/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-FA-NoLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe035_power.oepc.i


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


This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99
[2021-07-09 22:13:26,921 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2021-07-09 22:13:26,922 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2021-07-09 22:13:26,945 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-07-09 22:13:26,946 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-07-09 22:13:26,946 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-07-09 22:13:26,947 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-07-09 22:13:26,953 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2021-07-09 22:13:26,954 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-07-09 22:13:26,955 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-07-09 22:13:26,956 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2021-07-09 22:13:26,956 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-07-09 22:13:26,956 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-07-09 22:13:26,957 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-07-09 22:13:26,958 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-07-09 22:13:26,958 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-07-09 22:13:26,959 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-07-09 22:13:26,959 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-07-09 22:13:26,960 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-07-09 22:13:26,961 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-07-09 22:13:26,962 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-07-09 22:13:26,963 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-07-09 22:13:26,964 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-07-09 22:13:26,964 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-07-09 22:13:26,966 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-07-09 22:13:26,966 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-07-09 22:13:26,966 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-07-09 22:13:26,967 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-07-09 22:13:26,967 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-07-09 22:13:26,968 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-07-09 22:13:26,968 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-07-09 22:13:26,968 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-07-09 22:13:26,969 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-07-09 22:13:26,979 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-07-09 22:13:26,979 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-07-09 22:13:26,980 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2021-07-09 22:13:26,980 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-07-09 22:13:26,980 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-07-09 22:13:26,980 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2021-07-09 22:13:26,981 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2021-07-09 22:13:26,981 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-07-09 22:13:26,985 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-FA-NoLbe-Delay.epf
[2021-07-09 22:13:27,007 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-07-09 22:13:27,008 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-07-09 22:13:27,008 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-07-09 22:13:27,009 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2021-07-09 22:13:27,009 INFO  L138        SettingsManager]:  * Use SBE=true
[2021-07-09 22:13:27,009 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-07-09 22:13:27,009 INFO  L138        SettingsManager]:  * sizeof long=4
[2021-07-09 22:13:27,009 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2021-07-09 22:13:27,009 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2021-07-09 22:13:27,009 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-07-09 22:13:27,009 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-07-09 22:13:27,009 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-07-09 22:13:27,010 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-07-09 22:13:27,010 INFO  L138        SettingsManager]:  * sizeof long double=12
[2021-07-09 22:13:27,010 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-07-09 22:13:27,010 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-07-09 22:13:27,010 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-07-09 22:13:27,010 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-07-09 22:13:27,010 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-07-09 22:13:27,010 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2021-07-09 22:13:27,010 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-07-09 22:13:27,010 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-07-09 22:13:27,011 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-07-09 22:13:27,011 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-07-09 22:13:27,011 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-07-09 22:13:27,011 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2021-07-09 22:13:27,011 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-07-09 22:13:27,011 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2021-07-09 22:13:27,011 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-07-09 22:13:27,011 INFO  L138        SettingsManager]:  * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET
[2021-07-09 22:13:27,011 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2021-07-09 22:13:27,248 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-07-09 22:13:27,264 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-07-09 22:13:27,265 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-07-09 22:13:27,266 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-07-09 22:13:27,268 INFO  L275        PluginConnector]: CDTParser initialized
[2021-07-09 22:13:27,268 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe035_power.oepc.i
[2021-07-09 22:13:27,311 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7517b234/e9a8eb1462444545b7c01cb83bcc296b/FLAGa6be1b590
[2021-07-09 22:13:27,731 INFO  L306              CDTParser]: Found 1 translation units.
[2021-07-09 22:13:27,731 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_power.oepc.i
[2021-07-09 22:13:27,757 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7517b234/e9a8eb1462444545b7c01cb83bcc296b/FLAGa6be1b590
[2021-07-09 22:13:27,765 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7517b234/e9a8eb1462444545b7c01cb83bcc296b
[2021-07-09 22:13:27,766 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-07-09 22:13:27,767 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2021-07-09 22:13:27,772 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-07-09 22:13:27,772 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-07-09 22:13:27,774 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-07-09 22:13:27,775 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.07 10:13:27" (1/1) ...
[2021-07-09 22:13:27,776 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64d067eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:13:27, skipping insertion in model container
[2021-07-09 22:13:27,776 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.07 10:13:27" (1/1) ...
