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


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


This is Ultimate 0.2.1-8a14012e553caa636f65c1137831746b6d9875cd-8a14012
[2021-08-06 23:35:27,513 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2021-08-06 23:35:27,514 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2021-08-06 23:35:27,531 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-08-06 23:35:27,532 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-08-06 23:35:27,533 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-08-06 23:35:27,534 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-08-06 23:35:27,535 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2021-08-06 23:35:27,536 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-08-06 23:35:27,537 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-08-06 23:35:27,538 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2021-08-06 23:35:27,538 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-08-06 23:35:27,539 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-08-06 23:35:27,539 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-08-06 23:35:27,540 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-08-06 23:35:27,541 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-08-06 23:35:27,541 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-08-06 23:35:27,542 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-08-06 23:35:27,543 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-08-06 23:35:27,544 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-08-06 23:35:27,545 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-08-06 23:35:27,547 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-08-06 23:35:27,548 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-08-06 23:35:27,549 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-08-06 23:35:27,550 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2021-08-06 23:35:27,551 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-08-06 23:35:27,551 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
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[2021-08-06 23:35:27,552 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-08-06 23:35:27,552 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-08-06 23:35:27,553 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-08-06 23:35:27,554 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-08-06 23:35:27,554 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-08-06 23:35:27,555 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-08-06 23:35:27,555 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2021-08-06 23:35:27,556 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
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[2021-08-06 23:35:27,556 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2021-08-06 23:35:27,557 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-08-06 23:35:27,558 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Symm.epf
[2021-08-06 23:35:27,573 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-08-06 23:35:27,573 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-08-06 23:35:27,574 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-08-06 23:35:27,574 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-08-06 23:35:27,575 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-08-06 23:35:27,575 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2021-08-06 23:35:27,575 INFO  L138        SettingsManager]:  * Use SBE=true
[2021-08-06 23:35:27,575 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-08-06 23:35:27,576 INFO  L138        SettingsManager]:  * sizeof long=4
[2021-08-06 23:35:27,576 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2021-08-06 23:35:27,576 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2021-08-06 23:35:27,576 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-08-06 23:35:27,576 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-08-06 23:35:27,576 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-08-06 23:35:27,577 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-08-06 23:35:27,577 INFO  L138        SettingsManager]:  * sizeof long double=12
[2021-08-06 23:35:27,577 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-08-06 23:35:27,577 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-08-06 23:35:27,577 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-08-06 23:35:27,577 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-08-06 23:35:27,577 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-08-06 23:35:27,577 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2021-08-06 23:35:27,578 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-08-06 23:35:27,578 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-08-06 23:35:27,578 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-08-06 23:35:27,578 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-08-06 23:35:27,578 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-08-06 23:35:27,578 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2021-08-06 23:35:27,578 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-08-06 23:35:27,578 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2021-08-06 23:35:27,579 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2021-08-06 23:35:27,579 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-08-06 23:35:27,579 INFO  L138        SettingsManager]:  * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES
[2021-08-06 23:35:27,579 INFO  L138        SettingsManager]:  * Limit POR to symmetric independence in concurrent analysis=true
[2021-08-06 23:35:27,579 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2021-08-06 23:35:27,854 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-08-06 23:35:27,874 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-08-06 23:35:27,876 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-08-06 23:35:27,876 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-08-06 23:35:27,877 INFO  L275        PluginConnector]: CDTParser initialized
[2021-08-06 23:35:27,878 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_longest.i
[2021-08-06 23:35:27,930 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25c9777fa/a1309e97346c4fff90aed5550dbb4612/FLAG716d40b25
[2021-08-06 23:35:28,364 INFO  L306              CDTParser]: Found 1 translation units.
[2021-08-06 23:35:28,364 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i
[2021-08-06 23:35:28,393 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25c9777fa/a1309e97346c4fff90aed5550dbb4612/FLAG716d40b25
[2021-08-06 23:35:28,710 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25c9777fa/a1309e97346c4fff90aed5550dbb4612
[2021-08-06 23:35:28,716 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-08-06 23:35:28,717 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2021-08-06 23:35:28,719 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-08-06 23:35:28,719 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-08-06 23:35:28,721 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-08-06 23:35:28,722 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.08 11:35:28" (1/1) ...
[2021-08-06 23:35:28,722 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5abd3a0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 11:35:28, skipping insertion in model container
[2021-08-06 23:35:28,724 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.08 11:35:28" (1/1) ...
[2021-08-06 23:35:28,729 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-08-06 23:35:28,772 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-08-06 23:35:29,090 WARN  L224   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i[43296,43309]
[2021-08-06 23:35:29,094 WARN  L224   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i[43503,43516]
[2021-08-06 23:35:29,096 WARN  L224   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i[43783,43796]
[2021-08-06 23:35:29,098 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-08-06 23:35:29,104 INFO  L203         MainTranslator]: Completed pre-run
[2021-08-06 23:35:29,131 WARN  L224   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i[43296,43309]
[2021-08-06 23:35:29,132 WARN  L224   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i[43503,43516]
[2021-08-06 23:35:29,134 WARN  L224   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i[43783,43796]
[2021-08-06 23:35:29,136 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-08-06 23:35:29,176 INFO  L208         MainTranslator]: Completed translation
[2021-08-06 23:35:29,176 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 11:35:29 WrapperNode
[2021-08-06 23:35:29,176 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-08-06 23:35:29,177 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-08-06 23:35:29,177 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-08-06 23:35:29,177 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2021-08-06 23:35:29,181 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 11:35:29" (1/1) ...
[2021-08-06 23:35:29,196 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 11:35:29" (1/1) ...
[2021-08-06 23:35:29,224 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-08-06 23:35:29,225 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-08-06 23:35:29,225 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2021-08-06 23:35:29,225 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2021-08-06 23:35:29,235 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 11:35:29" (1/1) ...
[2021-08-06 23:35:29,235 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 11:35:29" (1/1) ...
[2021-08-06 23:35:29,246 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 11:35:29" (1/1) ...
[2021-08-06 23:35:29,247 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 11:35:29" (1/1) ...
[2021-08-06 23:35:29,255 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 11:35:29" (1/1) ...
[2021-08-06 23:35:29,271 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 11:35:29" (1/1) ...
[2021-08-06 23:35:29,273 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 11:35:29" (1/1) ...
[2021-08-06 23:35:29,275 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-08-06 23:35:29,275 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-08-06 23:35:29,276 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2021-08-06 23:35:29,276 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2021-08-06 23:35:29,276 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 11:35:29" (1/1) ...
[2021-08-06 23:35:29,280 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-08-06 23:35:29,295 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:35:29,304 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2021-08-06 23:35:29,306 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2021-08-06 23:35:29,337 INFO  L130     BoogieDeclarations]: Found specification of procedure t1
[2021-08-06 23:35:29,339 INFO  L138     BoogieDeclarations]: Found implementation of procedure t1
[2021-08-06 23:35:29,339 INFO  L130     BoogieDeclarations]: Found specification of procedure t2
[2021-08-06 23:35:29,342 INFO  L138     BoogieDeclarations]: Found implementation of procedure t2
[2021-08-06 23:35:29,342 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-08-06 23:35:29,342 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-08-06 23:35:29,343 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2021-08-06 23:35:29,343 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2021-08-06 23:35:29,343 INFO  L130     BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock
[2021-08-06 23:35:29,343 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2021-08-06 23:35:29,343 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-08-06 23:35:29,343 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-08-06 23:35:29,344 WARN  L209             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2021-08-06 23:35:29,886 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-08-06 23:35:29,887 INFO  L299             CfgBuilder]: Removed 18 assume(true) statements.
[2021-08-06 23:35:29,888 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 11:35:29 BoogieIcfgContainer
[2021-08-06 23:35:29,888 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-08-06 23:35:29,890 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-08-06 23:35:29,890 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2021-08-06 23:35:29,891 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2021-08-06 23:35:29,892 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.08 11:35:28" (1/3) ...
[2021-08-06 23:35:29,892 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73f53970 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.08 11:35:29, skipping insertion in model container
[2021-08-06 23:35:29,892 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.08 11:35:29" (2/3) ...
[2021-08-06 23:35:29,892 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73f53970 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.08 11:35:29, skipping insertion in model container
[2021-08-06 23:35:29,892 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 11:35:29" (3/3) ...
[2021-08-06 23:35:29,893 INFO  L111   eAbstractionObserver]: Analyzing ICFG queue_longest.i
[2021-08-06 23:35:29,897 WARN  L149   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2021-08-06 23:35:29,897 INFO  L204   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-08-06 23:35:29,897 INFO  L163   ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations.
[2021-08-06 23:35:29,897 INFO  L509   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-08-06 23:35:29,931 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,931 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,931 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,931 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,932 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,932 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,932 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,932 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,932 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,932 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,932 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,932 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,932 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,933 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,933 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,933 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,933 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,933 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,933 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,933 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,933 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,934 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,934 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,934 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,934 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,934 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,934 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,934 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,934 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,934 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,935 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,935 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,935 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,935 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,935 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,935 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,935 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,935 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,935 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,935 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,935 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,935 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,936 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,936 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,936 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,936 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,936 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,936 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,936 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,936 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,936 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,936 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,936 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,936 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,936 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,936 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,937 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,937 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,937 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,937 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,937 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,937 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,937 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,937 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,937 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,937 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,937 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,937 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,937 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,938 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,938 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,938 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,938 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,938 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,938 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,938 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,938 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,938 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,938 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,938 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,938 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,939 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,939 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,939 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,939 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,939 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,939 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,940 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,940 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,940 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,941 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,942 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,946 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,946 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,946 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,946 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,946 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,946 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,946 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,947 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,947 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,947 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,947 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,947 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,947 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,947 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,947 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,947 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,948 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,948 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,948 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,948 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,948 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,948 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,948 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,948 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,948 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,948 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,948 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,948 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,948 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,949 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,949 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,949 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,949 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,949 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,949 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,949 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,949 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,949 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,949 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,949 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,949 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,949 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,949 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,950 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,950 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,950 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,950 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,950 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,950 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,950 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,950 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,950 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,950 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,950 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,950 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,950 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,951 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,951 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,951 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,951 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,951 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,951 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,951 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,951 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,951 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,952 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,952 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,952 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,953 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,953 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,953 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,953 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,953 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,953 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,953 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,953 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,953 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,954 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,954 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,954 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,954 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,954 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,954 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,954 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,954 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,954 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,954 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,954 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,954 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,954 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,954 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,954 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,955 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,955 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,955 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,955 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,955 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,955 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,955 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,955 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,955 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,955 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,955 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,955 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,956 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,956 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,960 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,960 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,960 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,960 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,961 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,961 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,961 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,961 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,961 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,961 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,961 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,961 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,961 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,961 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,962 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,962 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,962 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,962 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,962 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,963 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,964 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,964 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,964 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,964 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,964 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,964 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,964 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,964 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,964 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,964 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,964 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,965 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,965 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,965 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,965 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,965 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,965 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,965 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,965 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,965 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,965 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,965 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,965 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,965 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,966 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,966 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,966 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,966 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,966 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,966 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,966 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,966 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,966 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,966 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,966 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,966 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,966 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,966 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,966 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,967 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,967 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,967 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,967 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,967 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,967 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,967 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,967 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,967 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,967 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,967 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,967 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,967 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,967 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,967 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,968 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,968 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,968 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,968 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,968 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,968 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,968 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,968 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,968 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,968 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,968 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,968 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,968 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,968 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,968 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,968 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,968 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,968 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,969 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,969 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,969 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,969 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,969 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,969 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,969 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,969 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,969 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,969 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,969 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,969 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,970 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,970 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,970 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,970 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,970 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,970 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,970 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,970 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,970 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,970 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,970 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,970 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,970 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,970 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,970 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,970 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,971 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,971 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,971 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,971 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,971 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,971 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,971 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,971 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,971 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,971 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,971 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,971 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,971 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,971 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,971 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,971 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,972 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,972 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,972 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,972 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,972 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,972 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,972 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,972 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,972 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,972 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,972 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,972 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,972 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,972 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,973 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,973 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,973 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,973 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,973 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,973 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,973 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,973 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,973 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,973 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,973 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,973 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,973 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,973 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,973 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,974 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,974 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,974 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,974 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,974 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,974 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,974 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,974 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,974 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,974 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,974 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,974 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,974 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,974 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,974 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,974 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,975 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,975 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,975 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,975 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,975 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,975 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,975 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,975 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,975 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,976 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,976 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,976 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,976 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,976 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,976 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,976 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,976 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,976 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,976 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,976 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,976 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,977 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,977 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,977 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,977 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,977 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,977 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,977 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,977 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,977 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,977 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,977 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,977 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,977 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,978 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,978 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,978 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,978 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,981 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,981 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,981 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,981 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,981 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,981 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,981 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,981 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,981 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,981 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,981 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,981 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,981 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,982 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,982 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,982 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,982 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,982 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,982 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,982 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,982 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,982 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,982 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,982 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,982 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,982 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,982 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,982 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,982 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,983 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,983 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,983 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,983 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,983 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,983 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,983 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,983 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,983 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,983 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,984 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,984 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,984 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,984 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,984 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,984 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,984 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,984 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,984 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,984 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,984 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,984 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,984 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,984 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,984 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,984 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,985 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,985 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,985 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,985 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,985 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,985 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,985 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,985 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,985 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,985 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,985 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,985 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,985 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,985 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,985 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,985 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,986 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,986 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,986 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,986 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,986 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,986 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,986 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,986 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,986 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,986 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,986 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,986 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,986 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,986 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,986 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,986 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,987 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,987 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,987 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,987 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,987 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,987 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,987 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,987 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,987 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,987 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,987 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,987 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,987 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,987 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,987 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,987 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,988 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,988 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,988 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,988 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,988 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,988 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,988 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,988 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,988 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,988 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,988 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,988 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,988 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,988 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,989 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,989 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,989 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,989 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,989 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,989 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,989 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,989 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,989 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,989 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,989 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,989 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,989 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,989 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,989 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,990 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,990 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,990 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,990 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,990 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,990 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,990 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,990 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,990 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,990 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,990 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,990 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,991 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,991 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,991 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,991 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,991 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,991 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,991 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,995 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,995 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,995 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,995 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,995 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,995 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,995 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,995 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,996 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,996 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,996 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,996 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,996 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,996 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,996 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,996 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,996 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,996 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,996 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,996 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,997 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,997 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,997 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,997 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,997 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,997 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,997 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,997 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,997 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,997 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,997 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,997 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,997 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,998 WARN  L313   ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:29,998 WARN  L313   ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,002 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,002 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,002 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,003 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,003 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,003 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,003 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,003 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,003 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,003 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,003 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,003 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,004 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,004 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,004 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,004 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,004 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,004 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,004 WARN  L313   ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,004 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,004 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,005 WARN  L313   ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-06 23:35:30,018 INFO  L148    ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions.
[2021-08-06 23:35:30,077 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2021-08-06 23:35:30,077 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:35:30,078 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2021-08-06 23:35:30,091 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2021-08-06 23:35:30,111 INFO  L338      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t1Thread1of1ForFork0 ========
[2021-08-06 23:35:30,116 INFO  L339      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR
[2021-08-06 23:35:30,116 INFO  L340      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2021-08-06 23:35:30,166 INFO  L402      AbstractCegarLoop]: === Iteration 1 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:30,170 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:30,171 INFO  L82        PathProgramCache]: Analyzing trace with hash -2113728019, now seen corresponding path program 1 times
[2021-08-06 23:35:30,177 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:30,177 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912923975]
[2021-08-06 23:35:30,177 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:30,178 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:30,312 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:30,399 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:30,400 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:30,400 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912923975]
[2021-08-06 23:35:30,400 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912923975] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 23:35:30,400 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 23:35:30,401 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-08-06 23:35:30,402 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983944441]
[2021-08-06 23:35:30,405 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2021-08-06 23:35:30,405 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:30,413 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2021-08-06 23:35:30,414 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2021-08-06 23:35:30,415 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:30,416 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:30,417 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 43.0) internal successors, (86), 2 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:30,417 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:30,426 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:30,426 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-08-06 23:35:30,427 INFO  L402      AbstractCegarLoop]: === Iteration 2 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:30,427 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:30,427 INFO  L82        PathProgramCache]: Analyzing trace with hash -519793342, now seen corresponding path program 1 times
[2021-08-06 23:35:30,428 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:30,428 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080999796]
[2021-08-06 23:35:30,428 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:30,428 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:30,466 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:30,550 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:30,550 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:30,550 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080999796]
[2021-08-06 23:35:30,551 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080999796] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 23:35:30,551 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 23:35:30,551 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2021-08-06 23:35:30,551 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158862928]
[2021-08-06 23:35:30,553 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2021-08-06 23:35:30,553 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:30,555 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2021-08-06 23:35:30,555 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2021-08-06 23:35:30,556 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:30,556 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:30,556 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:30,556 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:30,556 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:30,596 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:30,597 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:30,597 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-08-06 23:35:30,597 INFO  L402      AbstractCegarLoop]: === Iteration 3 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:30,597 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:30,597 INFO  L82        PathProgramCache]: Analyzing trace with hash 665135446, now seen corresponding path program 1 times
[2021-08-06 23:35:30,598 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:30,598 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143408736]
[2021-08-06 23:35:30,598 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:30,598 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:30,626 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:31,124 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:31,124 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:31,124 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143408736]
[2021-08-06 23:35:31,125 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143408736] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 23:35:31,125 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 23:35:31,125 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16
[2021-08-06 23:35:31,125 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934768869]
[2021-08-06 23:35:31,125 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 16 states
[2021-08-06 23:35:31,125 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:31,126 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants.
