4 ? (_Bool)0 : x$r_buff1_thd4
[L836]               4  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2]
[L838]               4  return 0;
        VAL             [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2]
[L750]               1  a = 1
        VAL             [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2]
[L753]               1  x = 1
        VAL             [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2]
[L786]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x)
[L786]               2  x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x)
[L787]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used
[L787]               2  x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used
[L788]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used
[L788]               2  x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used
[L789]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2
[L789]               2  x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2
[L790]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2
[L790]               2  x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2
[L793]               2  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2]
[L795]               2  return 0;
        VAL             [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2]
[L756]  EXPR         1  x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x)
[L756]  EXPR         1  x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x
[L756]  EXPR         1  x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x)
[L756]               1  x = x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd1 ? x$w_buff1 : x)
[L757]  EXPR         1  x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used
[L757]               1  x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used
[L758]  EXPR         1  x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used
[L758]               1  x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$w_buff1_used
[L759]  EXPR         1  x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1
[L759]               1  x$r_buff0_thd1 = x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1
[L760]  EXPR         1  x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1
[L760]               1  x$r_buff1_thd1 = x$w_buff0_used && x$r_buff0_thd1 || x$w_buff1_used && x$r_buff1_thd1 ? (_Bool)0 : x$r_buff1_thd1
[L763]               1  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [\result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2]
[L765]               1  return 0;
        VAL             [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2]
[L860]               0  main$tmp_guard0 = __unbuffered_cnt == 4
        VAL             [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2]
[L3]    COND FALSE   0  !(!cond)
        VAL             [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2]
[L864]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x)
[L864]  EXPR         0  x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x
[L864]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x)
[L864]               0  x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x)
[L865]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used
[L865]               0  x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used
[L866]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used
[L866]               0  x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used
[L867]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0
[L867]               0  x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0
[L868]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0
[L868]               0  x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0
[L871]               0  weak$$choice0 = __VERIFIER_nondet_bool()
[L872]               0  weak$$choice2 = __VERIFIER_nondet_bool()
[L873]               0  x$flush_delayed = weak$$choice2
[L874]               0  x$mem_tmp = x
[L875]  EXPR         0  !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1)
[L875]               0  x = !x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff1)
[L876]  EXPR         0  weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0))
[L876]               0  x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : x$w_buff0))
[L877]  EXPR         0  weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1))
[L877]               0  x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff1 : x$w_buff1))
[L878]  EXPR         0  weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used))
[L878]               0  x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used))
[L879]  EXPR         0  weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L879]               0  x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L880]  EXPR         0  weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0))
[L880]               0  x$r_buff0_thd0 = weak$$choice2 ? x$r_buff0_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff0_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0))
[L881]  EXPR         0  weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L881]               0  x$r_buff1_thd0 = weak$$choice2 ? x$r_buff1_thd0 : (!x$w_buff0_used || !x$r_buff0_thd0 && !x$w_buff1_used || !x$r_buff0_thd0 && !x$r_buff1_thd0 ? x$r_buff1_thd0 : (x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L882]               0  main$tmp_guard1 = !(x == 2 && z == 2 && __unbuffered_p1_EAX == 0 && __unbuffered_p3_EAX == 2 && __unbuffered_p3_EBX == 0)
[L883]  EXPR         0  x$flush_delayed ? x$mem_tmp : x
[L883]               0  x = x$flush_delayed ? x$mem_tmp : x
[L884]               0  x$flush_delayed = (_Bool)0
        VAL             [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2]
[L18]   COND TRUE    0  !expression
        VAL             [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2]
[L18]                0  reach_error()
        VAL             [\result={0:0}, \result={0:0}, \result={0:0}, __unbuffered_cnt=4, __unbuffered_p1_EAX=0, __unbuffered_p3_EAX=2, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=2, x$flush_delayed=0, x$mem_tmp=2, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff0_thd4=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$r_buff1_thd4=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=2, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=2]

  - UnprovableResult [Line: 858]: 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: 852]: 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: 856]: 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: 854]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
    Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
 Reason: Not analyzed. 
  - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances
    CFG has 9 procedures, 166 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 9232.4ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.1ms, PartialOrderReductionTime: 6811.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 58, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 31.0ms SsaConstructionTime, 591.4ms SatisfiabilityAnalysisTime, 1398.4ms InterpolantComputationTime, 644 NumberOfCodeBlocks, 644 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 532 ConstructedInterpolants, 0 QuantifiedInterpolants, 4809 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be incorrect!
[2021-10-22 17:55:52,140 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0
[2021-10-22 17:55:52,351 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...