[2021-07-09 22:13:27,783 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-07-09 22:13:27,827 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-07-09 22:13:27,965 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-wmm/safe035_power.oepc.i[952,965]
[2021-07-09 22:13:28,189 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-07-09 22:13:28,194 INFO  L203         MainTranslator]: Completed pre-run
[2021-07-09 22:13:28,209 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-wmm/safe035_power.oepc.i[952,965]
[2021-07-09 22:13:28,267 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-07-09 22:13:28,309 INFO  L208         MainTranslator]: Completed translation
[2021-07-09 22:13:28,309 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:13:28 WrapperNode
[2021-07-09 22:13:28,310 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-07-09 22:13:28,311 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-07-09 22:13:28,311 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-07-09 22:13:28,312 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2021-07-09 22:13:28,316 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:13:28" (1/1) ...
[2021-07-09 22:13:28,338 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:13:28" (1/1) ...
[2021-07-09 22:13:28,376 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-07-09 22:13:28,376 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-07-09 22:13:28,377 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2021-07-09 22:13:28,377 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2021-07-09 22:13:28,385 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:13:28" (1/1) ...
[2021-07-09 22:13:28,385 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:13:28" (1/1) ...
[2021-07-09 22:13:28,396 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:13:28" (1/1) ...
[2021-07-09 22:13:28,396 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:13:28" (1/1) ...
[2021-07-09 22:13:28,411 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:13:28" (1/1) ...
[2021-07-09 22:13:28,425 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:13:28" (1/1) ...
[2021-07-09 22:13:28,435 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:13:28" (1/1) ...
[2021-07-09 22:13:28,439 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-07-09 22:13:28,440 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-07-09 22:13:28,440 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2021-07-09 22:13:28,440 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2021-07-09 22:13:28,441 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:13:28" (1/1) ...
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-07-09 22:13:28,509 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2021-07-09 22:13:28,509 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2021-07-09 22:13:28,509 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-07-09 22:13:28,509 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-07-09 22:13:28,510 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2021-07-09 22:13:28,510 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2021-07-09 22:13:28,510 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2021-07-09 22:13:28,511 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2021-07-09 22:13:28,511 INFO  L130     BoogieDeclarations]: Found specification of procedure P2
[2021-07-09 22:13:28,511 INFO  L138     BoogieDeclarations]: Found implementation of procedure P2
[2021-07-09 22:13:28,511 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2021-07-09 22:13:28,511 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2021-07-09 22:13:28,511 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-07-09 22:13:28,511 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-07-09 22:13:28,512 WARN  L209             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2021-07-09 22:13:31,448 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-07-09 22:13:31,448 INFO  L299             CfgBuilder]: Removed 10 assume(true) statements.
[2021-07-09 22:13:31,451 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 10:13:31 BoogieIcfgContainer
[2021-07-09 22:13:31,451 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-07-09 22:13:31,455 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-07-09 22:13:31,455 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2021-07-09 22:13:31,457 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2021-07-09 22:13:31,457 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.07 10:13:27" (1/3) ...
[2021-07-09 22:13:31,458 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a529a4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 10:13:31, skipping insertion in model container
[2021-07-09 22:13:31,458 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 10:13:28" (2/3) ...
[2021-07-09 22:13:31,458 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a529a4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 10:13:31, skipping insertion in model container
[2021-07-09 22:13:31,458 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 10:13:31" (3/3) ...
[2021-07-09 22:13:31,459 INFO  L111   eAbstractionObserver]: Analyzing ICFG safe035_power.oepc.i
[2021-07-09 22:13:31,464 WARN  L148   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2021-07-09 22:13:31,464 INFO  L214   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-07-09 22:13:31,464 INFO  L162   ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2021-07-09 22:13:31,465 INFO  L474   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-07-09 22:13:31,504 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,505 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,505 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,505 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,505 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,505 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,505 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,505 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,505 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,506 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,506 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,506 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,506 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,506 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,506 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,506 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,506 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,507 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,507 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,507 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,507 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,507 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,508 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,508 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,508 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,508 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,509 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,509 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,509 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,509 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,509 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,509 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,510 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,510 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,510 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,510 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,511 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,511 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,511 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,511 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,511 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,511 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,511 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,511 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,512 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,512 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,512 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,512 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,512 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,512 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,512 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,512 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,512 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,512 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,512 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,513 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,513 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,513 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,513 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,513 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,513 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,513 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,514 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,514 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,514 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,514 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,514 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,514 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,514 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,514 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,514 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,514 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,515 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,515 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,515 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,515 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,516 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,516 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,516 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,516 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,516 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,516 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,516 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,516 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,517 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,517 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,517 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,517 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,517 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,517 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,517 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,517 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,517 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,517 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,517 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,517 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,518 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,519 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,521 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,522 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,523 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,523 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,528 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,528 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,528 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,528 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,528 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,528 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,528 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,528 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,528 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,529 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,529 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,529 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,529 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,529 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,529 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,529 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,529 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,529 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,529 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,529 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,529 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,529 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,529 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,529 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,529 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,529 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,530 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,530 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,530 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,530 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,530 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,530 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,530 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,530 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,530 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,530 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,531 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,531 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,531 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,532 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,532 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,532 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,532 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,532 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,532 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,532 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,532 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,532 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,532 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,533 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,533 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,533 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,533 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,533 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,533 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,533 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,533 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,534 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,534 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,534 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,534 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,534 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,534 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,534 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,534 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,534 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,534 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,534 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,534 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,534 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,535 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,535 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,535 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,535 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,535 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,535 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,535 