[2021-08-06 23:35:31,126 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240
[2021-08-06 23:35:31,126 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:31,126 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:31,126 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 16 states, 16 states have (on average 6.25) internal successors, (100), 16 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:31,126 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:31,126 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:31,126 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:31,741 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:31,741 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:31,742 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. 
[2021-08-06 23:35:31,742 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2021-08-06 23:35:31,742 INFO  L402      AbstractCegarLoop]: === Iteration 4 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:31,742 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:31,742 INFO  L82        PathProgramCache]: Analyzing trace with hash -193737476, now seen corresponding path program 1 times
[2021-08-06 23:35:31,742 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:31,743 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926401292]
[2021-08-06 23:35:31,743 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:31,743 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:31,782 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:32,605 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:32,606 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:32,606 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926401292]
[2021-08-06 23:35:32,606 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [926401292] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 23:35:32,606 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 23:35:32,606 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27
[2021-08-06 23:35:32,606 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565005885]
[2021-08-06 23:35:32,606 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 27 states
[2021-08-06 23:35:32,606 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:32,607 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants.
[2021-08-06 23:35:32,608 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702
[2021-08-06 23:35:32,608 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:32,608 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:32,608 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 27 states, 27 states have (on average 3.8518518518518516) internal successors, (104), 27 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:32,608 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:32,608 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:32,608 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. 
[2021-08-06 23:35:32,608 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:34,170 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:34,171 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:34,171 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. 
[2021-08-06 23:35:34,171 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:35:34,171 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2021-08-06 23:35:34,171 INFO  L402      AbstractCegarLoop]: === Iteration 5 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:34,171 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:34,171 INFO  L82        PathProgramCache]: Analyzing trace with hash 1677477392, now seen corresponding path program 1 times
[2021-08-06 23:35:34,172 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:34,172 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622603419]
[2021-08-06 23:35:34,172 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:34,172 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:34,183 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:34,204 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:34,204 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:34,204 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622603419]
[2021-08-06 23:35:34,205 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622603419] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 23:35:34,205 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 23:35:34,205 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2021-08-06 23:35:34,205 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835825957]
[2021-08-06 23:35:34,205 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2021-08-06 23:35:34,205 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:34,205 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2021-08-06 23:35:34,205 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2021-08-06 23:35:34,206 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:34,215 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:34,216 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:34,216 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:34,216 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:34,216 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. 
[2021-08-06 23:35:34,216 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:35:34,216 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:34,617 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:34,617 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:34,617 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. 
[2021-08-06 23:35:34,617 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. 
[2021-08-06 23:35:34,617 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:34,618 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2021-08-06 23:35:34,618 INFO  L402      AbstractCegarLoop]: === Iteration 6 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:34,618 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:34,618 INFO  L82        PathProgramCache]: Analyzing trace with hash 939768116, now seen corresponding path program 1 times
[2021-08-06 23:35:34,618 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:34,618 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555697528]
[2021-08-06 23:35:34,618 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:34,618 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:34,673 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:35,610 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:35,610 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:35,610 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555697528]
[2021-08-06 23:35:35,610 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555697528] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 23:35:35,610 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 23:35:35,610 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29
[2021-08-06 23:35:35,611 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487253774]
[2021-08-06 23:35:35,611 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 29 states
[2021-08-06 23:35:35,611 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:35,612 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants.
[2021-08-06 23:35:35,612 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=733, Unknown=0, NotChecked=0, Total=812
[2021-08-06 23:35:35,613 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:35,613 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:35,613 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 29 states, 29 states have (on average 3.7586206896551726) internal successors, (109), 29 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:35,613 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:35,613 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:35,613 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. 
[2021-08-06 23:35:35,613 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. 
[2021-08-06 23:35:35,613 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:35,613 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:37,979 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:37,980 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:37,980 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. 
[2021-08-06 23:35:37,980 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. 
[2021-08-06 23:35:37,980 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:37,980 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. 
[2021-08-06 23:35:37,980 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2021-08-06 23:35:37,980 INFO  L402      AbstractCegarLoop]: === Iteration 7 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:37,981 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:37,981 INFO  L82        PathProgramCache]: Analyzing trace with hash -110703974, now seen corresponding path program 1 times
[2021-08-06 23:35:37,981 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:37,981 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090916176]
[2021-08-06 23:35:37,981 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:37,982 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:38,001 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:38,042 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:38,042 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:38,042 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090916176]
[2021-08-06 23:35:38,042 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090916176] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 23:35:38,042 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 23:35:38,042 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2021-08-06 23:35:38,043 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526039605]
[2021-08-06 23:35:38,043 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-08-06 23:35:38,043 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:38,043 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-08-06 23:35:38,043 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-08-06 23:35:38,043 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:38,043 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:38,044 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:38,044 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:38,044 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:38,044 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. 
[2021-08-06 23:35:38,044 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. 
[2021-08-06 23:35:38,044 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:38,044 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. 
[2021-08-06 23:35:38,044 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:38,557 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:38,557 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:38,557 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2021-08-06 23:35:38,557 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. 
[2021-08-06 23:35:38,557 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:38,557 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. 
[2021-08-06 23:35:38,557 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:38,557 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2021-08-06 23:35:38,557 INFO  L402      AbstractCegarLoop]: === Iteration 8 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:38,558 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:38,558 INFO  L82        PathProgramCache]: Analyzing trace with hash -1715695780, now seen corresponding path program 1 times
[2021-08-06 23:35:38,558 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:38,558 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838594009]
[2021-08-06 23:35:38,558 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:38,558 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:38,576 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:38,600 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:38,600 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:38,600 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838594009]
[2021-08-06 23:35:38,600 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838594009] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 23:35:38,600 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 23:35:38,600 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2021-08-06 23:35:38,600 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774847967]
[2021-08-06 23:35:38,601 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-08-06 23:35:38,601 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:38,601 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-08-06 23:35:38,601 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-08-06 23:35:38,601 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:38,601 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:38,601 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:38,601 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:38,602 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:38,602 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. 
[2021-08-06 23:35:38,602 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. 
[2021-08-06 23:35:38,602 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:38,602 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. 
[2021-08-06 23:35:38,602 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:38,602 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:38,756 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:38,756 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:38,756 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2021-08-06 23:35:38,757 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. 
[2021-08-06 23:35:38,757 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:38,757 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. 
[2021-08-06 23:35:38,757 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:38,757 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:38,759 INFO  L764   garLoopResultBuilder]: Registering result SAFE for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION
[2021-08-06 23:35:38,759 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2021-08-06 23:35:38,764 INFO  L308   ceAbstractionStarter]: Result for error location t1Thread1of1ForFork0 was SAFE (1/3)
[2021-08-06 23:35:38,766 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2021-08-06 23:35:38,766 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:35:38,781 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2021-08-06 23:35:38,806 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process
[2021-08-06 23:35:38,807 INFO  L338      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2021-08-06 23:35:38,808 INFO  L339      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR
[2021-08-06 23:35:38,808 INFO  L340      AbstractCegarLoop]: Starting to check reachability of 3 error locations.
[2021-08-06 23:35:38,812 INFO  L402      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] ===
[2021-08-06 23:35:38,812 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:38,812 INFO  L82        PathProgramCache]: Analyzing trace with hash -1070464100, now seen corresponding path program 1 times
[2021-08-06 23:35:38,812 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:38,812 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845114952]
[2021-08-06 23:35:38,812 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:38,812 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:38,820 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:38,829 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:38,830 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:38,830 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845114952]
[2021-08-06 23:35:38,830 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845114952] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 23:35:38,830 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 23:35:38,830 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-08-06 23:35:38,830 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511546293]
[2021-08-06 23:35:38,830 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2021-08-06 23:35:38,830 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:38,831 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2021-08-06 23:35:38,831 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2021-08-06 23:35:38,831 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:38,831 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:38,831 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:38,831 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:38,912 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:38,913 INFO  L764   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION
[2021-08-06 23:35:38,913 INFO  L764   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION
[2021-08-06 23:35:38,913 INFO  L764   garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION
[2021-08-06 23:35:38,913 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2021-08-06 23:35:38,914 INFO  L308   ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE (2/3)
[2021-08-06 23:35:38,915 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2021-08-06 23:35:38,915 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:35:38,916 INFO  L229       MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2021-08-06 23:35:38,916 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process
[2021-08-06 23:35:38,918 INFO  L338      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2Thread1of1ForFork1 ========
[2021-08-06 23:35:38,918 INFO  L339      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR
[2021-08-06 23:35:38,918 INFO  L340      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2021-08-06 23:35:38,925 INFO  L402      AbstractCegarLoop]: === Iteration 1 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:38,925 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:38,925 INFO  L82        PathProgramCache]: Analyzing trace with hash 978591452, now seen corresponding path program 1 times
[2021-08-06 23:35:38,925 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:38,925 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952371133]
[2021-08-06 23:35:38,925 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:38,925 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:38,932 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:38,943 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:38,943 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:38,943 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952371133]
[2021-08-06 23:35:38,944 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952371133] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 23:35:38,944 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 23:35:38,944 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-08-06 23:35:38,944 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273012493]
[2021-08-06 23:35:38,944 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2021-08-06 23:35:38,944 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:38,945 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2021-08-06 23:35:38,945 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2021-08-06 23:35:38,945 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:38,945 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:38,945 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 2 states, 2 states have (on average 63.0) internal successors, (126), 2 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:38,945 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:38,947 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:38,947 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2021-08-06 23:35:38,947 INFO  L402      AbstractCegarLoop]: === Iteration 2 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:38,947 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:38,948 INFO  L82        PathProgramCache]: Analyzing trace with hash 1803872561, now seen corresponding path program 1 times
[2021-08-06 23:35:38,948 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:38,948 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271431255]
[2021-08-06 23:35:38,948 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:38,948 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:38,957 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:38,978 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:38,978 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:38,978 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271431255]
[2021-08-06 23:35:38,979 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271431255] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 23:35:38,979 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 23:35:38,979 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2021-08-06 23:35:38,979 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736533617]
[2021-08-06 23:35:38,979 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2021-08-06 23:35:38,979 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:38,979 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2021-08-06 23:35:38,979 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2021-08-06 23:35:38,980 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:38,980 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:38,980 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:38,980 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:38,980 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:38,992 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:38,992 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:38,992 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2021-08-06 23:35:38,992 INFO  L402      AbstractCegarLoop]: === Iteration 3 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:38,993 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:38,993 INFO  L82        PathProgramCache]: Analyzing trace with hash -380967779, now seen corresponding path program 1 times
[2021-08-06 23:35:38,993 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:38,993 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236225037]
[2021-08-06 23:35:38,993 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:38,993 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:39,005 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:39,027 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:39,028 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:39,028 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236225037]
[2021-08-06 23:35:39,028 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236225037] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 23:35:39,028 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 23:35:39,028 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2021-08-06 23:35:39,028 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389918446]
[2021-08-06 23:35:39,028 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-08-06 23:35:39,028 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:39,028 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-08-06 23:35:39,029 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-08-06 23:35:39,029 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:39,029 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:39,029 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:39,029 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:39,029 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:39,029 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:39,042 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:39,042 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:39,042 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:39,042 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11
[2021-08-06 23:35:39,042 INFO  L402      AbstractCegarLoop]: === Iteration 4 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:39,042 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:39,043 INFO  L82        PathProgramCache]: Analyzing trace with hash -122065029, now seen corresponding path program 1 times
[2021-08-06 23:35:39,043 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:39,043 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179772908]
[2021-08-06 23:35:39,043 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:39,043 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:39,053 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:39,076 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:39,077 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:39,077 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179772908]
[2021-08-06 23:35:39,077 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179772908] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 23:35:39,077 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 23:35:39,077 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2021-08-06 23:35:39,077 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92731061]
[2021-08-06 23:35:39,077 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2021-08-06 23:35:39,077 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:39,078 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2021-08-06 23:35:39,078 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2021-08-06 23:35:39,078 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:39,078 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:39,078 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 36.0) internal successors, (144), 4 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:39,078 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:39,078 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:39,078 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:39,078 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:39,101 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:39,101 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:39,101 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:39,101 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:39,101 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12
[2021-08-06 23:35:39,101 INFO  L402      AbstractCegarLoop]: === Iteration 5 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:39,102 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:39,102 INFO  L82        PathProgramCache]: Analyzing trace with hash -763121405, now seen corresponding path program 1 times
[2021-08-06 23:35:39,102 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:39,102 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916666590]
[2021-08-06 23:35:39,102 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:39,102 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:39,111 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:39,127 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:39,127 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:39,127 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916666590]
[2021-08-06 23:35:39,127 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916666590] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 23:35:39,127 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 23:35:39,127 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2021-08-06 23:35:39,127 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615637382]
[2021-08-06 23:35:39,128 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-08-06 23:35:39,128 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:39,128 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-08-06 23:35:39,128 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-08-06 23:35:39,128 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:39,128 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:39,128 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:39,128 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:39,128 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:39,128 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:39,129 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:39,129 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:39,150 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:39,150 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:39,150 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:39,150 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:39,150 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:39,150 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13
[2021-08-06 23:35:39,151 INFO  L402      AbstractCegarLoop]: === Iteration 6 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:39,151 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:39,151 INFO  L82        PathProgramCache]: Analyzing trace with hash 1539798200, now seen corresponding path program 1 times
[2021-08-06 23:35:39,151 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:39,151 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892998679]
[2021-08-06 23:35:39,151 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:39,151 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:39,162 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:39,194 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:39,195 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:39,195 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892998679]
[2021-08-06 23:35:39,195 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892998679] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:35:39,195 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [756385488]
[2021-08-06 23:35:39,195 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:39,195 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:35:39,195 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:35:39,202 INFO  L229       MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:35:39,240 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2021-08-06 23:35:39,333 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:39,336 INFO  L263         TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 4 conjunts are in the unsatisfiable core
[2021-08-06 23:35:39,342 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:35:40,153 INFO  L134       CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:40,153 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [756385488] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:35:40,153 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-08-06 23:35:40,153 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7
[2021-08-06 23:35:40,155 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427981728]
[2021-08-06 23:35:40,156 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2021-08-06 23:35:40,156 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:40,157 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-08-06 23:35:40,157 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42
[2021-08-06 23:35:40,157 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:40,157 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:40,157 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 30.428571428571427) internal successors, (213), 7 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:40,157 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:40,157 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:40,157 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:40,157 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:40,157 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:40,157 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:40,193 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:40,194 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:40,194 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:40,194 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:40,194 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:40,194 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:35:40,221 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0
[2021-08-06 23:35:40,412 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14
[2021-08-06 23:35:40,412 INFO  L402      AbstractCegarLoop]: === Iteration 7 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:40,413 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:40,413 INFO  L82        PathProgramCache]: Analyzing trace with hash 1279765731, now seen corresponding path program 2 times
[2021-08-06 23:35:40,413 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:40,413 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941492887]
[2021-08-06 23:35:40,413 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:40,413 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:40,442 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:40,501 INFO  L134       CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:40,501 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:40,501 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941492887]
[2021-08-06 23:35:40,501 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941492887] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:35:40,501 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1000186229]
[2021-08-06 23:35:40,501 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2021-08-06 23:35:40,502 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:35:40,502 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:35:40,502 INFO  L229       MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:35:40,504 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2021-08-06 23:35:40,717 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s)
[2021-08-06 23:35:40,717 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-08-06 23:35:40,719 INFO  L263         TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 39 conjunts are in the unsatisfiable core
[2021-08-06 23:35:40,723 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:35:40,812 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5
[2021-08-06 23:35:40,851 INFO  L354             Elim1Store]: treesize reduction 18, result has 35.7 percent of original size
[2021-08-06 23:35:40,851 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21
[2021-08-06 23:35:40,889 INFO  L354             Elim1Store]: treesize reduction 8, result has 52.9 percent of original size
[2021-08-06 23:35:40,889 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18
[2021-08-06 23:35:41,021 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9
[2021-08-06 23:35:41,070 INFO  L354             Elim1Store]: treesize reduction 27, result has 25.0 percent of original size
[2021-08-06 23:35:41,070 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22
[2021-08-06 23:35:41,461 INFO  L354             Elim1Store]: treesize reduction 72, result has 20.9 percent of original size
[2021-08-06 23:35:41,461 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 40
[2021-08-06 23:35:41,610 INFO  L354             Elim1Store]: treesize reduction 72, result has 20.9 percent of original size
[2021-08-06 23:35:41,610 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 36
[2021-08-06 23:35:41,812 INFO  L354             Elim1Store]: treesize reduction 72, result has 20.9 percent of original size
[2021-08-06 23:35:41,813 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 39
[2021-08-06 23:35:41,862 INFO  L354             Elim1Store]: treesize reduction 41, result has 18.0 percent of original size
[2021-08-06 23:35:41,862 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27
[2021-08-06 23:35:41,895 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7
[2021-08-06 23:35:42,269 INFO  L134       CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked.