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,535 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,535 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,535 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,535 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,535 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,536 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,536 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,536 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,536 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,536 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,536 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,536 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,536 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,536 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,536 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,536 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,536 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,536 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,537 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,537 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,537 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,537 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,537 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,537 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,537 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,537 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,537 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,537 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,537 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,537 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,537 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,537 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,537 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,537 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,538 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,538 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,538 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,538 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,538 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,538 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,538 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,538 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,538 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,538 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,538 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,540 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,542 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,542 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,549 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,549 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,549 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,549 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,549 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,549 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,549 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,549 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,549 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,549 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,549 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,550 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,550 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,550 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,550 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,550 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,550 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,550 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,550 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,550 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,550 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,550 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,550 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,550 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,550 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,550 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,550 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,550 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,551 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,551 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,551 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,551 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,551 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,551 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,551 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,553 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,553 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,553 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,553 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,554 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,554 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,554 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,554 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,554 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,554 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,554 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,554 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,554 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,554 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,555 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,555 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,555 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,555 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,556 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,556 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,556 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,556 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,557 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,557 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,557 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,557 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,557 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,557 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,557 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,557 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,557 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,557 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,557 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,557 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,557 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,558 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,558 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,558 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,558 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,558 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,558 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,558 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,558 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,558 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,558 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,558 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,558 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,558 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,558 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,559 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,559 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,559 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,559 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,559 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,559 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,559 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,559 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,560 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite85| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,561 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,561 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,561 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite84| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,561 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,561 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite83| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,561 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite82| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,561 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,561 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite81| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,561 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite80| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,561 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,561 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,561 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,561 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,562 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,562 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,562 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,562 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,562 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,562 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite86| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,562 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,562 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,562 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,562 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,562 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,562 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,562 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,562 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,563 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,563 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,563 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,563 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,563 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite79| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,563 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite78| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,563 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,563 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,563 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite77| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,563 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite76| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,563 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,563 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,563 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite75| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,564 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,564 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,565 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,565 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,565 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,565 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,565 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,565 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,565 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,565 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,565 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,565 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,565 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,565 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,565 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,566 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-07-09 22:13:31,566 INFO  L149    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2021-07-09 22:13:31,582 INFO  L255      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2021-07-09 22:13:31,599 INFO  L378      AbstractCegarLoop]: Interprodecural is true
[2021-07-09 22:13:31,599 INFO  L379      AbstractCegarLoop]: Hoare is false
[2021-07-09 22:13:31,599 INFO  L380      AbstractCegarLoop]: Compute interpolants for FPandBP
[2021-07-09 22:13:31,599 INFO  L381      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2021-07-09 22:13:31,599 INFO  L382      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-07-09 22:13:31,599 INFO  L383      AbstractCegarLoop]: Difference is false
[2021-07-09 22:13:31,599 INFO  L384      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-07-09 22:13:31,599 INFO  L388      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P2Thread1of1ForFork1========
[2021-07-09 22:13:32,819 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 7232 states, 7136 states have (on average 2.342068385650224) internal successors, (16713), 7231 states have internal predecessors, (16713), 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)
[2021-07-09 22:13:32,827 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 58
[2021-07-09 22:13:32,827 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:32,827 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:32,828 INFO  L430      AbstractCegarLoop]: === Iteration 1 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:32,831 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:32,831 INFO  L82        PathProgramCache]: Analyzing trace with hash 502201670, now seen corresponding path program 1 times
[2021-07-09 22:13:32,836 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:32,836 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535923905]
[2021-07-09 22:13:32,836 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:32,915 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:33,026 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:33,027 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:33,027 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:33,028 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:33,034 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:33,034 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:33,034 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535923905]
[2021-07-09 22:13:33,035 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535923905] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:33,035 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:33,035 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-07-09 22:13:33,035 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793141297]
[2021-07-09 22:13:33,037 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 3 states
[2021-07-09 22:13:33,037 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:33,044 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-07-09 22:13:33,045 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-07-09 22:13:33,060 INFO  L87              Difference]: Start difference. First operand  has 7232 states, 7136 states have (on average 2.342068385650224) internal successors, (16713), 7231 states have internal predecessors, (16713), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand  has 3 states, 2 states have (on average 28.5) internal successors, (57), 3 states have internal predecessors, (57), 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)
[2021-07-09 22:13:33,131 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:33,131 INFO  L93              Difference]: Finished difference Result 4883 states and 9724 transitions.
[2021-07-09 22:13:33,132 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-07-09 22:13:33,133 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 2 states have (on average 28.5) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57
[2021-07-09 22:13:33,134 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:33,137 INFO  L225             Difference]: With dead ends: 4883
[2021-07-09 22:13:33,137 INFO  L226             Difference]: Without dead ends: 0
[2021-07-09 22:13:33,138 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-07-09 22:13:33,148 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2021-07-09 22:13:33,150 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2021-07-09 22:13:33,151 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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)
[2021-07-09 22:13:33,151 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2021-07-09 22:13:33,152 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 57
[2021-07-09 22:13:33,152 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:33,152 INFO  L482      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2021-07-09 22:13:33,152 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 3 states, 2 states have (on average 28.5) internal successors, (57), 3 states have internal predecessors, (57), 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)
[2021-07-09 22:13:33,152 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2021-07-09 22:13:33,152 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2021-07-09 22:13:33,152 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-07-09 22:13:33,153 INFO  L301   ceAbstractionStarter]: Result for error location P2Thread1of1ForFork1 was SAFE (1/2)
[2021-07-09 22:13:33,154 INFO  L255      AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2021-07-09 22:13:33,154 INFO  L378      AbstractCegarLoop]: Interprodecural is true
[2021-07-09 22:13:33,154 INFO  L379      AbstractCegarLoop]: Hoare is false
[2021-07-09 22:13:33,154 INFO  L380      AbstractCegarLoop]: Compute interpolants for FPandBP
[2021-07-09 22:13:33,154 INFO  L381      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2021-07-09 22:13:33,155 INFO  L382      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-07-09 22:13:33,155 INFO  L383      AbstractCegarLoop]: Difference is false
[2021-07-09 22:13:33,155 INFO  L384      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-07-09 22:13:33,155 INFO  L388      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start========
[2021-07-09 22:13:34,887 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 13631 states, 12187 states have (on average 2.4407975711824075) internal successors, (29746), 13630 states have internal predecessors, (29746), 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)
[2021-07-09 22:13:34,904 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 70
[2021-07-09 22:13:34,905 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:34,905 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:34,905 INFO  L430      AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:34,905 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:34,905 INFO  L82        PathProgramCache]: Analyzing trace with hash -281438858, now seen corresponding path program 1 times
[2021-07-09 22:13:34,906 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:34,906 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90254291]
[2021-07-09 22:13:34,906 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:35,027 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:35,145 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:35,146 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:35,146 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:35,147 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:35,154 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-07-09 22:13:35,155 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-07-09 22:13:35,170 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:35,171 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:35,177 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:35,178 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:35,187 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:35,187 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:35,188 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:35,188 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:35,188 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90254291]
[2021-07-09 22:13:35,188 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90254291] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:35,188 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:35,188 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-07-09 22:13:35,188 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393088398]
[2021-07-09 22:13:35,189 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 6 states
[2021-07-09 22:13:35,189 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:35,189 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-07-09 22:13:35,189 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-07-09 22:13:35,206 INFO  L87              Difference]: Start difference. First operand  has 13631 states, 12187 states have (on average 2.4407975711824075) internal successors, (29746), 13630 states have internal predecessors, (29746), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand  has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-07-09 22:13:35,431 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:35,431 INFO  L93              Difference]: Finished difference Result 14441 states and 30686 transitions.
[2021-07-09 22:13:35,431 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-07-09 22:13:35,432 INFO  L78                 Accepts]: Start accepts. Automaton has  has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69
[2021-07-09 22:13:35,432 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:35,482 INFO  L225             Difference]: With dead ends: 14441
[2021-07-09 22:13:35,482 INFO  L226             Difference]: Without dead ends: 5646
[2021-07-09 22:13:35,483 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 78.6ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110
[2021-07-09 22:13:35,518 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 5646 states.
[2021-07-09 22:13:35,663 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 5646 to 5646.