[2021-08-06 23:35:42,269 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1000186229] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 23:35:42,269 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences.
[2021-08-06 23:35:42,269 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [7] total 22
[2021-08-06 23:35:42,269 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51851198]
[2021-08-06 23:35:42,270 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 17 states
[2021-08-06 23:35:42,270 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:42,270 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants.
[2021-08-06 23:35:42,270 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=401, Unknown=0, NotChecked=0, Total=462
[2021-08-06 23:35:42,270 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:42,270 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:42,271 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 17 states, 17 states have (on average 10.470588235294118) internal successors, (178), 17 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:42,271 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:42,272 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:42,272 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:42,272 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:42,272 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:42,272 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:35:42,272 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:42,970 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:42,970 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:42,970 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:42,970 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:42,970 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:42,970 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:35:42,971 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:35:42,995 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0
[2021-08-06 23:35:43,192 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15
[2021-08-06 23:35:43,193 INFO  L402      AbstractCegarLoop]: === Iteration 8 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:43,193 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:43,193 INFO  L82        PathProgramCache]: Analyzing trace with hash -479734391, now seen corresponding path program 1 times
[2021-08-06 23:35:43,193 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:43,193 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574787389]
[2021-08-06 23:35:43,193 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:43,193 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:43,223 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:43,290 INFO  L134       CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:43,290 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:43,290 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574787389]
[2021-08-06 23:35:43,290 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574787389] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:35:43,291 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [213349960]
[2021-08-06 23:35:43,291 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:43,291 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:35:43,291 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:35:43,297 INFO  L229       MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:35:43,298 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2021-08-06 23:35:43,600 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:43,602 INFO  L263         TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 6 conjunts are in the unsatisfiable core
[2021-08-06 23:35:43,604 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:35:44,457 INFO  L134       CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:44,457 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [213349960] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:35:44,458 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-08-06 23:35:44,458 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9
[2021-08-06 23:35:44,458 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349067793]
[2021-08-06 23:35:44,458 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2021-08-06 23:35:44,458 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:44,459 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2021-08-06 23:35:44,459 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72
[2021-08-06 23:35:44,459 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:44,459 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:44,459 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 9 states, 9 states have (on average 28.0) internal successors, (252), 9 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:44,459 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:44,459 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:44,459 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:44,459 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:44,459 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:44,460 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:35:44,460 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:35:44,460 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:44,531 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:44,531 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:44,531 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:44,531 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:44,531 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:44,531 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:35:44,531 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:35:44,532 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:35:44,556 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0
[2021-08-06 23:35:44,757 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16
[2021-08-06 23:35:44,757 INFO  L402      AbstractCegarLoop]: === Iteration 9 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:44,757 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:44,757 INFO  L82        PathProgramCache]: Analyzing trace with hash 1030247026, now seen corresponding path program 2 times
[2021-08-06 23:35:44,757 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:44,757 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336682858]
[2021-08-06 23:35:44,757 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:44,758 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:44,774 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:44,841 INFO  L134       CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:44,841 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:44,841 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336682858]
[2021-08-06 23:35:44,841 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336682858] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:35:44,841 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1869085154]
[2021-08-06 23:35:44,841 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2021-08-06 23:35:44,841 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:35:44,841 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:35:44,842 INFO  L229       MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:35:44,843 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process
[2021-08-06 23:35:45,270 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2021-08-06 23:35:45,270 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-08-06 23:35:45,272 INFO  L263         TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 8 conjunts are in the unsatisfiable core
[2021-08-06 23:35:45,275 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:35:46,308 INFO  L134       CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:46,308 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1869085154] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:35:46,308 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-08-06 23:35:46,308 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 11
[2021-08-06 23:35:46,309 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523684709]
[2021-08-06 23:35:46,310 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 11 states
[2021-08-06 23:35:46,310 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:46,310 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2021-08-06 23:35:46,310 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110
[2021-08-06 23:35:46,310 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:46,310 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:46,310 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 11 states, 11 states have (on average 26.09090909090909) internal successors, (287), 11 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:46,310 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:46,310 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:46,311 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:46,311 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:46,311 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:46,311 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:35:46,311 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:35:46,311 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:35:46,311 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:46,400 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:46,401 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:46,401 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:46,401 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:46,401 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:46,401 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:35:46,401 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:35:46,401 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:35:46,401 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:35:46,428 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0
[2021-08-06 23:35:46,608 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:35:46,609 INFO  L402      AbstractCegarLoop]: === Iteration 10 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:46,609 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:46,609 INFO  L82        PathProgramCache]: Analyzing trace with hash 272671977, now seen corresponding path program 3 times
[2021-08-06 23:35:46,609 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:46,609 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283499213]
[2021-08-06 23:35:46,609 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:46,609 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:46,630 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:46,744 INFO  L134       CoverageAnalysis]: Checked inductivity of 214 backedges. 0 proven. 214 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:46,745 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:46,745 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283499213]
[2021-08-06 23:35:46,745 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283499213] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:35:46,745 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [988354775]
[2021-08-06 23:35:46,745 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2021-08-06 23:35:46,745 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:35:46,745 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:35:46,757 INFO  L229       MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:35:46,786 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process
[2021-08-06 23:35:47,348 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s)
[2021-08-06 23:35:47,348 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-08-06 23:35:47,351 INFO  L263         TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 50 conjunts are in the unsatisfiable core
[2021-08-06 23:35:47,354 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:35:47,407 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5
[2021-08-06 23:35:47,434 INFO  L354             Elim1Store]: treesize reduction 4, result has 50.0 percent of original size
[2021-08-06 23:35:47,434 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11
[2021-08-06 23:35:48,453 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9
[2021-08-06 23:35:48,517 INFO  L354             Elim1Store]: treesize reduction 41, result has 18.0 percent of original size
[2021-08-06 23:35:48,517 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 29
[2021-08-06 23:35:48,682 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:35:48,688 INFO  L354             Elim1Store]: treesize reduction 23, result has 28.1 percent of original size
[2021-08-06 23:35:48,689 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 27
[2021-08-06 23:35:48,729 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:35:48,730 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24
[2021-08-06 23:35:48,773 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7
[2021-08-06 23:35:48,923 INFO  L134       CoverageAnalysis]: Checked inductivity of 214 backedges. 85 proven. 78 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked.
[2021-08-06 23:35:48,923 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [988354775] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:35:48,923 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-08-06 23:35:48,923 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 14] total 23
[2021-08-06 23:35:48,924 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995953236]
[2021-08-06 23:35:48,924 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 23 states
[2021-08-06 23:35:48,924 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:48,924 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants.
[2021-08-06 23:35:48,925 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=436, Unknown=0, NotChecked=0, Total=506
[2021-08-06 23:35:48,925 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:48,925 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:48,925 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 23 states, 23 states have (on average 20.869565217391305) internal successors, (480), 23 states have internal predecessors, (480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:48,925 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:48,925 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:48,925 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:48,925 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:48,925 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:48,925 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:35:48,925 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:35:48,925 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:35:48,925 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:35:48,925 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:49,851 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:49,852 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:49,852 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:49,852 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:49,852 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:49,852 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:35:49,852 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:35:49,852 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:35:49,852 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:35:49,852 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. 
[2021-08-06 23:35:49,871 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0
[2021-08-06 23:35:50,053 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:35:50,053 INFO  L402      AbstractCegarLoop]: === Iteration 11 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:50,054 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:50,054 INFO  L82        PathProgramCache]: Analyzing trace with hash -1368694244, now seen corresponding path program 1 times
[2021-08-06 23:35:50,054 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:50,054 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022317057]
[2021-08-06 23:35:50,054 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:50,054 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:50,090 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:50,195 INFO  L134       CoverageAnalysis]: Checked inductivity of 347 backedges. 0 proven. 347 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:50,195 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:50,195 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022317057]
[2021-08-06 23:35:50,195 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022317057] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:35:50,196 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1529637282]
[2021-08-06 23:35:50,196 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:50,196 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:35:50,196 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:35:50,209 INFO  L229       MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:35:50,210 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process
[2021-08-06 23:35:50,712 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:50,714 INFO  L263         TraceCheckSpWp]: Trace formula consists of 648 conjuncts, 12 conjunts are in the unsatisfiable core
[2021-08-06 23:35:50,717 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:35:51,969 INFO  L134       CoverageAnalysis]: Checked inductivity of 347 backedges. 0 proven. 347 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:51,969 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1529637282] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:35:51,969 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-08-06 23:35:51,970 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 15
[2021-08-06 23:35:51,970 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686908656]
[2021-08-06 23:35:51,970 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 15 states
[2021-08-06 23:35:51,970 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:51,971 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants.
[2021-08-06 23:35:51,971 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210
[2021-08-06 23:35:51,971 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:51,971 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:51,971 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 15 states, 15 states have (on average 24.333333333333332) internal successors, (365), 15 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:51,971 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:51,971 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:51,971 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:51,971 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:51,971 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:51,971 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:35:51,971 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:35:51,971 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:35:51,971 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:35:51,971 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. 
[2021-08-06 23:35:51,971 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:52,211 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:52,211 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:52,212 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:52,212 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:52,212 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:52,212 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:35:52,212 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:35:52,212 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:35:52,212 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:35:52,212 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. 
[2021-08-06 23:35:52,212 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:35:52,236 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0
[2021-08-06 23:35:52,417 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:35:52,418 INFO  L402      AbstractCegarLoop]: === Iteration 12 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:52,418 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:52,418 INFO  L82        PathProgramCache]: Analyzing trace with hash -242581126, now seen corresponding path program 2 times
[2021-08-06 23:35:52,418 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:52,418 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565263673]
[2021-08-06 23:35:52,418 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:52,418 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:52,437 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:52,578 INFO  L134       CoverageAnalysis]: Checked inductivity of 525 backedges. 0 proven. 525 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:52,579 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:52,579 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565263673]
[2021-08-06 23:35:52,579 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565263673] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:35:52,579 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1414967026]
[2021-08-06 23:35:52,579 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2021-08-06 23:35:52,579 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:35:52,579 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:35:52,593 INFO  L229       MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:35:52,593 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process
[2021-08-06 23:35:53,242 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2021-08-06 23:35:53,242 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-08-06 23:35:53,245 INFO  L263         TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 14 conjunts are in the unsatisfiable core
[2021-08-06 23:35:53,248 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:35:54,610 INFO  L134       CoverageAnalysis]: Checked inductivity of 525 backedges. 0 proven. 525 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:54,610 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1414967026] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:35:54,610 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-08-06 23:35:54,611 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 17
[2021-08-06 23:35:54,611 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328545430]
[2021-08-06 23:35:54,611 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 17 states
[2021-08-06 23:35:54,611 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:54,612 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants.
[2021-08-06 23:35:54,612 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272
[2021-08-06 23:35:54,612 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:54,612 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:54,612 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 17 states, 17 states have (on average 23.764705882352942) internal successors, (404), 17 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:54,612 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:54,612 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:54,612 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:54,612 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:54,612 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:54,612 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:35:54,612 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:35:54,612 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:35:54,612 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:35:54,612 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. 
[2021-08-06 23:35:54,612 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:35:54,613 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:54,768 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:54,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:54,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:54,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:54,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:54,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:35:54,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:35:54,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:35:54,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:35:54,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. 
[2021-08-06 23:35:54,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:35:54,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:35:54,791 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0
[2021-08-06 23:35:54,970 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20
[2021-08-06 23:35:54,970 INFO  L402      AbstractCegarLoop]: === Iteration 13 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:54,970 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:54,971 INFO  L82        PathProgramCache]: Analyzing trace with hash -1775118111, now seen corresponding path program 3 times
[2021-08-06 23:35:54,971 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:54,971 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589218501]
[2021-08-06 23:35:54,971 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:54,971 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:54,997 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:55,147 INFO  L134       CoverageAnalysis]: Checked inductivity of 730 backedges. 0 proven. 730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:55,147 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:55,147 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589218501]
[2021-08-06 23:35:55,147 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [589218501] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:35:55,147 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1744535124]
[2021-08-06 23:35:55,147 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2021-08-06 23:35:55,147 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:35:55,147 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:35:55,169 INFO  L229       MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:35:55,170 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process
[2021-08-06 23:35:56,026 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s)
[2021-08-06 23:35:56,027 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-08-06 23:35:56,029 INFO  L263         TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 3 conjunts are in the unsatisfiable core
[2021-08-06 23:35:56,042 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:35:57,369 INFO  L134       CoverageAnalysis]: Checked inductivity of 730 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 494 trivial. 0 not checked.
[2021-08-06 23:35:57,369 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1744535124] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 23:35:57,369 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences.
[2021-08-06 23:35:57,369 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [17] total 18
[2021-08-06 23:35:57,369 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460001961]
[2021-08-06 23:35:57,370 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-08-06 23:35:57,370 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:57,370 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-08-06 23:35:57,370 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306
[2021-08-06 23:35:57,370 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:57,371 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:57,371 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 76.66666666666667) internal successors, (230), 3 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:57,371 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:57,371 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:57,371 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:57,371 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:57,371 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:57,371 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:35:57,371 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:35:57,371 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:35:57,371 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:35:57,371 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. 
[2021-08-06 23:35:57,371 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:35:57,371 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:35:57,371 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:57,503 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:57,503 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:57,503 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:57,503 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:57,503 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:57,503 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:35:57,503 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:35:57,503 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:35:57,503 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:35:57,503 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:35:57,503 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:35:57,503 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:35:57,503 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:57,526 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0
[2021-08-06 23:35:57,713 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21
[2021-08-06 23:35:57,713 INFO  L402      AbstractCegarLoop]: === Iteration 14 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:57,713 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:57,713 INFO  L82        PathProgramCache]: Analyzing trace with hash 964484802, now seen corresponding path program 1 times
[2021-08-06 23:35:57,714 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:57,714 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574963248]
[2021-08-06 23:35:57,714 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:57,714 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:57,734 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:57,856 INFO  L134       CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:57,856 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:35:57,856 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574963248]
[2021-08-06 23:35:57,856 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574963248] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:35:57,856 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1910455872]
[2021-08-06 23:35:57,856 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:57,856 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:35:57,856 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:35:57,873 INFO  L229       MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:35:57,873 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process
[2021-08-06 23:35:58,659 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:35:58,661 INFO  L263         TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 16 conjunts are in the unsatisfiable core
[2021-08-06 23:35:58,663 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:35:59,472 INFO  L134       CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:35:59,472 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1910455872] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:35:59,472 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-08-06 23:35:59,472 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 19
[2021-08-06 23:35:59,472 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543898060]
[2021-08-06 23:35:59,473 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 19 states
[2021-08-06 23:35:59,473 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:35:59,473 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants.
[2021-08-06 23:35:59,473 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342
[2021-08-06 23:35:59,473 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:59,473 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:35:59,473 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 19 states, 19 states have (on average 13.947368421052632) internal successors, (265), 19 states have internal predecessors, (265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:35:59,473 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:59,473 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:59,473 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:59,473 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:59,473 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:59,474 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:35:59,474 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:35:59,474 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:35:59,474 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:35:59,474 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:35:59,474 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:35:59,474 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:35:59,474 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:59,474 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:59,631 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:35:59,631 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:59,631 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:59,631 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:35:59,631 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:59,631 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:35:59,631 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:35:59,631 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:35:59,631 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:35:59,631 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:35:59,631 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:35:59,631 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:35:59,631 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:35:59,632 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:35:59,654 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0
[2021-08-06 23:35:59,848 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22
[2021-08-06 23:35:59,849 INFO  L402      AbstractCegarLoop]: === Iteration 15 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:35:59,849 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:35:59,849 INFO  L82        PathProgramCache]: Analyzing trace with hash -892590358, now seen corresponding path program 2 times
[2021-08-06 23:35:59,849 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:35:59,849 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710476209]
[2021-08-06 23:35:59,849 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:35:59,850 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:35:59,874 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:36:00,025 INFO  L134       CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:36:00,025 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:36:00,025 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710476209]
[2021-08-06 23:36:00,025 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710476209] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:36:00,025 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [442410566]
[2021-08-06 23:36:00,025 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2021-08-06 23:36:00,025 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:36:00,026 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:36:00,026 INFO  L229       MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:36:00,048 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process
[2021-08-06 23:36:00,975 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2021-08-06 23:36:00,976 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-08-06 23:36:00,978 INFO  L263         TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 18 conjunts are in the unsatisfiable core
[2021-08-06 23:36:00,981 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:36:01,861 INFO  L134       CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:36:01,861 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [442410566] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:36:01,861 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-08-06 23:36:01,862 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 21
[2021-08-06 23:36:01,862 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28905306]
[2021-08-06 23:36:01,862 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 21 states
[2021-08-06 23:36:01,862 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:36:01,862 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants.
[2021-08-06 23:36:01,863 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420
[2021-08-06 23:36:01,863 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:01,863 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:36:01,863 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 21 states, 21 states have (on average 13.0) internal successors, (273), 21 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:36:01,863 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:01,863 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:01,863 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:01,863 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:01,863 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:01,863 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:36:01,863 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:36:01,863 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:36:01,863 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:36:01,863 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:36:01,863 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:36:01,863 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:36:01,864 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:01,864 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:01,864 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:02,059 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:02,059 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:02,059 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:02,059 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:02,059 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:02,059 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:36:02,059 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:36:02,059 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:36:02,059 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:36:02,059 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:36:02,059 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:36:02,060 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:36:02,060 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:02,060 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:02,060 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:36:02,082 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0
[2021-08-06 23:36:02,272 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23
[2021-08-06 23:36:02,273 INFO  L402      AbstractCegarLoop]: === Iteration 16 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:36:02,273 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:36:02,273 INFO  L82        PathProgramCache]: Analyzing trace with hash 117753618, now seen corresponding path program 3 times
[2021-08-06 23:36:02,273 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:36:02,273 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57062713]
[2021-08-06 23:36:02,273 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:36:02,273 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:36:02,289 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:36:02,493 INFO  L134       CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:36:02,493 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:36:02,493 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57062713]
[2021-08-06 23:36:02,494 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57062713] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:36:02,494 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [959435146]
[2021-08-06 23:36:02,494 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2021-08-06 23:36:02,494 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:36:02,494 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:36:02,509 INFO  L229       MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:36:02,532 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process
[2021-08-06 23:36:03,566 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s)
[2021-08-06 23:36:03,566 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-08-06 23:36:03,569 INFO  L263         TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 96 conjunts are in the unsatisfiable core
[2021-08-06 23:36:03,573 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:36:03,624 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5
[2021-08-06 23:36:03,663 INFO  L354             Elim1Store]: treesize reduction 18, result has 35.7 percent of original size
[2021-08-06 23:36:03,663 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21
[2021-08-06 23:36:03,788 INFO  L354             Elim1Store]: treesize reduction 36, result has 34.5 percent of original size
[2021-08-06 23:36:03,789 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33
[2021-08-06 23:36:03,857 INFO  L354             Elim1Store]: treesize reduction 12, result has 52.0 percent of original size
[2021-08-06 23:36:03,857 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25
[2021-08-06 23:36:04,107 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9
[2021-08-06 23:36:04,194 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:04,194 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22
[2021-08-06 23:36:05,030 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:05,031 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:05,032 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:05,048 INFO  L354             Elim1Store]: treesize reduction 90, result has 23.7 percent of original size
[2021-08-06 23:36:05,048 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 57 treesize of output 56
[2021-08-06 23:36:05,291 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:05,293 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:05,294 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:05,311 INFO  L354             Elim1Store]: treesize reduction 90, result has 23.7 percent of original size
[2021-08-06 23:36:05,312 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 52
[2021-08-06 23:36:05,742 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:05,742 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:05,743 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:05,747 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:36:05,747 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:05,764 INFO  L354             Elim1Store]: treesize reduction 90, result has 23.7 percent of original size
[2021-08-06 23:36:05,764 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 52 treesize of output 51
[2021-08-06 23:36:05,862 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:05,862 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:05,863 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:05,864 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:05,865 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:05,865 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:36:05,868 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39
[2021-08-06 23:36:06,173 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:06,174 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 27
[2021-08-06 23:36:06,310 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:06,310 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32
[2021-08-06 23:36:06,930 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:06,931 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:06,931 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:36:06,942 INFO  L354             Elim1Store]: treesize reduction 44, result has 30.2 percent of original size
[2021-08-06 23:36:06,942 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 39
[2021-08-06 23:36:07,041 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:07,042 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:07,043 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:07,043 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 36
[2021-08-06 23:36:07,156 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:07,157 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 25
[2021-08-06 23:36:07,230 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:07,242 INFO  L354             Elim1Store]: treesize reduction 80, result has 19.2 percent of original size
[2021-08-06 23:36:07,242 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 41
[2021-08-06 23:36:08,283 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:08,284 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:08,284 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:08,285 INFO  L354             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-06 23:36:08,285 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 36
[2021-08-06 23:36:08,316 INFO  L354             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-06 23:36:08,316 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 10
[2021-08-06 23:36:08,369 INFO  L134       CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked.
[2021-08-06 23:36:08,369 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [959435146] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:36:08,369 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-08-06 23:36:08,369 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 35] total 54
[2021-08-06 23:36:08,369 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888719420]
[2021-08-06 23:36:08,370 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 54 states
[2021-08-06 23:36:08,370 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:36:08,370 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants.
[2021-08-06 23:36:08,371 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=231, Invalid=2631, Unknown=0, NotChecked=0, Total=2862
[2021-08-06 23:36:08,371 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:08,371 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:36:08,371 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 54 states, 54 states have (on average 7.537037037037037) internal successors, (407), 54 states have internal predecessors, (407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:36:08,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:08,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:08,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:08,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:08,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:08,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:36:08,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:36:08,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:36:08,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:36:08,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:36:08,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:36:08,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:36:08,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:08,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:08,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:36:08,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:12,593 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:12,593 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:12,593 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:12,593 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:12,593 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:12,593 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:36:12,593 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:36:12,593 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:36:12,593 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:36:12,593 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:36:12,593 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:36:12,593 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:36:12,593 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:12,593 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:12,593 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:36:12,594 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. 
[2021-08-06 23:36:12,614 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0
[2021-08-06 23:36:12,794 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:36:12,794 INFO  L402      AbstractCegarLoop]: === Iteration 17 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:36:12,795 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:36:12,795 INFO  L82        PathProgramCache]: Analyzing trace with hash 124688927, now seen corresponding path program 1 times
[2021-08-06 23:36:12,795 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:36:12,795 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851101449]
[2021-08-06 23:36:12,795 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:36:12,795 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:36:12,815 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:36:13,013 INFO  L134       CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 370 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:36:13,014 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:36:13,014 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851101449]
[2021-08-06 23:36:13,014 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851101449] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:36:13,014 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1281839102]
[2021-08-06 23:36:13,014 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:36:13,014 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:36:13,014 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:36:13,015 INFO  L229       MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:36:13,060 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process
[2021-08-06 23:36:14,365 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:36:14,367 INFO  L263         TraceCheckSpWp]: Trace formula consists of 530 conjuncts, 22 conjunts are in the unsatisfiable core
[2021-08-06 23:36:14,369 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:36:15,270 INFO  L134       CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 370 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:36:15,271 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1281839102] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:36:15,271 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-08-06 23:36:15,271 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 25
[2021-08-06 23:36:15,271 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611402523]
[2021-08-06 23:36:15,271 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 25 states
[2021-08-06 23:36:15,271 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:36:15,272 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants.
[2021-08-06 23:36:15,272 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=432, Unknown=0, NotChecked=0, Total=600
[2021-08-06 23:36:15,272 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:15,272 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:36:15,272 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 25 states, 25 states have (on average 11.72) internal successors, (293), 25 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:36:15,272 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:15,272 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:15,273 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:15,273 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:15,273 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:15,273 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:36:15,273 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:36:15,273 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:36:15,273 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:36:15,273 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:36:15,273 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:36:15,273 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:36:15,273 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:15,273 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:15,273 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:36:15,273 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. 
[2021-08-06 23:36:15,273 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:15,526 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:15,527 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:15,527 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:15,527 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:15,527 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:15,527 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:36:15,527 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:36:15,527 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:36:15,527 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:36:15,527 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:36:15,527 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:36:15,527 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:36:15,527 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:15,527 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:15,527 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:36:15,527 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. 
[2021-08-06 23:36:15,536 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:36:15,559 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0
[2021-08-06 23:36:15,757 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25
[2021-08-06 23:36:15,757 INFO  L402      AbstractCegarLoop]: === Iteration 18 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:36:15,757 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:36:15,757 INFO  L82        PathProgramCache]: Analyzing trace with hash -1996646841, now seen corresponding path program 2 times
[2021-08-06 23:36:15,757 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:36:15,757 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383848281]
[2021-08-06 23:36:15,757 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:36:15,758 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:36:15,783 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:36:15,989 INFO  L134       CoverageAnalysis]: Checked inductivity of 451 backedges. 0 proven. 451 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:36:15,989 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:36:15,989 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383848281]
[2021-08-06 23:36:15,989 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [383848281] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:36:15,989 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1830586304]
[2021-08-06 23:36:15,989 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2021-08-06 23:36:15,989 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:36:15,989 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:36:15,995 INFO  L229       MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:36:15,996 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process
[2021-08-06 23:36:17,354 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2021-08-06 23:36:17,355 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-08-06 23:36:17,357 INFO  L263         TraceCheckSpWp]: Trace formula consists of 545 conjuncts, 24 conjunts are in the unsatisfiable core
[2021-08-06 23:36:17,359 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:36:18,296 INFO  L134       CoverageAnalysis]: Checked inductivity of 451 backedges. 0 proven. 451 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:36:18,296 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1830586304] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:36:18,297 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-08-06 23:36:18,297 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 27
[2021-08-06 23:36:18,297 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568522941]
[2021-08-06 23:36:18,297 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 27 states
[2021-08-06 23:36:18,297 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:36:18,297 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants.
[2021-08-06 23:36:18,298 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=507, Unknown=0, NotChecked=0, Total=702
[2021-08-06 23:36:18,298 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:18,298 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:36:18,298 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 27 states, 27 states have (on average 11.148148148148149) internal successors, (301), 27 states have internal predecessors, (301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:36:18,298 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:18,298 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:18,298 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:18,298 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:18,298 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:18,298 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:36:18,298 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:36:18,298 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:36:18,298 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:36:18,298 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:36:18,298 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:36:18,298 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:36:18,298 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:18,298 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:18,298 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:36:18,298 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. 
[2021-08-06 23:36:18,298 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:36:18,298 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:18,587 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:18,587 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:18,587 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:18,587 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:18,587 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:18,587 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:36:18,588 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:36:18,588 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:36:18,588 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:36:18,588 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:36:18,588 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:36:18,588 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:36:18,588 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:18,588 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:18,588 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:36:18,588 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. 
[2021-08-06 23:36:18,588 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:36:18,588 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:36:18,609 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0
[2021-08-06 23:36:18,788 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26
[2021-08-06 23:36:18,789 INFO  L402      AbstractCegarLoop]: === Iteration 19 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:36:18,789 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:36:18,789 INFO  L82        PathProgramCache]: Analyzing trace with hash 612493935, now seen corresponding path program 3 times
[2021-08-06 23:36:18,789 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:36:18,789 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846699613]
[2021-08-06 23:36:18,789 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:36:18,789 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:36:18,834 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:36:19,074 INFO  L134       CoverageAnalysis]: Checked inductivity of 540 backedges. 0 proven. 540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:36:19,074 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:36:19,074 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846699613]
[2021-08-06 23:36:19,074 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846699613] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:36:19,074 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [563837262]
[2021-08-06 23:36:19,074 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2021-08-06 23:36:19,074 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:36:19,074 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:36:19,075 INFO  L229       MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:36:19,075 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process
[2021-08-06 23:36:20,586 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s)
[2021-08-06 23:36:20,586 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-08-06 23:36:20,589 INFO  L263         TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 69 conjunts are in the unsatisfiable core
[2021-08-06 23:36:20,592 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:36:20,649 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5
[2021-08-06 23:36:20,690 INFO  L354             Elim1Store]: treesize reduction 18, result has 35.7 percent of original size
[2021-08-06 23:36:20,690 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21
[2021-08-06 23:36:20,762 INFO  L354             Elim1Store]: treesize reduction 36, result has 34.5 percent of original size
[2021-08-06 23:36:20,762 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33
[2021-08-06 23:36:20,811 INFO  L354             Elim1Store]: treesize reduction 12, result has 52.0 percent of original size
[2021-08-06 23:36:20,811 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25
[2021-08-06 23:36:21,027 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9
[2021-08-06 23:36:21,088 INFO  L354             Elim1Store]: treesize reduction 27, result has 25.0 percent of original size
[2021-08-06 23:36:21,088 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22
[2021-08-06 23:36:21,649 INFO  L354             Elim1Store]: treesize reduction 72, result has 20.9 percent of original size
[2021-08-06 23:36:21,650 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 44
[2021-08-06 23:36:21,789 INFO  L354             Elim1Store]: treesize reduction 72, result has 20.9 percent of original size
[2021-08-06 23:36:21,789 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 40
[2021-08-06 23:36:22,086 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:36:22,087 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:22,100 INFO  L354             Elim1Store]: treesize reduction 60, result has 24.1 percent of original size
[2021-08-06 23:36:22,100 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 39
[2021-08-06 23:36:22,173 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:22,174 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:22,175 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:36:22,175 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 27
[2021-08-06 23:36:22,358 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15
[2021-08-06 23:36:22,447 INFO  L354             Elim1Store]: treesize reduction 31, result has 22.5 percent of original size
[2021-08-06 23:36:22,447 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24
[2021-08-06 23:36:22,737 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:36:22,747 INFO  L354             Elim1Store]: treesize reduction 69, result has 15.9 percent of original size
[2021-08-06 23:36:22,747 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 30
[2021-08-06 23:36:22,780 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:22,780 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24
[2021-08-06 23:36:22,803 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7
[2021-08-06 23:36:23,215 INFO  L134       CoverageAnalysis]: Checked inductivity of 540 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked.
[2021-08-06 23:36:23,215 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [563837262] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 23:36:23,215 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences.
[2021-08-06 23:36:23,215 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [27] total 51
[2021-08-06 23:36:23,215 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984193933]
[2021-08-06 23:36:23,216 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 26 states
[2021-08-06 23:36:23,216 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:36:23,216 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants.
[2021-08-06 23:36:23,217 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=269, Invalid=2281, Unknown=0, NotChecked=0, Total=2550
[2021-08-06 23:36:23,217 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:23,217 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:36:23,217 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 26 states, 26 states have (on average 7.3076923076923075) internal successors, (190), 26 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:36:23,217 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:23,217 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:23,217 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:23,217 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:23,217 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:23,217 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:36:23,217 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:36:23,217 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:36:23,217 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:36:23,217 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:36:23,217 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:36:23,217 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:36:23,217 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:23,217 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:23,217 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:36:23,217 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. 
[2021-08-06 23:36:23,217 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:36:23,218 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:36:23,218 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:26,014 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:26,014 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:26,015 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:26,015 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:26,015 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:26,015 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:36:26,015 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:36:26,015 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:36:26,015 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:36:26,015 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:36:26,015 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:36:26,015 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:36:26,015 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:26,015 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:26,015 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:36:26,015 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:36:26,015 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:36:26,015 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:36:26,021 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:26,046 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0
[2021-08-06 23:36:26,222 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27
[2021-08-06 23:36:26,222 INFO  L402      AbstractCegarLoop]: === Iteration 20 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:36:26,222 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:36:26,223 INFO  L82        PathProgramCache]: Analyzing trace with hash -1139271291, now seen corresponding path program 1 times
[2021-08-06 23:36:26,223 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:36:26,223 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439925077]
[2021-08-06 23:36:26,223 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:36:26,223 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:36:26,248 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:36:26,522 INFO  L134       CoverageAnalysis]: Checked inductivity of 540 backedges. 0 proven. 540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:36:26,522 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:36:26,522 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439925077]
[2021-08-06 23:36:26,522 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439925077] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:36:26,522 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [834850855]
[2021-08-06 23:36:26,523 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:36:26,523 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:36:26,523 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:36:26,523 INFO  L229       MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:36:26,524 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process
[2021-08-06 23:36:28,044 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:36:28,046 INFO  L263         TraceCheckSpWp]: Trace formula consists of 560 conjuncts, 26 conjunts are in the unsatisfiable core
[2021-08-06 23:36:28,049 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:36:29,029 INFO  L134       CoverageAnalysis]: Checked inductivity of 540 backedges. 0 proven. 540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:36:29,029 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [834850855] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:36:29,029 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-08-06 23:36:29,030 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 29
[2021-08-06 23:36:29,030 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694543434]
[2021-08-06 23:36:29,030 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 29 states
[2021-08-06 23:36:29,030 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:36:29,030 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants.