[2021-07-09 22:13:35,670 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 5646 states, 5565 states have (on average 2.4911051212938005) internal successors, (13863), 5645 states have internal predecessors, (13863), 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)
[2021-07-09 22:13:35,690 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 5646 states to 5646 states and 13863 transitions.
[2021-07-09 22:13:35,691 INFO  L78                 Accepts]: Start accepts. Automaton has 5646 states and 13863 transitions. Word has length 69
[2021-07-09 22:13:35,692 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:35,692 INFO  L482      AbstractCegarLoop]: Abstraction has 5646 states and 13863 transitions.
[2021-07-09 22:13:35,692 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-07-09 22:13:35,692 INFO  L276                IsEmpty]: Start isEmpty. Operand 5646 states and 13863 transitions.
[2021-07-09 22:13:35,699 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 74
[2021-07-09 22:13:35,699 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:35,699 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:35,699 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-07-09 22:13:35,700 INFO  L430      AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:35,700 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:35,700 INFO  L82        PathProgramCache]: Analyzing trace with hash 198165529, now seen corresponding path program 1 times
[2021-07-09 22:13:35,700 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:35,700 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959847430]
[2021-07-09 22:13:35,700 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:35,825 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:35,882 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:35,883 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:35,885 INFO  L142       QuantifierPusher]: treesize reduction 9, result has 62.5 percent of original size
[2021-07-09 22:13:35,886 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-07-09 22:13:35,895 INFO  L142       QuantifierPusher]: treesize reduction 37, result has 41.3 percent of original size
[2021-07-09 22:13:35,896 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26
[2021-07-09 22:13:35,912 INFO  L142       QuantifierPusher]: treesize reduction 26, result has 58.1 percent of original size
[2021-07-09 22:13:35,914 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36
[2021-07-09 22:13:35,932 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-07-09 22:13:35,933 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-07-09 22:13:35,949 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:35,950 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:35,961 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:35,962 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:35,970 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:35,971 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:35,972 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:35,972 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:35,973 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959847430]
[2021-07-09 22:13:35,973 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959847430] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:35,973 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:35,973 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2021-07-09 22:13:35,974 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568612611]
[2021-07-09 22:13:35,975 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 8 states
[2021-07-09 22:13:35,977 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:35,978 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2021-07-09 22:13:35,978 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2021-07-09 22:13:35,978 INFO  L87              Difference]: Start difference. First operand 5646 states and 13863 transitions. Second operand  has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 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)
[2021-07-09 22:13:36,438 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:36,438 INFO  L93              Difference]: Finished difference Result 8493 states and 22112 transitions.
[2021-07-09 22:13:36,439 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-07-09 22:13:36,439 INFO  L78                 Accepts]: Start accepts. Automaton has  has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73
[2021-07-09 22:13:36,440 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:36,467 INFO  L225             Difference]: With dead ends: 8493
[2021-07-09 22:13:36,467 INFO  L226             Difference]: Without dead ends: 7221
[2021-07-09 22:13:36,468 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 126.3ms TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156
[2021-07-09 22:13:36,485 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 7221 states.
[2021-07-09 22:13:36,571 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 7221 to 5889.
[2021-07-09 22:13:36,579 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 5889 states, 5808 states have (on average 2.489669421487603) internal successors, (14460), 5888 states have internal predecessors, (14460), 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)
[2021-07-09 22:13:36,594 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 5889 states to 5889 states and 14460 transitions.
[2021-07-09 22:13:36,594 INFO  L78                 Accepts]: Start accepts. Automaton has 5889 states and 14460 transitions. Word has length 73
[2021-07-09 22:13:36,594 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:36,595 INFO  L482      AbstractCegarLoop]: Abstraction has 5889 states and 14460 transitions.
[2021-07-09 22:13:36,595 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 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)
[2021-07-09 22:13:36,595 INFO  L276                IsEmpty]: Start isEmpty. Operand 5889 states and 14460 transitions.