[2021-08-06 23:36:29,031 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=588, Unknown=0, NotChecked=0, Total=812
[2021-08-06 23:36:29,031 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:29,031 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:36:29,031 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 29 states, 29 states have (on average 10.793103448275861) internal successors, (313), 29 states have internal predecessors, (313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:36:29,031 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:29,031 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:29,031 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:29,031 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:29,031 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:29,031 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:36:29,031 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:36:29,031 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:36:29,031 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:36:29,031 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:36:29,031 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:36:29,031 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:36:29,031 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:29,031 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:29,031 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:36:29,031 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:36:29,031 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:36:29,032 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:36:29,032 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:29,032 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:29,346 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:29,346 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:29,346 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:29,346 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:29,346 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:29,346 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:36:29,346 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:36:29,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:36:29,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:36:29,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:36:29,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:36:29,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:36:29,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:29,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:29,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:36:29,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:36:29,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:36:29,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:36:29,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:29,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:36:29,368 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0
[2021-08-06 23:36:29,547 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28
[2021-08-06 23:36:29,548 INFO  L402      AbstractCegarLoop]: === Iteration 21 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:36:29,548 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:36:29,548 INFO  L82        PathProgramCache]: Analyzing trace with hash -206704979, now seen corresponding path program 2 times
[2021-08-06 23:36:29,548 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:36:29,548 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124390496]
[2021-08-06 23:36:29,548 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:36:29,548 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:36:29,568 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:36:29,829 INFO  L134       CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 637 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:36:29,830 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:36:29,830 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124390496]
[2021-08-06 23:36:29,830 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124390496] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:36:29,830 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [56664175]
[2021-08-06 23:36:29,830 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2021-08-06 23:36:29,830 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:36:29,830 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:36:29,831 INFO  L229       MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:36:29,834 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process
[2021-08-06 23:36:31,479 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2021-08-06 23:36:31,479 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-08-06 23:36:31,481 INFO  L263         TraceCheckSpWp]: Trace formula consists of 575 conjuncts, 28 conjunts are in the unsatisfiable core
[2021-08-06 23:36:31,483 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:36:32,529 INFO  L134       CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 637 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:36:32,529 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [56664175] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:36:32,529 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-08-06 23:36:32,529 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 31
[2021-08-06 23:36:32,529 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868554560]
[2021-08-06 23:36:32,529 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 31 states
[2021-08-06 23:36:32,530 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:36:32,530 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants.
[2021-08-06 23:36:32,530 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=255, Invalid=675, Unknown=0, NotChecked=0, Total=930
[2021-08-06 23:36:32,530 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:32,530 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:36:32,530 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 31 states, 31 states have (on average 10.35483870967742) internal successors, (321), 31 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:36:32,530 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:32,530 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:32,530 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:32,530 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:32,530 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:32,531 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:36:32,531 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:36:32,531 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:36:32,531 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:36:32,531 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:36:32,531 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:36:32,531 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:36:32,531 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:32,531 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:32,531 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:36:32,531 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:36:32,531 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:36:32,531 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:36:32,531 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:32,531 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:36:32,531 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:32,915 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:32,916 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:32,916 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:32,916 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:32,916 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:32,916 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:36:32,916 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:36:32,916 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:36:32,916 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:36:32,916 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:36:32,916 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:36:32,916 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:36:32,916 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:32,916 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:32,916 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:36:32,916 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:36:32,916 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:36:32,916 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:36:32,916 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:32,916 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:36:32,916 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:36:32,942 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0
[2021-08-06 23:36:33,117 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:36:33,117 INFO  L402      AbstractCegarLoop]: === Iteration 22 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:36:33,117 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:36:33,117 INFO  L82        PathProgramCache]: Analyzing trace with hash -514843691, now seen corresponding path program 3 times
[2021-08-06 23:36:33,118 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:36:33,118 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539275906]
[2021-08-06 23:36:33,118 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:36:33,118 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:36:33,138 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:36:33,441 INFO  L134       CoverageAnalysis]: Checked inductivity of 742 backedges. 0 proven. 742 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:36:33,441 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:36:33,441 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539275906]
[2021-08-06 23:36:33,441 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539275906] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:36:33,441 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1243594430]
[2021-08-06 23:36:33,441 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2021-08-06 23:36:33,441 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:36:33,442 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:36:33,442 INFO  L229       MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:36:33,444 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process
[2021-08-06 23:36:35,234 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s)
[2021-08-06 23:36:35,234 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-08-06 23:36:35,237 INFO  L263         TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 91 conjunts are in the unsatisfiable core
[2021-08-06 23:36:35,241 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:36:35,294 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5
[2021-08-06 23:36:35,334 INFO  L354             Elim1Store]: treesize reduction 18, result has 35.7 percent of original size
[2021-08-06 23:36:35,335 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21
[2021-08-06 23:36:35,421 INFO  L354             Elim1Store]: treesize reduction 36, result has 34.5 percent of original size
[2021-08-06 23:36:35,421 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33
[2021-08-06 23:36:35,487 INFO  L354             Elim1Store]: treesize reduction 12, result has 52.0 percent of original size
[2021-08-06 23:36:35,487 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25
[2021-08-06 23:36:35,705 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9
[2021-08-06 23:36:35,763 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:35,763 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22
[2021-08-06 23:36:35,841 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:35,842 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:35,843 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:35,843 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34
[2021-08-06 23:36:36,715 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:36,716 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:36,717 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:36,736 INFO  L354             Elim1Store]: treesize reduction 90, result has 23.7 percent of original size
[2021-08-06 23:36:36,736 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 56
[2021-08-06 23:36:36,911 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:36,912 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:36,913 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:36,931 INFO  L354             Elim1Store]: treesize reduction 90, result has 23.7 percent of original size
[2021-08-06 23:36:36,931 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 52
[2021-08-06 23:36:37,358 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:37,359 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:37,360 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:37,360 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:36:37,361 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:37,377 INFO  L354             Elim1Store]: treesize reduction 66, result has 29.8 percent of original size
[2021-08-06 23:36:37,378 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 49 treesize of output 51
[2021-08-06 23:36:37,485 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:37,486 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:37,486 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:37,487 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:37,487 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:37,488 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:36:37,489 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39
[2021-08-06 23:36:37,808 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:37,810 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 30
[2021-08-06 23:36:37,949 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:37,951 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32
[2021-08-06 23:36:38,559 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:38,561 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:38,561 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:36:38,572 INFO  L354             Elim1Store]: treesize reduction 60, result has 24.1 percent of original size
[2021-08-06 23:36:38,573 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 39
[2021-08-06 23:36:38,655 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:38,656 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:38,657 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:38,657 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 36
[2021-08-06 23:36:38,808 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:38,809 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 27
[2021-08-06 23:36:38,923 INFO  L354             Elim1Store]: treesize reduction 41, result has 18.0 percent of original size
[2021-08-06 23:36:38,924 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 29
[2021-08-06 23:36:39,937 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:39,938 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24
[2021-08-06 23:36:39,959 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7
[2021-08-06 23:36:40,014 INFO  L134       CoverageAnalysis]: Checked inductivity of 742 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked.
[2021-08-06 23:36:40,014 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1243594430] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:36:40,014 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-08-06 23:36:40,014 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 34] total 63
[2021-08-06 23:36:40,014 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307399954]
[2021-08-06 23:36:40,015 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 63 states
[2021-08-06 23:36:40,015 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:36:40,015 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants.
[2021-08-06 23:36:40,016 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=430, Invalid=3476, Unknown=0, NotChecked=0, Total=3906
[2021-08-06 23:36:40,016 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:40,016 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:36:40,016 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 63 states, 63 states have (on average 7.222222222222222) internal successors, (455), 63 states have internal predecessors, (455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:36:40,016 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:40,016 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:40,016 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:40,016 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:40,017 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:40,017 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:36:40,017 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:36:40,017 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:36:40,017 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:36:40,017 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:36:40,017 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:36:40,017 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:36:40,017 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:40,017 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:40,017 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:36:40,017 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:36:40,017 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:36:40,017 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:36:40,017 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:40,017 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:36:40,017 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:36:40,017 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:44,710 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:44,710 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:44,710 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:44,710 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:44,710 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:44,710 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:36:44,710 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:36:44,710 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:36:44,710 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:36:44,710 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:36:44,710 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:36:44,710 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:36:44,710 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:44,710 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:44,710 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:36:44,710 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:36:44,710 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:36:44,711 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:36:44,711 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:44,711 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:36:44,711 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:36:44,713 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. 
[2021-08-06 23:36:44,738 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0
[2021-08-06 23:36:44,923 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30
[2021-08-06 23:36:44,923 INFO  L402      AbstractCegarLoop]: === Iteration 23 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:36:44,924 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:36:44,924 INFO  L82        PathProgramCache]: Analyzing trace with hash 1965679202, now seen corresponding path program 1 times
[2021-08-06 23:36:44,924 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:36:44,924 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490291273]
[2021-08-06 23:36:44,924 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:36:44,924 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:36:44,954 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:36:45,301 INFO  L134       CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 855 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:36:45,302 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:36:45,302 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490291273]
[2021-08-06 23:36:45,302 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490291273] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:36:45,302 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [796438286]
[2021-08-06 23:36:45,302 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:36:45,302 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:36:45,302 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:36:45,303 INFO  L229       MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:36:45,307 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process
[2021-08-06 23:36:47,318 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:36:47,320 INFO  L263         TraceCheckSpWp]: Trace formula consists of 610 conjuncts, 32 conjunts are in the unsatisfiable core
[2021-08-06 23:36:47,322 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:36:48,413 INFO  L134       CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 855 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:36:48,413 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [796438286] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:36:48,413 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-08-06 23:36:48,413 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 35
[2021-08-06 23:36:48,414 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976811801]
[2021-08-06 23:36:48,414 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 35 states
[2021-08-06 23:36:48,414 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:36:48,414 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants.
[2021-08-06 23:36:48,415 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=323, Invalid=867, Unknown=0, NotChecked=0, Total=1190
[2021-08-06 23:36:48,415 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:48,415 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:36:48,415 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 35 states, 35 states have (on average 9.742857142857142) internal successors, (341), 35 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:36:48,415 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:48,415 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:48,415 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:48,415 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:48,415 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:48,415 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:36:48,415 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:36:48,415 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:36:48,415 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:36:48,415 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:36:48,415 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:36:48,415 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:36:48,415 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:48,415 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:48,415 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:36:48,415 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:36:48,415 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:36:48,415 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:36:48,415 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:48,416 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:36:48,416 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:36:48,416 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. 
[2021-08-06 23:36:48,416 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:48,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:48,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:48,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:48,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:48,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:48,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:36:48,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:36:48,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:36:48,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:36:48,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:36:48,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:36:48,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:36:48,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:48,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:48,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:36:48,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:36:48,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:36:48,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:36:48,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:48,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:36:48,874 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:36:48,875 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. 
[2021-08-06 23:36:48,876 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2021-08-06 23:36:48,899 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0
[2021-08-06 23:36:49,084 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:36:49,085 INFO  L402      AbstractCegarLoop]: === Iteration 24 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:36:49,085 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:36:49,085 INFO  L82        PathProgramCache]: Analyzing trace with hash 416934794, now seen corresponding path program 2 times
[2021-08-06 23:36:49,085 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:36:49,085 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030669145]
[2021-08-06 23:36:49,085 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:36:49,085 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:36:49,110 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:36:49,548 INFO  L134       CoverageAnalysis]: Checked inductivity of 976 backedges. 0 proven. 976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:36:49,548 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:36:49,548 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030669145]
[2021-08-06 23:36:49,548 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030669145] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:36:49,548 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2163621]
[2021-08-06 23:36:49,548 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2021-08-06 23:36:49,548 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:36:49,549 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:36:49,549 INFO  L229       MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:36:49,550 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process
[2021-08-06 23:36:51,734 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2021-08-06 23:36:51,734 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-08-06 23:36:51,737 INFO  L263         TraceCheckSpWp]: Trace formula consists of 625 conjuncts, 34 conjunts are in the unsatisfiable core
[2021-08-06 23:36:51,740 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:36:52,864 INFO  L134       CoverageAnalysis]: Checked inductivity of 976 backedges. 0 proven. 976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:36:52,865 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [2163621] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:36:52,865 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-08-06 23:36:52,865 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35] total 37
[2021-08-06 23:36:52,865 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863759274]
[2021-08-06 23:36:52,865 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 37 states
[2021-08-06 23:36:52,865 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:36:52,866 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants.
[2021-08-06 23:36:52,866 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=360, Invalid=972, Unknown=0, NotChecked=0, Total=1332
[2021-08-06 23:36:52,866 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:52,866 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:36:52,866 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 37 states, 37 states have (on average 9.432432432432432) internal successors, (349), 37 states have internal predecessors, (349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:36:52,866 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:52,866 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:52,866 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:52,866 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:52,866 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:52,867 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:36:52,867 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:36:52,867 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:36:52,867 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:36:52,867 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:36:52,867 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:36:52,867 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:36:52,867 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:52,867 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:52,867 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:36:52,867 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:36:52,867 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:36:52,867 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:36:52,867 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:52,867 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:36:52,867 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:36:52,867 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. 
[2021-08-06 23:36:52,867 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. 
[2021-08-06 23:36:52,867 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:53,386 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:36:53,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:53,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:53,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:36:53,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:53,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:36:53,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:36:53,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:36:53,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:36:53,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:36:53,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:36:53,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:36:53,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:36:53,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:53,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:36:53,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:36:53,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:36:53,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:36:53,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:36:53,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:36:53,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:36:53,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. 
[2021-08-06 23:36:53,387 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2021-08-06 23:36:53,388 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. 
[2021-08-06 23:36:53,413 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0
[2021-08-06 23:36:53,591 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:36:53,591 INFO  L402      AbstractCegarLoop]: === Iteration 25 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:36:53,591 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:36:53,591 INFO  L82        PathProgramCache]: Analyzing trace with hash -1625142094, now seen corresponding path program 3 times
[2021-08-06 23:36:53,591 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:36:53,591 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620653124]
[2021-08-06 23:36:53,591 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:36:53,592 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:36:53,616 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:36:54,069 INFO  L134       CoverageAnalysis]: Checked inductivity of 1105 backedges. 0 proven. 1105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:36:54,070 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:36:54,070 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620653124]
[2021-08-06 23:36:54,070 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620653124] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:36:54,070 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [703120087]
[2021-08-06 23:36:54,070 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2021-08-06 23:36:54,070 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:36:54,070 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:36:54,071 INFO  L229       MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:36:54,072 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process
[2021-08-06 23:36:56,458 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s)
[2021-08-06 23:36:56,459 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-08-06 23:36:56,462 INFO  L263         TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 113 conjunts are in the unsatisfiable core
[2021-08-06 23:36:56,466 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:36:56,522 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5
[2021-08-06 23:36:56,575 INFO  L354             Elim1Store]: treesize reduction 18, result has 35.7 percent of original size
[2021-08-06 23:36:56,575 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21
[2021-08-06 23:36:56,675 INFO  L354             Elim1Store]: treesize reduction 36, result has 34.5 percent of original size
[2021-08-06 23:36:56,675 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33
[2021-08-06 23:36:56,732 INFO  L354             Elim1Store]: treesize reduction 12, result has 52.0 percent of original size
[2021-08-06 23:36:56,732 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25
[2021-08-06 23:36:56,988 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9
[2021-08-06 23:36:57,057 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:57,058 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22
[2021-08-06 23:36:58,010 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:58,010 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:58,011 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:58,027 INFO  L354             Elim1Store]: treesize reduction 90, result has 23.7 percent of original size
[2021-08-06 23:36:58,027 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 57 treesize of output 56
[2021-08-06 23:36:58,212 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:58,213 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:58,213 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:58,229 INFO  L354             Elim1Store]: treesize reduction 90, result has 23.7 percent of original size
[2021-08-06 23:36:58,229 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 52
[2021-08-06 23:36:58,787 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:58,787 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:58,788 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:58,788 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:36:58,789 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:58,804 INFO  L354             Elim1Store]: treesize reduction 66, result has 29.8 percent of original size
[2021-08-06 23:36:58,804 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 51
[2021-08-06 23:36:58,975 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:58,976 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:58,976 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:58,977 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:58,977 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:58,978 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:36:58,986 INFO  L354             Elim1Store]: treesize reduction 53, result has 11.7 percent of original size
[2021-08-06 23:36:58,987 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 66 treesize of output 56
[2021-08-06 23:36:59,332 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:59,339 INFO  L354             Elim1Store]: treesize reduction 43, result has 14.0 percent of original size
[2021-08-06 23:36:59,339 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 63 treesize of output 44
[2021-08-06 23:36:59,518 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:59,519 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:59,520 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:36:59,520 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 39
[2021-08-06 23:37:00,437 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:00,438 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:00,438 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:00,439 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:00,440 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:00,440 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:37:00,459 INFO  L354             Elim1Store]: treesize reduction 60, result has 30.2 percent of original size
[2021-08-06 23:37:00,459 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 51 treesize of output 56
[2021-08-06 23:37:00,592 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:00,593 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:00,593 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:00,594 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:00,594 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:00,595 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:00,596 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 53
[2021-08-06 23:37:00,829 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:00,829 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:00,830 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:00,831 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44
[2021-08-06 23:37:00,992 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:00,993 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:00,993 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 39
[2021-08-06 23:37:03,887 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:03,887 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:03,888 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:03,894 INFO  L354             Elim1Store]: treesize reduction 45, result has 6.3 percent of original size
[2021-08-06 23:37:03,895 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 53 treesize of output 54
[2021-08-06 23:37:04,122 INFO  L354             Elim1Store]: treesize reduction 55, result has 11.3 percent of original size
[2021-08-06 23:37:04,122 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 49 treesize of output 49
[2021-08-06 23:37:04,444 INFO  L354             Elim1Store]: treesize reduction 7, result has 12.5 percent of original size
[2021-08-06 23:37:04,445 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 14
[2021-08-06 23:37:04,521 INFO  L134       CoverageAnalysis]: Checked inductivity of 1105 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 1040 trivial. 0 not checked.