[2021-07-09 22:13:36,601 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 74
[2021-07-09 22:13:36,601 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:36,601 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:36,601 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2021-07-09 22:13:36,601 INFO  L430      AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:36,601 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:36,602 INFO  L82        PathProgramCache]: Analyzing trace with hash -654354667, now seen corresponding path program 2 times
[2021-07-09 22:13:36,602 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:36,602 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993180560]
[2021-07-09 22:13:36,602 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:36,701 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:36,794 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:36,794 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:36,795 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:36,795 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:36,798 INFO  L142       QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size
[2021-07-09 22:13:36,799 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-07-09 22:13:36,803 INFO  L142       QuantifierPusher]: treesize reduction 2, result has 87.5 percent of original size
[2021-07-09 22:13:36,803 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-07-09 22:13:36,822 INFO  L142       QuantifierPusher]: treesize reduction 75, result has 56.6 percent of original size
[2021-07-09 22:13:36,825 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98
[2021-07-09 22:13:36,853 INFO  L142       QuantifierPusher]: treesize reduction 36, result has 62.5 percent of original size
[2021-07-09 22:13:36,854 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60
[2021-07-09 22:13:36,876 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-07-09 22:13:36,877 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-07-09 22:13:36,896 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:36,896 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:36,908 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:36,908 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:36,932 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:36,932 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:36,935 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:36,935 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:36,935 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993180560]
[2021-07-09 22:13:36,935 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [993180560] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:36,935 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:36,935 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2021-07-09 22:13:36,935 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122985563]
[2021-07-09 22:13:36,936 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 9 states
[2021-07-09 22:13:36,936 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:36,937 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2021-07-09 22:13:36,937 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72
[2021-07-09 22:13:36,937 INFO  L87              Difference]: Start difference. First operand 5889 states and 14460 transitions. Second operand  has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 9 states have internal predecessors, (73), 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)
[2021-07-09 22:13:37,459 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:37,459 INFO  L93              Difference]: Finished difference Result 9354 states and 23939 transitions.
[2021-07-09 22:13:37,460 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-07-09 22:13:37,460 INFO  L78                 Accepts]: Start accepts. Automaton has  has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 9 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73
[2021-07-09 22:13:37,460 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:37,487 INFO  L225             Difference]: With dead ends: 9354
[2021-07-09 22:13:37,488 INFO  L226             Difference]: Without dead ends: 7192
[2021-07-09 22:13:37,488 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 247.3ms TimeCoverageRelationStatistics Valid=85, Invalid=187, Unknown=0, NotChecked=0, Total=272
[2021-07-09 22:13:37,506 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 7192 states.
[2021-07-09 22:13:37,620 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 7192 to 5689.
[2021-07-09 22:13:37,627 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 5689 states, 5608 states have (on average 2.481098430813124) internal successors, (13914), 5688 states have internal predecessors, (13914), 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)
[2021-07-09 22:13:37,639 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 5689 states to 5689 states and 13914 transitions.
[2021-07-09 22:13:37,639 INFO  L78                 Accepts]: Start accepts. Automaton has 5689 states and 13914 transitions. Word has length 73
[2021-07-09 22:13:37,640 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:37,640 INFO  L482      AbstractCegarLoop]: Abstraction has 5689 states and 13914 transitions.
[2021-07-09 22:13:37,640 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 9 states have internal predecessors, (73), 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)
[2021-07-09 22:13:37,641 INFO  L276                IsEmpty]: Start isEmpty. Operand 5689 states and 13914 transitions.
[2021-07-09 22:13:37,647 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 74
[2021-07-09 22:13:37,647 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:37,648 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:37,648 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2021-07-09 22:13:37,648 INFO  L430      AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:37,648 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:37,648 INFO  L82        PathProgramCache]: Analyzing trace with hash -53534029, now seen corresponding path program 3 times
[2021-07-09 22:13:37,649 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:37,649 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519431217]
[2021-07-09 22:13:37,649 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:37,712 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:37,780 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:37,780 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:37,780 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:37,781 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:37,783 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:37,783 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-07-09 22:13:37,787 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:37,788 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-07-09 22:13:37,793 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:37,793 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-07-09 22:13:37,801 INFO  L142       QuantifierPusher]: treesize reduction 10, result has 85.1 percent of original size
[2021-07-09 22:13:37,803 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57
[2021-07-09 22:13:37,822 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:37,823 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34
[2021-07-09 22:13:37,844 INFO  L142       QuantifierPusher]: treesize reduction 41, result has 45.3 percent of original size
[2021-07-09 22:13:37,844 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34
[2021-07-09 22:13:37,872 INFO  L142       QuantifierPusher]: treesize reduction 132, result has 37.7 percent of original size
[2021-07-09 22:13:37,875 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80
[2021-07-09 22:13:37,921 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-07-09 22:13:37,922 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-07-09 22:13:37,936 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:37,936 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:37,945 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:37,945 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:37,957 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:37,957 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:37,957 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:37,957 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:37,958 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519431217]
[2021-07-09 22:13:37,958 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519431217] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:37,958 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:37,958 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13
[2021-07-09 22:13:37,958 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371993435]
[2021-07-09 22:13:37,958 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 13 states
[2021-07-09 22:13:37,958 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:37,959 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants.
[2021-07-09 22:13:37,959 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156
[2021-07-09 22:13:37,959 INFO  L87              Difference]: Start difference. First operand 5689 states and 13914 transitions. Second operand  has 13 states, 13 states have (on average 5.615384615384615) internal successors, (73), 13 states have internal predecessors, (73), 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)
[2021-07-09 22:13:38,341 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:38,341 INFO  L93              Difference]: Finished difference Result 6997 states and 17523 transitions.
[2021-07-09 22:13:38,342 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. 
[2021-07-09 22:13:38,342 INFO  L78                 Accepts]: Start accepts. Automaton has  has 13 states, 13 states have (on average 5.615384615384615) internal successors, (73), 13 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73
[2021-07-09 22:13:38,342 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:38,357 INFO  L225             Difference]: With dead ends: 6997
[2021-07-09 22:13:38,357 INFO  L226             Difference]: Without dead ends: 5695
[2021-07-09 22:13:38,357 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 222.3ms TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306
[2021-07-09 22:13:38,371 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 5695 states.
[2021-07-09 22:13:38,458 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 5695 to 5638.
[2021-07-09 22:13:38,465 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 5638 states, 5563 states have (on average 2.5119539816645693) internal successors, (13974), 5637 states have internal predecessors, (13974), 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)
[2021-07-09 22:13:38,475 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 5638 states to 5638 states and 13974 transitions.
[2021-07-09 22:13:38,475 INFO  L78                 Accepts]: Start accepts. Automaton has 5638 states and 13974 transitions. Word has length 73
[2021-07-09 22:13:38,475 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:38,475 INFO  L482      AbstractCegarLoop]: Abstraction has 5638 states and 13974 transitions.
[2021-07-09 22:13:38,476 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 13 states, 13 states have (on average 5.615384615384615) internal successors, (73), 13 states have internal predecessors, (73), 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)
[2021-07-09 22:13:38,476 INFO  L276                IsEmpty]: Start isEmpty. Operand 5638 states and 13974 transitions.
[2021-07-09 22:13:38,483 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 76
[2021-07-09 22:13:38,483 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:38,483 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:38,483 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2021-07-09 22:13:38,483 INFO  L430      AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:38,484 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:38,484 INFO  L82        PathProgramCache]: Analyzing trace with hash -270039820, now seen corresponding path program 1 times
[2021-07-09 22:13:38,484 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:38,484 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254884451]
[2021-07-09 22:13:38,484 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:38,518 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:38,549 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:38,550 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:38,550 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:38,550 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:38,553 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size
[2021-07-09 22:13:38,553 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-07-09 22:13:38,562 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:38,562 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-07-09 22:13:38,567 INFO  L142       QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size
[2021-07-09 22:13:38,568 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:38,572 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:38,573 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:38,573 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:38,573 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:38,573 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254884451]
[2021-07-09 22:13:38,573 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254884451] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:38,573 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:38,574 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-07-09 22:13:38,574 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076561995]
[2021-07-09 22:13:38,574 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 6 states
[2021-07-09 22:13:38,574 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:38,574 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-07-09 22:13:38,575 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-07-09 22:13:38,575 INFO  L87              Difference]: Start difference. First operand 5638 states and 13974 transitions. Second operand  has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 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)
[2021-07-09 22:13:38,652 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:38,653 INFO  L93              Difference]: Finished difference Result 6246 states and 14449 transitions.
[2021-07-09 22:13:38,653 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-07-09 22:13:38,653 INFO  L78                 Accepts]: Start accepts. Automaton has  has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75
[2021-07-09 22:13:38,653 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:38,662 INFO  L225             Difference]: With dead ends: 6246
[2021-07-09 22:13:38,663 INFO  L226             Difference]: Without dead ends: 3930
[2021-07-09 22:13:38,663 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 50.2ms TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110
[2021-07-09 22:13:38,672 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 3930 states.
[2021-07-09 22:13:38,720 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 3930 to 3930.
[2021-07-09 22:13:38,725 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 3930 states, 3855 states have (on average 2.4101167315175096) internal successors, (9291), 3929 states have internal predecessors, (9291), 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)
[2021-07-09 22:13:38,732 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 3930 states to 3930 states and 9291 transitions.
[2021-07-09 22:13:38,732 INFO  L78                 Accepts]: Start accepts. Automaton has 3930 states and 9291 transitions. Word has length 75
[2021-07-09 22:13:38,732 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:38,732 INFO  L482      AbstractCegarLoop]: Abstraction has 3930 states and 9291 transitions.
[2021-07-09 22:13:38,733 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 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)
[2021-07-09 22:13:38,733 INFO  L276                IsEmpty]: Start isEmpty. Operand 3930 states and 9291 transitions.