[2021-08-06 23:37:04,521 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [703120087] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:37:04,521 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-08-06 23:37:04,521 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 44] total 79
[2021-08-06 23:37:04,522 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23598134]
[2021-08-06 23:37:04,522 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 79 states
[2021-08-06 23:37:04,522 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:37:04,522 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants.
[2021-08-06 23:37:04,524 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=590, Invalid=5572, Unknown=0, NotChecked=0, Total=6162
[2021-08-06 23:37:04,524 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:04,524 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:37:04,524 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 79 states, 79 states have (on average 6.253164556962025) internal successors, (494), 79 states have internal predecessors, (494), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:37:04,524 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:04,524 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:04,524 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:04,524 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:04,524 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:04,524 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:37:04,524 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:37:04,524 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:37:04,524 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:37:04,524 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:37:04,525 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:37:04,525 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:37:04,525 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:04,525 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:04,525 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:37:04,525 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:37:04,525 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:37:04,525 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:37:04,525 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:04,525 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:37:04,525 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:37:04,525 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. 
[2021-08-06 23:37:04,525 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. 
[2021-08-06 23:37:04,525 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. 
[2021-08-06 23:37:04,525 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:12,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:12,347 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:12,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:12,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:12,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:12,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:37:12,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:37:12,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:37:12,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:37:12,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:37:12,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:37:12,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:37:12,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:12,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:12,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:37:12,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:37:12,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:37:12,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:37:12,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:12,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:37:12,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:37:12,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. 
[2021-08-06 23:37:12,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2021-08-06 23:37:12,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. 
[2021-08-06 23:37:12,349 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. 
[2021-08-06 23:37:12,380 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0
[2021-08-06 23:37:12,549 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:37:12,549 INFO  L402      AbstractCegarLoop]: === Iteration 26 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:37:12,549 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:37:12,550 INFO  L82        PathProgramCache]: Analyzing trace with hash 153597788, now seen corresponding path program 1 times
[2021-08-06 23:37:12,550 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:37:12,550 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860471657]
[2021-08-06 23:37:12,550 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:37:12,550 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:37:12,577 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:37:13,056 INFO  L134       CoverageAnalysis]: Checked inductivity of 1268 backedges. 0 proven. 1242 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked.
[2021-08-06 23:37:13,056 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:37:13,056 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860471657]
[2021-08-06 23:37:13,056 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860471657] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:37:13,056 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1084561005]
[2021-08-06 23:37:13,056 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:37:13,056 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:37:13,056 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:37:13,057 INFO  L229       MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:37:13,094 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process
[2021-08-06 23:37:15,876 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:37:15,879 INFO  L263         TraceCheckSpWp]: Trace formula consists of 716 conjuncts, 38 conjunts are in the unsatisfiable core
[2021-08-06 23:37:15,884 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:37:17,213 INFO  L134       CoverageAnalysis]: Checked inductivity of 1268 backedges. 0 proven. 1242 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked.
[2021-08-06 23:37:17,213 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1084561005] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:37:17,213 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-08-06 23:37:17,213 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 41
[2021-08-06 23:37:17,213 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754874809]
[2021-08-06 23:37:17,214 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 41 states
[2021-08-06 23:37:17,214 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:37:17,214 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants.
[2021-08-06 23:37:17,214 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=440, Invalid=1200, Unknown=0, NotChecked=0, Total=1640
[2021-08-06 23:37:17,214 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:17,214 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:37:17,215 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 41 states, 41 states have (on average 9.195121951219512) internal successors, (377), 41 states have internal predecessors, (377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. 
[2021-08-06 23:37:17,215 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. 
[2021-08-06 23:37:17,216 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. 
[2021-08-06 23:37:17,216 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:17,868 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. 
[2021-08-06 23:37:17,869 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. 
[2021-08-06 23:37:17,895 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0
[2021-08-06 23:37:18,070 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:37:18,070 INFO  L402      AbstractCegarLoop]: === Iteration 27 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:37:18,070 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:37:18,070 INFO  L82        PathProgramCache]: Analyzing trace with hash -908241788, now seen corresponding path program 2 times
[2021-08-06 23:37:18,071 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:37:18,071 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553689369]
[2021-08-06 23:37:18,071 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:37:18,071 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:37:18,131 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:37:18,641 INFO  L134       CoverageAnalysis]: Checked inductivity of 1413 backedges. 0 proven. 1387 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked.
[2021-08-06 23:37:18,641 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:37:18,641 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553689369]
[2021-08-06 23:37:18,641 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553689369] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:37:18,641 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [319122580]
[2021-08-06 23:37:18,641 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2021-08-06 23:37:18,641 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:37:18,642 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:37:18,645 INFO  L229       MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:37:18,658 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process
[2021-08-06 23:37:21,587 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2021-08-06 23:37:21,587 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-08-06 23:37:21,590 INFO  L263         TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 40 conjunts are in the unsatisfiable core
[2021-08-06 23:37:21,593 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:37:22,939 INFO  L134       CoverageAnalysis]: Checked inductivity of 1413 backedges. 0 proven. 1387 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked.
[2021-08-06 23:37:22,939 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [319122580] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:37:22,939 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-08-06 23:37:22,939 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 41] total 43
[2021-08-06 23:37:22,939 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929614132]
[2021-08-06 23:37:22,940 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 43 states
[2021-08-06 23:37:22,940 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:37:22,940 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants.
[2021-08-06 23:37:22,940 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=483, Invalid=1323, Unknown=0, NotChecked=0, Total=1806
[2021-08-06 23:37:22,941 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:22,941 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:37:22,941 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 43 states, 43 states have (on average 8.953488372093023) internal successors, (385), 43 states have internal predecessors, (385), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:37:22,941 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:22,941 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:22,941 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:22,941 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:22,941 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:22,941 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:37:22,941 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:37:22,941 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:37:22,941 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:37:22,941 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:37:22,941 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:37:22,941 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:37:22,941 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:22,941 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:22,941 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:37:22,941 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:37:22,941 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:37:22,941 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:37:22,941 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:22,941 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:37:22,941 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:37:22,942 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. 
[2021-08-06 23:37:22,942 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. 
[2021-08-06 23:37:22,942 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. 
[2021-08-06 23:37:22,942 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. 
[2021-08-06 23:37:22,942 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. 
[2021-08-06 23:37:22,942 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:23,670 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:23,670 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:23,670 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:23,670 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:23,670 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:23,670 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:37:23,670 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:37:23,670 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:37:23,671 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:37:23,671 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:37:23,671 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:37:23,671 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:37:23,671 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:23,671 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:23,671 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:37:23,671 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:37:23,671 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:37:23,671 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:37:23,671 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:23,671 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:37:23,671 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:37:23,671 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. 
[2021-08-06 23:37:23,671 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2021-08-06 23:37:23,671 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. 
[2021-08-06 23:37:23,671 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. 
[2021-08-06 23:37:23,671 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. 
[2021-08-06 23:37:23,672 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. 
[2021-08-06 23:37:23,703 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0
[2021-08-06 23:37:23,884 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35
[2021-08-06 23:37:23,885 INFO  L402      AbstractCegarLoop]: === Iteration 28 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:37:23,885 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:37:23,885 INFO  L82        PathProgramCache]: Analyzing trace with hash 676809132, now seen corresponding path program 3 times
[2021-08-06 23:37:23,885 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:37:23,885 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323357237]
[2021-08-06 23:37:23,885 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:37:23,885 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:37:23,914 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:37:24,583 INFO  L134       CoverageAnalysis]: Checked inductivity of 1566 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked.
[2021-08-06 23:37:24,584 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:37:24,584 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323357237]
[2021-08-06 23:37:24,584 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323357237] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:37:24,584 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1919427227]
[2021-08-06 23:37:24,584 INFO  L93    rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2
[2021-08-06 23:37:24,584 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:37:24,584 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:37:24,585 INFO  L229       MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:37:24,585 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process
[2021-08-06 23:37:27,588 INFO  L228   tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s)
[2021-08-06 23:37:27,588 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2021-08-06 23:37:27,590 INFO  L263         TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 3 conjunts are in the unsatisfiable core
[2021-08-06 23:37:27,594 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:37:28,849 INFO  L134       CoverageAnalysis]: Checked inductivity of 1566 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked.
[2021-08-06 23:37:28,850 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1919427227] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 23:37:28,850 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences.
[2021-08-06 23:37:28,850 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [43] total 44
[2021-08-06 23:37:28,850 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017472515]
[2021-08-06 23:37:28,850 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-08-06 23:37:28,850 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:37:28,850 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-08-06 23:37:28,851 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=485, Invalid=1407, Unknown=0, NotChecked=0, Total=1892
[2021-08-06 23:37:28,851 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:28,851 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:37:28,851 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 75.66666666666667) internal successors, (227), 3 states have internal predecessors, (227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:37:28,851 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:28,851 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:28,851 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:28,851 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:28,851 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:28,851 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:37:28,851 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:37:28,851 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:37:28,851 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:37:28,851 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:37:28,851 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:37:28,851 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:37:28,852 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:28,852 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:28,852 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:37:28,852 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:37:28,852 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:37:28,852 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:37:28,852 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:28,852 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:37:28,852 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:37:28,852 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. 
[2021-08-06 23:37:28,852 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. 
[2021-08-06 23:37:28,852 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. 
[2021-08-06 23:37:28,852 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. 
[2021-08-06 23:37:28,852 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. 
[2021-08-06 23:37:28,852 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. 
[2021-08-06 23:37:28,852 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. 
[2021-08-06 23:37:29,220 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2021-08-06 23:37:29,221 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. 
[2021-08-06 23:37:29,221 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. 
[2021-08-06 23:37:29,221 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. 
[2021-08-06 23:37:29,221 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. 
[2021-08-06 23:37:29,221 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:29,248 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0
[2021-08-06 23:37:29,421 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36
[2021-08-06 23:37:29,421 INFO  L402      AbstractCegarLoop]: === Iteration 29 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:37:29,422 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:37:29,422 INFO  L82        PathProgramCache]: Analyzing trace with hash -93556702, now seen corresponding path program 1 times
[2021-08-06 23:37:29,422 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:37:29,422 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138247607]
[2021-08-06 23:37:29,422 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:37:29,422 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:37:29,449 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:37:29,490 INFO  L134       CoverageAnalysis]: Checked inductivity of 1544 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked.
[2021-08-06 23:37:29,490 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:37:29,490 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138247607]
[2021-08-06 23:37:29,490 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138247607] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-06 23:37:29,490 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-06 23:37:29,490 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2021-08-06 23:37:29,491 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142233564]
[2021-08-06 23:37:29,491 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-08-06 23:37:29,491 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:37:29,491 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-08-06 23:37:29,491 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-08-06 23:37:29,491 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:29,491 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:37:29,491 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 3 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:37:29,491 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:29,492 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:30,017 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:30,018 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:30,018 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:30,018 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:30,018 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:30,018 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:37:30,018 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:37:30,018 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:37:30,018 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:37:30,018 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:37:30,018 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:37:30,018 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:37:30,018 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:30,018 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:30,019 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:37:30,019 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:37:30,019 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:37:30,019 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:37:30,019 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:30,019 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:37:30,019 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:37:30,019 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. 
[2021-08-06 23:37:30,019 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2021-08-06 23:37:30,019 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. 
[2021-08-06 23:37:30,019 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. 
[2021-08-06 23:37:30,019 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. 
[2021-08-06 23:37:30,019 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. 
[2021-08-06 23:37:30,019 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:30,019 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:30,019 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37
[2021-08-06 23:37:30,019 INFO  L402      AbstractCegarLoop]: === Iteration 30 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:37:30,019 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:37:30,020 INFO  L82        PathProgramCache]: Analyzing trace with hash -1684991056, now seen corresponding path program 1 times
[2021-08-06 23:37:30,020 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:37:30,020 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462480268]
[2021-08-06 23:37:30,020 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:37:30,020 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:37:30,088 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:37:31,605 INFO  L134       CoverageAnalysis]: Checked inductivity of 1671 backedges. 52 proven. 98 refuted. 0 times theorem prover too weak. 1521 trivial. 0 not checked.
[2021-08-06 23:37:31,605 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:37:31,606 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462480268]
[2021-08-06 23:37:31,606 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462480268] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:37:31,606 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1333781075]
[2021-08-06 23:37:31,606 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:37:31,606 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:37:31,606 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:37:31,633 INFO  L229       MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:37:31,634 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process
[2021-08-06 23:37:34,878 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:37:34,882 INFO  L263         TraceCheckSpWp]: Trace formula consists of 801 conjuncts, 96 conjunts are in the unsatisfiable core
[2021-08-06 23:37:34,887 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:37:34,946 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5
[2021-08-06 23:37:34,991 INFO  L354             Elim1Store]: treesize reduction 18, result has 35.7 percent of original size
[2021-08-06 23:37:34,991 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21
[2021-08-06 23:37:35,096 INFO  L354             Elim1Store]: treesize reduction 36, result has 34.5 percent of original size
[2021-08-06 23:37:35,096 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33
[2021-08-06 23:37:35,161 INFO  L354             Elim1Store]: treesize reduction 12, result has 52.0 percent of original size
[2021-08-06 23:37:35,161 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25
[2021-08-06 23:37:35,421 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9
[2021-08-06 23:37:35,505 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:35,506 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22
[2021-08-06 23:37:35,583 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:35,583 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:35,584 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:35,586 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34
[2021-08-06 23:37:36,543 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:36,544 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:36,544 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:36,564 INFO  L354             Elim1Store]: treesize reduction 90, result has 23.7 percent of original size
[2021-08-06 23:37:36,565 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 56
[2021-08-06 23:37:36,761 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:36,762 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:36,763 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:36,782 INFO  L354             Elim1Store]: treesize reduction 90, result has 23.7 percent of original size
[2021-08-06 23:37:36,782 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 52
[2021-08-06 23:37:37,270 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:37,271 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:37,271 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:37,273 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:37:37,274 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:37,292 INFO  L354             Elim1Store]: treesize reduction 90, result has 23.7 percent of original size
[2021-08-06 23:37:37,293 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 52 treesize of output 51
[2021-08-06 23:37:37,382 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:37,382 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:37,383 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:37,383 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:37,384 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:37,384 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:37:37,388 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39
[2021-08-06 23:37:37,672 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:37,673 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 30
[2021-08-06 23:37:37,807 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:37,808 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32
[2021-08-06 23:37:38,377 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:38,377 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:38,378 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:37:38,392 INFO  L354             Elim1Store]: treesize reduction 60, result has 24.1 percent of original size
[2021-08-06 23:37:38,392 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 39
[2021-08-06 23:37:38,469 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:38,469 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:38,470 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:38,470 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 36
[2021-08-06 23:37:38,719 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:38,719 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 30
[2021-08-06 23:37:38,840 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:38,851 INFO  L354             Elim1Store]: treesize reduction 80, result has 19.2 percent of original size
[2021-08-06 23:37:38,852 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 41
[2021-08-06 23:37:40,835 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:40,836 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:40,836 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:40,837 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 36
[2021-08-06 23:37:40,975 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:40,976 INFO  L354             Elim1Store]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-06 23:37:40,977 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 27
[2021-08-06 23:37:41,359 INFO  L354             Elim1Store]: treesize reduction 31, result has 22.5 percent of original size
[2021-08-06 23:37:41,360 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 34 treesize of output 27
[2021-08-06 23:37:41,409 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:41,409 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24
[2021-08-06 23:37:41,441 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7
[2021-08-06 23:37:41,578 INFO  L134       CoverageAnalysis]: Checked inductivity of 1671 backedges. 52 proven. 156 refuted. 0 times theorem prover too weak. 1463 trivial. 0 not checked.
[2021-08-06 23:37:41,578 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1333781075] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:37:41,578 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-08-06 23:37:41,578 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 38] total 72
[2021-08-06 23:37:41,578 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419957150]
[2021-08-06 23:37:41,579 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 72 states
[2021-08-06 23:37:41,579 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:37:41,579 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants.
[2021-08-06 23:37:41,580 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=540, Invalid=4572, Unknown=0, NotChecked=0, Total=5112
[2021-08-06 23:37:41,580 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:41,580 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:37:41,580 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 72 states, 72 states have (on average 6.388888888888889) internal successors, (460), 72 states have internal predecessors, (460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:37:41,580 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:41,580 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:41,580 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:41,580 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:41,580 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:41,581 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2021-08-06 23:37:45,845 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. 
[2021-08-06 23:37:45,846 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. 
[2021-08-06 23:37:45,846 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. 
[2021-08-06 23:37:45,846 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. 
[2021-08-06 23:37:45,846 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:45,846 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:45,850 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. 
[2021-08-06 23:37:45,877 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0
[2021-08-06 23:37:46,050 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38
[2021-08-06 23:37:46,050 INFO  L402      AbstractCegarLoop]: === Iteration 31 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:37:46,051 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:37:46,051 INFO  L82        PathProgramCache]: Analyzing trace with hash 868512021, now seen corresponding path program 1 times
[2021-08-06 23:37:46,051 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:37:46,051 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118399860]
[2021-08-06 23:37:46,051 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:37:46,051 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:37:46,140 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:37:48,105 INFO  L134       CoverageAnalysis]: Checked inductivity of 1677 backedges. 5 proven. 209 refuted. 0 times theorem prover too weak. 1463 trivial. 0 not checked.
[2021-08-06 23:37:48,105 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:37:48,105 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118399860]
[2021-08-06 23:37:48,105 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118399860] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:37:48,105 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [749097886]
[2021-08-06 23:37:48,105 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:37:48,106 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:37:48,106 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:37:48,106 INFO  L229       MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:37:48,107 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process
[2021-08-06 23:37:51,654 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:37:51,658 INFO  L263         TraceCheckSpWp]: Trace formula consists of 806 conjuncts, 111 conjunts are in the unsatisfiable core
[2021-08-06 23:37:51,665 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:37:51,715 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5
[2021-08-06 23:37:51,747 INFO  L354             Elim1Store]: treesize reduction 18, result has 35.7 percent of original size
[2021-08-06 23:37:51,747 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21
[2021-08-06 23:37:51,861 INFO  L354             Elim1Store]: treesize reduction 36, result has 34.5 percent of original size
[2021-08-06 23:37:51,862 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33
[2021-08-06 23:37:51,933 INFO  L354             Elim1Store]: treesize reduction 12, result has 52.0 percent of original size
[2021-08-06 23:37:51,934 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25
[2021-08-06 23:37:52,194 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9
[2021-08-06 23:37:52,269 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:52,270 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22
[2021-08-06 23:37:52,364 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:52,364 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:52,365 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:52,365 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34
[2021-08-06 23:37:53,315 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:53,316 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:53,317 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:53,337 INFO  L354             Elim1Store]: treesize reduction 90, result has 23.7 percent of original size
[2021-08-06 23:37:53,338 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 56
[2021-08-06 23:37:53,525 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:53,526 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:53,527 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:53,543 INFO  L354             Elim1Store]: treesize reduction 90, result has 23.7 percent of original size
[2021-08-06 23:37:53,543 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 52
[2021-08-06 23:37:54,020 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:54,021 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:54,021 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:54,022 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:37:54,022 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:54,039 INFO  L354             Elim1Store]: treesize reduction 90, result has 23.7 percent of original size
[2021-08-06 23:37:54,039 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 52 treesize of output 51
[2021-08-06 23:37:54,128 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:54,129 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:54,129 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:54,130 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:54,130 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:54,131 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:37:54,131 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39
[2021-08-06 23:37:54,389 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 26
[2021-08-06 23:37:54,674 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:54,678 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28
[2021-08-06 23:37:55,753 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:55,768 INFO  L354             Elim1Store]: treesize reduction 54, result has 23.9 percent of original size
[2021-08-06 23:37:55,769 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 37
[2021-08-06 23:37:55,843 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:55,843 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:55,844 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:55,844 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34
[2021-08-06 23:37:56,022 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 23
[2021-08-06 23:37:56,140 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23
[2021-08-06 23:37:58,048 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:58,049 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22
[2021-08-06 23:37:58,269 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:37:58,270 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 18
[2021-08-06 23:37:58,786 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:58,802 INFO  L354             Elim1Store]: treesize reduction 32, result has 49.2 percent of original size
[2021-08-06 23:37:58,803 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 48
[2021-08-06 23:37:58,975 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:58,976 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:58,977 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:58,977 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 43
[2021-08-06 23:37:59,234 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:59,235 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 28
[2021-08-06 23:37:59,317 INFO  L354             Elim1Store]: treesize reduction 41, result has 18.0 percent of original size
[2021-08-06 23:37:59,317 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 29
[2021-08-06 23:37:59,558 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:37:59,559 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24
[2021-08-06 23:37:59,581 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7
[2021-08-06 23:37:59,646 INFO  L134       CoverageAnalysis]: Checked inductivity of 1677 backedges. 5 proven. 209 refuted. 0 times theorem prover too weak. 1463 trivial. 0 not checked.
[2021-08-06 23:37:59,647 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [749097886] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:37:59,647 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-08-06 23:37:59,647 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 44] total 81
[2021-08-06 23:37:59,647 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709936072]
[2021-08-06 23:37:59,647 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 81 states
[2021-08-06 23:37:59,647 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:37:59,648 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants.
[2021-08-06 23:37:59,649 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=622, Invalid=5858, Unknown=0, NotChecked=0, Total=6480
[2021-08-06 23:37:59,649 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:59,649 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:37:59,649 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 81 states, 81 states have (on average 5.6419753086419755) internal successors, (457), 81 states have internal predecessors, (457), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:37:59,649 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:37:59,649 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:59,649 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:59,649 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:37:59,649 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. 
[2021-08-06 23:37:59,650 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:38:05,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:38:05,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:38:05,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:38:05,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:38:05,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:38:05,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:38:05,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:38:05,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:38:05,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:38:05,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:38:05,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:38:05,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:38:05,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:38:05,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:38:05,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:38:05,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:38:05,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:38:05,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:38:05,678 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:38:05,679 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:38:05,679 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:38:05,679 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. 
[2021-08-06 23:38:05,679 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2021-08-06 23:38:05,679 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. 
[2021-08-06 23:38:05,679 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. 
[2021-08-06 23:38:05,679 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. 
[2021-08-06 23:38:05,679 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. 
[2021-08-06 23:38:05,679 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:38:05,679 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:38:05,679 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. 
[2021-08-06 23:38:05,680 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2021-08-06 23:38:05,709 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0
[2021-08-06 23:38:05,880 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39
[2021-08-06 23:38:05,880 INFO  L402      AbstractCegarLoop]: === Iteration 32 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:38:05,880 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:38:05,880 INFO  L82        PathProgramCache]: Analyzing trace with hash 1202841210, now seen corresponding path program 1 times
[2021-08-06 23:38:05,881 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:38:05,881 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088196929]
[2021-08-06 23:38:05,881 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:38:05,881 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:38:05,971 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:38:14,000 INFO  L134       CoverageAnalysis]: Checked inductivity of 1683 backedges. 1368 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:38:14,000 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-06 23:38:14,000 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088196929]
[2021-08-06 23:38:14,000 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088196929] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:38:14,000 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1349047728]
[2021-08-06 23:38:14,001 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:38:14,001 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:38:14,001 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-06 23:38:14,001 INFO  L229       MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2021-08-06 23:38:14,013 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process
[2021-08-06 23:38:18,084 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-06 23:38:18,090 INFO  L263         TraceCheckSpWp]: Trace formula consists of 811 conjuncts, 179 conjunts are in the unsatisfiable core
[2021-08-06 23:38:18,095 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2021-08-06 23:38:18,150 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5
[2021-08-06 23:38:18,258 INFO  L354             Elim1Store]: treesize reduction 18, result has 35.7 percent of original size
[2021-08-06 23:38:18,258 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21
[2021-08-06 23:38:18,426 INFO  L354             Elim1Store]: treesize reduction 36, result has 34.5 percent of original size
[2021-08-06 23:38:18,426 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33
[2021-08-06 23:38:18,553 INFO  L354             Elim1Store]: treesize reduction 12, result has 52.0 percent of original size
[2021-08-06 23:38:18,553 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25
[2021-08-06 23:38:18,992 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9
[2021-08-06 23:38:19,126 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:19,127 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22
[2021-08-06 23:38:19,267 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:19,268 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:19,268 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:19,272 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 34
[2021-08-06 23:38:20,684 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:20,685 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:20,685 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:20,715 INFO  L354             Elim1Store]: treesize reduction 90, result has 23.7 percent of original size
[2021-08-06 23:38:20,716 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 56
[2021-08-06 23:38:20,962 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:20,962 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:20,963 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:20,979 INFO  L354             Elim1Store]: treesize reduction 90, result has 23.7 percent of original size
[2021-08-06 23:38:20,980 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 52
[2021-08-06 23:38:21,736 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:21,737 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:21,738 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:21,738 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:38:21,739 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:21,756 INFO  L354             Elim1Store]: treesize reduction 90, result has 23.7 percent of original size
[2021-08-06 23:38:21,757 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 52 treesize of output 51
[2021-08-06 23:38:21,888 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:21,889 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:21,890 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:21,890 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:21,891 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:21,891 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:38:21,892 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 39
[2021-08-06 23:38:22,377 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:22,378 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 27
[2021-08-06 23:38:22,610 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:22,611 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32
[2021-08-06 23:38:23,749 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:23,750 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:23,750 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:38:23,761 INFO  L354             Elim1Store]: treesize reduction 44, result has 30.2 percent of original size
[2021-08-06 23:38:23,761 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 39
[2021-08-06 23:38:23,987 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:23,988 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:23,989 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:23,989 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:23,990 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:23,990 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:23,991 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 48
[2021-08-06 23:38:24,474 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:24,474 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:24,475 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:24,475 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 39
[2021-08-06 23:38:24,740 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:24,741 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:24,742 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:24,742 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46
[2021-08-06 23:38:34,506 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:34,507 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:34,507 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:34,508 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:34,508 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:34,509 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:34,510 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 57
[2021-08-06 23:38:35,142 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:35,143 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:35,144 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:35,144 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 48
[2021-08-06 23:38:36,861 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:36,862 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:36,862 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:36,863 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:36,863 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:36,863 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:38:36,888 INFO  L354             Elim1Store]: treesize reduction 66, result has 29.8 percent of original size
[2021-08-06 23:38:36,889 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 55 treesize of output 60
[2021-08-06 23:38:37,025 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:37,026 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:37,026 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:37,027 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:37,027 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:37,028 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:37,028 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 57
[2021-08-06 23:38:37,292 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:37,293 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:37,293 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:37,294 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 48
[2021-08-06 23:38:37,587 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:37,593 INFO  L354             Elim1Store]: treesize reduction 33, result has 21.4 percent of original size
[2021-08-06 23:38:37,594 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 49
[2021-08-06 23:38:38,790 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:38,791 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:38,791 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:38,798 INFO  L354             Elim1Store]: treesize reduction 43, result has 14.0 percent of original size
[2021-08-06 23:38:38,798 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 57 treesize of output 62
[2021-08-06 23:38:38,976 INFO  L190   IndexEqualityManager]: detected not equals via solver
[2021-08-06 23:38:38,976 INFO  L173   IndexEqualityManager]: detected equality via solver
[2021-08-06 23:38:38,984 INFO  L354             Elim1Store]: treesize reduction 61, result has 4.7 percent of original size
[2021-08-06 23:38:38,984 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 51 treesize of output 47
[2021-08-06 23:38:39,577 INFO  L354             Elim1Store]: treesize reduction 7, result has 12.5 percent of original size
[2021-08-06 23:38:39,577 INFO  L388             Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 14
[2021-08-06 23:38:39,698 INFO  L134       CoverageAnalysis]: Checked inductivity of 1683 backedges. 1425 proven. 258 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-06 23:38:39,698 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleZ3 [1349047728] provided 0 perfect and 1 imperfect interpolant sequences
[2021-08-06 23:38:39,698 INFO  L186   FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences.
[2021-08-06 23:38:39,698 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [103, 96] total 197
[2021-08-06 23:38:39,698 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078324061]
[2021-08-06 23:38:39,699 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 197 states
[2021-08-06 23:38:39,699 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-06 23:38:39,699 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 197 interpolants.
[2021-08-06 23:38:39,704 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=2059, Invalid=36553, Unknown=0, NotChecked=0, Total=38612
[2021-08-06 23:38:39,704 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:38:39,704 INFO  L470      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2021-08-06 23:38:39,705 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 197 states, 197 states have (on average 4.152284263959391) internal successors, (818), 197 states have internal predecessors, (818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-06 23:38:39,705 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:38:39,705 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:38:39,705 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:38:39,705 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:38:39,705 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:38:39,705 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:38:39,705 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:38:39,705 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:38:39,705 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:38:39,705 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:38:39,705 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:38:39,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:38:39,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:38:39,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:38:39,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:38:39,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:38:39,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:38:39,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:38:39,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:38:39,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:38:39,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:38:39,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. 
[2021-08-06 23:38:39,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. 
[2021-08-06 23:38:39,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. 
[2021-08-06 23:38:39,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. 
[2021-08-06 23:38:39,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. 
[2021-08-06 23:38:39,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. 
[2021-08-06 23:38:39,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:38:39,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:38:39,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. 
[2021-08-06 23:38:39,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. 
[2021-08-06 23:38:39,706 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:38:58,128 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2021-08-06 23:38:58,128 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:38:58,128 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:38:58,128 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-08-06 23:38:58,128 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:38:58,128 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-08-06 23:38:58,128 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2021-08-06 23:38:58,128 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-06 23:38:58,128 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. 
[2021-08-06 23:38:58,129 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. 
[2021-08-06 23:38:58,160 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0
[2021-08-06 23:38:58,330 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,30 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2021-08-06 23:38:58,330 INFO  L402      AbstractCegarLoop]: === Iteration 33 === Targeting t2Err0ASSERT_VIOLATIONERROR_FUNCTION === [t2Err0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2021-08-06 23:38:58,330 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-06 23:38:58,330 INFO  L82        PathProgramCache]: Analyzing trace with hash 272756850, now seen corresponding path program 1 times
[2021-08-06 23:38:58,330 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-06 23:38:58,330 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678073006]
[2021-08-06 23:38:58,331 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-06 23:38:58,331 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-08-06 23:38:58,459 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-08-06 23:38:58,459 INFO  L354             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-08-06 23:38:58,625 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-08-06 23:38:58,779 INFO  L133   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-08-06 23:38:58,779 INFO  L626         BasicCegarLoop]: Counterexample is feasible
[2021-08-06 23:38:58,779 INFO  L764   garLoopResultBuilder]: Registering result UNSAFE for location t2Err0ASSERT_VIOLATIONERROR_FUNCTION
[2021-08-06 23:38:58,780 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41
[2021-08-06 23:38:58,780 INFO  L308   ceAbstractionStarter]: Result for error location t2Thread1of1ForFork1 was UNSAFE (3/3)
[2021-08-06 23:38:58,782 INFO  L229   ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2021-08-06 23:38:58,782 INFO  L179   ceAbstractionStarter]: Computing trace abstraction results
[2021-08-06 23:38:59,003 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.08 11:38:59 BasicIcfg
[2021-08-06 23:38:59,003 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-08-06 23:38:59,003 INFO  L168              Benchmark]: Toolchain (without parser) took 210286.42 ms. Allocated memory was 191.9 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 154.5 MB in the beginning and 675.4 MB in the end (delta: -520.9 MB). Peak memory consumption was 1.2 GB. Max. memory is 8.0 GB.
[2021-08-06 23:38:59,003 INFO  L168              Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 191.9 MB. Free memory is still 173.0 MB. There was no memory consumed. Max. memory is 8.0 GB.
[2021-08-06 23:38:59,004 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 457.77 ms. Allocated memory is still 191.9 MB. Free memory was 154.3 MB in the beginning and 156.2 MB in the end (delta: -1.9 MB). Peak memory consumption was 10.0 MB. Max. memory is 8.0 GB.
[2021-08-06 23:38:59,004 INFO  L168              Benchmark]: Boogie Procedure Inliner took 47.44 ms. Allocated memory is still 191.9 MB. Free memory was 156.2 MB in the beginning and 153.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB.
[2021-08-06 23:38:59,004 INFO  L168              Benchmark]: Boogie Preprocessor took 50.18 ms. Allocated memory is still 191.9 MB. Free memory was 153.0 MB in the beginning and 150.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB.
[2021-08-06 23:38:59,004 INFO  L168              Benchmark]: RCFGBuilder took 613.01 ms. Allocated memory is still 191.9 MB. Free memory was 150.9 MB in the beginning and 151.6 MB in the end (delta: -688.3 kB). Peak memory consumption was 32.3 MB. Max. memory is 8.0 GB.
[2021-08-06 23:38:59,004 INFO  L168              Benchmark]: TraceAbstraction took 209113.50 ms. Allocated memory was 191.9 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 151.1 MB in the beginning and 675.4 MB in the end (delta: -524.3 MB). Peak memory consumption was 1.2 GB. Max. memory is 8.0 GB.
[2021-08-06 23:38:59,004 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.12 ms. Allocated memory is still 191.9 MB. Free memory is still 173.0 MB. There was no memory consumed. Max. memory is 8.0 GB.
 * CACSL2BoogieTranslator took 457.77 ms. Allocated memory is still 191.9 MB. Free memory was 154.3 MB in the beginning and 156.2 MB in the end (delta: -1.9 MB). Peak memory consumption was 10.0 MB. Max. memory is 8.0 GB.
 * Boogie Procedure Inliner took 47.44 ms. Allocated memory is still 191.9 MB. Free memory was 156.2 MB in the beginning and 153.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB.
 * Boogie Preprocessor took 50.18 ms. Allocated memory is still 191.9 MB. Free memory was 153.0 MB in the beginning and 150.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB.
 * RCFGBuilder took 613.01 ms. Allocated memory is still 191.9 MB. Free memory was 150.9 MB in the beginning and 151.6 MB in the end (delta: -688.3 kB). Peak memory consumption was 32.3 MB. Max. memory is 8.0 GB.
 * TraceAbstraction took 209113.50 ms. Allocated memory was 191.9 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 151.1 MB in the beginning and 675.4 MB in the end (delta: -524.3 MB). Peak memory consumption was 1.2 GB. Max. memory is 8.0 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: Independence relation benchmarks
    ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18902, positive: 17066, positive conditional: 17066, positive unconditional: 0, negative: 1836, negative conditional: 1836, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17129, positive: 17066, positive conditional: 17066, positive unconditional: 0, negative: 63, negative conditional: 63, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 17129, positive: 17066, positive conditional: 17066, positive unconditional: 0, negative: 63, negative conditional: 63, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17560, positive: 17066, positive conditional: 17034, positive unconditional: 32, negative: 494, negative conditional: 431, negative unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17560, positive: 17066, positive conditional: 2827, positive unconditional: 14239, negative: 494, negative conditional: 150, negative unconditional: 344, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17560, positive: 17066, positive conditional: 2827, positive unconditional: 14239, negative: 494, negative conditional: 150, negative unconditional: 344, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2200, positive: 2148, positive conditional: 372, positive unconditional: 1776, negative: 52, negative conditional: 27, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2200, positive: 2130, positive conditional: 0, positive unconditional: 2130, negative: 70, negative conditional: 0, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 70, positive: 18, positive conditional: 17, positive unconditional: 1, negative: 52, negative conditional: 27, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 160, positive: 60, positive conditional: 56, positive unconditional: 3, negative: 100, negative conditional: 45, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0]  ], Cache Queries: [ total: 17560, positive: 14918, positive conditional: 2455, positive unconditional: 12463, negative: 442, negative conditional: 123, negative unconditional: 319, unknown: 2200, unknown conditional: 399, unknown unconditional: 1801] , Statistics on independence cache: Total cache size (in pairs): 2200, Positive cache size: 2148, Positive conditional cache size: 372, Positive unconditional cache size: 1776, Negative cache size: 52, Negative conditional cache size: 27, Negative unconditional cache size: 25, Eliminated conditions: 14488, Maximal queried relation: 8, Independence queries for same thread: 1773
  - 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
  - StatisticsResult: Independence relation benchmarks
    ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 626, positive: 542, positive conditional: 542, positive unconditional: 0, negative: 84, negative conditional: 84, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 562, positive: 542, positive conditional: 542, positive unconditional: 0, negative: 20, negative conditional: 20, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 562, positive: 542, positive conditional: 542, positive unconditional: 0, negative: 20, negative conditional: 20, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 582, positive: 542, positive conditional: 542, positive unconditional: 0, negative: 40, negative conditional: 20, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 582, positive: 542, positive conditional: 0, positive unconditional: 542, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 582, positive: 542, positive conditional: 0, positive unconditional: 542, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 560, positive: 540, positive conditional: 0, positive unconditional: 540, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 560, positive: 540, positive conditional: 0, positive unconditional: 540, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 20, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 58, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 58, negative conditional: 0, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0]  ], Cache Queries: [ total: 582, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 560, unknown conditional: 0, unknown unconditional: 560] , Statistics on independence cache: Total cache size (in pairs): 560, Positive cache size: 540, Positive conditional cache size: 0, Positive unconditional cache size: 540, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Eliminated conditions: 562, Maximal queried relation: 1, Independence queries for same thread: 64
  - 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
  - StatisticsResult: Independence relation benchmarks
    ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 39779, positive: 37387, positive conditional: 37387, positive unconditional: 0, negative: 2392, negative conditional: 2392, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 37440, positive: 37387, positive conditional: 37387, positive unconditional: 0, negative: 53, negative conditional: 53, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 37440, positive: 37387, positive conditional: 37387, positive unconditional: 0, negative: 53, negative conditional: 53, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 39040, positive: 37387, positive conditional: 37312, positive unconditional: 75, negative: 1653, negative conditional: 1600, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 39040, positive: 37387, positive conditional: 8469, positive unconditional: 28918, negative: 1653, negative conditional: 163, negative unconditional: 1490, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 39040, positive: 37387, positive conditional: 8469, positive unconditional: 28918, negative: 1653, negative conditional: 163, negative unconditional: 1490, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1212, positive: 1152, positive conditional: 165, positive unconditional: 987, negative: 60, negative conditional: 49, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1212, positive: 1127, positive conditional: 0, positive unconditional: 1127, negative: 85, negative conditional: 0, negative unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 85, positive: 25, positive conditional: 24, positive unconditional: 1, negative: 60, negative conditional: 49, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 175, positive: 83, positive conditional: 81, positive unconditional: 2, negative: 92, negative conditional: 67, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0]  ], Cache Queries: [ total: 39040, positive: 36235, positive conditional: 8304, positive unconditional: 27931, negative: 1593, negative conditional: 114, negative unconditional: 1479, unknown: 1212, unknown conditional: 214, unknown unconditional: 998] , Statistics on independence cache: Total cache size (in pairs): 1212, Positive cache size: 1152, Positive conditional cache size: 165, Positive unconditional cache size: 987, Negative cache size: 60, Negative conditional cache size: 49, Negative unconditional cache size: 11, Eliminated conditions: 30280, Maximal queried relation: 32, Independence queries for same thread: 2339
  - 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
  - PositiveResult [Line: 1032]: call to reach_error is unreachable
    For all program executions holds that call to reach_error is unreachable at this location
  - PositiveResult [Line: 1059]: call to reach_error is unreachable
    For all program executions holds that call to reach_error is unreachable at this location
  - CounterExampleResult [Line: 1043]: a call to reach_error is reachable
    a call to reach_error is reachable
We found a FailurePath: 
[L947]                0  pthread_mutex_t m;
         VAL             [m={11:0}]
[L949]                0  int stored_elements[(800)];
         VAL             [m={11:0}, stored_elements={13:0}]
[L950]                0  _Bool enqueue_flag, dequeue_flag;
         VAL             [dequeue_flag=0, enqueue_flag=0, m={11:0}, stored_elements={13:0}]
[L951]                0  QType queue;
         VAL             [dequeue_flag=0, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1054]               0  pthread_t id1, id2;
         VAL             [dequeue_flag=0, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1055]               0  enqueue_flag=(1)
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1056]               0  dequeue_flag=(0)
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L954]                0  q->head=0
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L955]                0  q->tail=0
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L956]                0  q->amount=0
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L960]   EXPR         0  q->head
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L960]   EXPR         0  q->tail
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L960]   COND TRUE    0  q->head == q->tail
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L963]                0  return (-1);
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1058]  COND FALSE   0  !(!empty(&queue)==(-1))
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1062]  FCALL, FORK  0  pthread_create(&id1, ((void *)0), t1, &queue)
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1007]               1  int value, i;
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1009]               1  value = __VERIFIER_nondet_int()
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L980]   EXPR         1  q->tail
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L980]                1  q->element[q->tail] = x
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L981]   EXPR         1  q->amount
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L981]                1  q->amount++
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L982]   EXPR         1  q->tail
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L982]   COND FALSE   1  !(q->tail == (800))
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L988]   EXPR         1  q->tail
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L988]                1  q->tail++
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L990]                1  return 0;
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1010]  COND FALSE   1  !(enqueue(&queue,value))
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1013]               1  stored_elements[0]=value
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L960]   EXPR         1  q->head
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L960]   EXPR         1  q->tail
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L960]   COND FALSE   1  !(q->head == q->tail)
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L966]                1  return 0;
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1014]  COND FALSE   1  !(empty(&queue))
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]               1  i=0
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]  COND TRUE    1  i<((800)-1)
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1021]  COND TRUE    1  \read(enqueue_flag)
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1023]               1  value = __VERIFIER_nondet_int()
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L980]   EXPR         1  q->tail
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L980]                1  q->element[q->tail] = x
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L981]   EXPR         1  q->amount
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L981]                1  q->amount++
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L982]   EXPR         1  q->tail
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L982]   COND FALSE   1  !(q->tail == (800))
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L988]   EXPR         1  q->tail
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L988]                1  q->tail++
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L990]                1  return 0;
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1025]               1  stored_elements[i+1]=value
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1026]               1  enqueue_flag=(0)
         VAL             [dequeue_flag=0, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1027]               1  dequeue_flag=(1)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]               1  i++
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]  COND TRUE    1  i<((800)-1)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1021]  COND FALSE   1  !(\read(enqueue_flag))
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]               1  i++
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]  COND TRUE    1  i<((800)-1)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1021]  COND FALSE   1  !(\read(enqueue_flag))
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]               1  i++
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]  COND TRUE    1  i<((800)-1)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1021]  COND FALSE   1  !(\read(enqueue_flag))
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]               1  i++
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]  COND TRUE    1  i<((800)-1)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1021]  COND FALSE   1  !(\read(enqueue_flag))
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]               1  i++
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]  COND TRUE    1  i<((800)-1)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1021]  COND FALSE   1  !(\read(enqueue_flag))
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]               1  i++
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]  COND TRUE    1  i<((800)-1)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1021]  COND FALSE   1  !(\read(enqueue_flag))
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]               1  i++
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]  COND TRUE    1  i<((800)-1)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1021]  COND FALSE   1  !(\read(enqueue_flag))
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]               1  i++
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]  COND TRUE    1  i<((800)-1)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1021]  COND FALSE   1  !(\read(enqueue_flag))
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]               1  i++
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]  COND TRUE    1  i<((800)-1)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1021]  COND FALSE   1  !(\read(enqueue_flag))
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]               1  i++
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]  COND TRUE    1  i<((800)-1)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1021]  COND FALSE   1  !(\read(enqueue_flag))
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]               1  i++
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]  COND TRUE    1  i<((800)-1)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1021]  COND FALSE   1  !(\read(enqueue_flag))
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]               1  i++
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]  COND TRUE    1  i<((800)-1)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1021]  COND FALSE   1  !(\read(enqueue_flag))
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]               1  i++
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]  COND TRUE    1  i<((800)-1)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1021]  COND FALSE   1  !(\read(enqueue_flag))
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]               1  i++
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]  COND TRUE    1  i<((800)-1)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1021]  COND FALSE   1  !(\read(enqueue_flag))
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]               1  i++
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]  COND TRUE    1  i<((800)-1)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1021]  COND FALSE   1  !(\read(enqueue_flag))
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]               1  i++
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]  COND TRUE    1  i<((800)-1)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1021]  COND FALSE   1  !(\read(enqueue_flag))
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]               1  i++
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]  COND TRUE    1  i<((800)-1)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1021]  COND FALSE   1  !(\read(enqueue_flag))
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]               1  i++
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]  COND TRUE    1  i<((800)-1)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1021]  COND FALSE   1  !(\read(enqueue_flag))
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]               1  i++
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]  COND TRUE    1  i<((800)-1)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1021]  COND FALSE   1  !(\read(enqueue_flag))
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]               1  i++
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1018]  COND TRUE    1  i<((800)-1)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1063]  FCALL, FORK  0  pthread_create(&id2, ((void *)0), t2, &queue)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1036]               2  int i;
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1037]               2  i=0
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1037]  COND TRUE    2  i<(800)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1040]  COND TRUE    2  \read(dequeue_flag)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L994]                2  int x;
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L995]   EXPR         2  q->head
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L995]   EXPR         2  q->element[q->head]
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L995]                2  x = q->element[q->head]
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L996]   EXPR         2  q->amount
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L996]                2  q->amount--
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L997]   EXPR         2  q->head
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L997]   COND FALSE   2  !(q->head == (800))
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1002]  EXPR         2  q->head
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1002]               2  q->head++
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1003]               2  return x;
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1042]  EXPR         2  stored_elements[i]
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1042]  COND FALSE   2  !(!dequeue(&queue)==stored_elements[i])
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1045]               2  dequeue_flag=(0)
         VAL             [dequeue_flag=0, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1046]               2  enqueue_flag=(1)
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1037]               2  i++
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1037]  COND TRUE    2  i<(800)
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1040]  COND FALSE   2  !(\read(dequeue_flag))
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1037]               2  i++
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1037]  COND TRUE    2  i<(800)
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1064]               0  \read(id1)
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1021]  COND TRUE    1  \read(enqueue_flag)
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1023]               1  value = __VERIFIER_nondet_int()
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L980]   EXPR         1  q->tail
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L980]                1  q->element[q->tail] = x
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L981]   EXPR         1  q->amount
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L981]                1  q->amount++
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L982]   EXPR         1  q->tail
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L982]   COND FALSE   1  !(q->tail == (800))
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L988]   EXPR         1  q->tail
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L988]                1  q->tail++
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L990]                1  return 0;
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1025]               1  stored_elements[i+1]=value
         VAL             [dequeue_flag=0, enqueue_flag=1, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1026]               1  enqueue_flag=(0)
         VAL             [dequeue_flag=0, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1027]               1  dequeue_flag=(1)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1040]  COND TRUE    2  \read(dequeue_flag)
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L994]                2  int x;
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L995]   EXPR         2  q->head
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L995]   EXPR         2  q->element[q->head]
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L995]                2  x = q->element[q->head]
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L996]   EXPR         2  q->amount
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L996]                2  q->amount--
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L997]   EXPR         2  q->head
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L997]   COND FALSE   2  !(q->head == (800))
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1002]  EXPR         2  q->head
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1002]               2  q->head++
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1003]               2  return x;
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1042]  EXPR         2  stored_elements[i]
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1042]  COND TRUE    2  !dequeue(&queue)==stored_elements[i]
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]
[L1043]               2  reach_error()
         VAL             [dequeue_flag=1, enqueue_flag=0, m={11:0}, queue={14:0}, stored_elements={13:0}]

  - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t1Thread1of1ForFork0 with 1 thread instances
    CFG has 5 procedures, 402 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 8691.7ms, OverallIterations: 8, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 19.4ms, PartialOrderReductionTime: 5695.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 86, 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: 49.3ms SsaConstructionTime, 214.5ms SatisfiabilityAnalysisTime, 2508.9ms InterpolantComputationTime, 864 NumberOfCodeBlocks, 864 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 856 ConstructedInterpolants, 0 QuantifiedInterpolants, 5925 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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
  - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances
    CFG has 5 procedures, 402 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 147.9ms, OverallIterations: 1, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 2.1ms, PartialOrderReductionTime: 82.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2, 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: 0.9ms SsaConstructionTime, 4.9ms SatisfiabilityAnalysisTime, 9.0ms InterpolantComputationTime, 49 NumberOfCodeBlocks, 49 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 48 ConstructedInterpolants, 0 QuantifiedInterpolants, 48 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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
  - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t2Thread1of1ForFork1 with 1 thread instances
    CFG has 5 procedures, 402 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 199865.8ms, OverallIterations: 33, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.5ms, PartialOrderReductionTime: 55567.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1056, 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: 778.4ms SsaConstructionTime, 3394.3ms SatisfiabilityAnalysisTime, 95352.2ms InterpolantComputationTime, 17233 NumberOfCodeBlocks, 16439 NumberOfCodeBlocksAsserted, 87 NumberOfCheckSat, 16749 ConstructedInterpolants, 15 QuantifiedInterpolants, 135359 SizeOfPredicates, 809 NumberOfNonLiveVariables, 14400 ConjunctsInSsa, 1172 ConjunctsInUnsatCore, 58 InterpolantComputations, 10 PerfectInterpolantSequences, 15493/37938 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be incorrect!
[2021-08-06 23:38:59,038 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0
[2021-08-06 23:38:59,236 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0
[2021-08-06 23:38:59,437 INFO  L540       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0
[2021-08-06 23:38:59,662 INFO  L552       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0
Received shutdown request...