[2021-07-09 22:13:38,742 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 78
[2021-07-09 22:13:38,742 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:38,742 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:38,742 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2021-07-09 22:13:38,742 INFO  L430      AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:38,742 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:38,743 INFO  L82        PathProgramCache]: Analyzing trace with hash 902271707, now seen corresponding path program 1 times
[2021-07-09 22:13:38,743 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:38,743 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063496173]
[2021-07-09 22:13:38,744 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:38,788 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:38,825 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:38,825 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:38,826 INFO  L142       QuantifierPusher]: treesize reduction 9, result has 57.1 percent of original size
[2021-07-09 22:13:38,826 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12
[2021-07-09 22:13:38,833 INFO  L142       QuantifierPusher]: treesize reduction 26, result has 51.9 percent of original size
[2021-07-09 22:13:38,834 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28
[2021-07-09 22:13:38,843 INFO  L142       QuantifierPusher]: treesize reduction 26, result has 54.4 percent of original size
[2021-07-09 22:13:38,844 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31
[2021-07-09 22:13:38,855 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:38,855 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:38,859 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-07-09 22:13:38,859 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-07-09 22:13:38,871 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:38,871 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:38,879 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:38,879 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:38,886 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:38,886 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:38,886 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:38,886 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:38,887 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063496173]
[2021-07-09 22:13:38,888 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063496173] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:38,888 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:38,888 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2021-07-09 22:13:38,888 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668054763]
[2021-07-09 22:13:38,889 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 9 states
[2021-07-09 22:13:38,889 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:38,889 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2021-07-09 22:13:38,889 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72
[2021-07-09 22:13:38,889 INFO  L87              Difference]: Start difference. First operand 3930 states and 9291 transitions. Second operand  has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 9 states have internal predecessors, (77), 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)
[2021-07-09 22:13:39,327 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:39,327 INFO  L93              Difference]: Finished difference Result 8926 states and 22046 transitions.
[2021-07-09 22:13:39,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-07-09 22:13:39,328 INFO  L78                 Accepts]: Start accepts. Automaton has  has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 9 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77
[2021-07-09 22:13:39,328 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:39,344 INFO  L225             Difference]: With dead ends: 8926
[2021-07-09 22:13:39,345 INFO  L226             Difference]: Without dead ends: 7297
[2021-07-09 22:13:39,345 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 101.7ms TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182
[2021-07-09 22:13:39,359 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 7297 states.
[2021-07-09 22:13:39,432 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 7297 to 4024.
[2021-07-09 22:13:39,437 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 4024 states, 3949 states have (on average 2.4135224107368956) internal successors, (9531), 4023 states have internal predecessors, (9531), 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)
[2021-07-09 22:13:39,444 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 4024 states and 9531 transitions.
[2021-07-09 22:13:39,444 INFO  L78                 Accepts]: Start accepts. Automaton has 4024 states and 9531 transitions. Word has length 77
[2021-07-09 22:13:39,445 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:39,445 INFO  L482      AbstractCegarLoop]: Abstraction has 4024 states and 9531 transitions.
[2021-07-09 22:13:39,445 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 9 states, 9 states have (on average 8.555555555555555) internal successors, (77), 9 states have internal predecessors, (77), 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)
[2021-07-09 22:13:39,445 INFO  L276                IsEmpty]: Start isEmpty. Operand 4024 states and 9531 transitions.
[2021-07-09 22:13:39,451 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 78
[2021-07-09 22:13:39,451 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:39,451 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:39,451 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2021-07-09 22:13:39,452 INFO  L430      AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:39,452 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:39,452 INFO  L82        PathProgramCache]: Analyzing trace with hash 1213343637, now seen corresponding path program 2 times
[2021-07-09 22:13:39,452 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:39,452 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601673860]
[2021-07-09 22:13:39,452 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:39,497 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:39,519 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:39,520 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:39,520 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:39,520 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:39,522 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:39,523 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:39,526 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size
[2021-07-09 22:13:39,526 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-07-09 22:13:39,537 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:39,538 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-07-09 22:13:39,543 INFO  L142       QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size
[2021-07-09 22:13:39,544 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:39,551 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:39,552 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:39,552 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:39,552 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:39,552 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601673860]
[2021-07-09 22:13:39,552 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601673860] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:39,552 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:39,553 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-07-09 22:13:39,553 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562794603]
[2021-07-09 22:13:39,553 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 7 states
[2021-07-09 22:13:39,553 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:39,553 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-07-09 22:13:39,553 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2021-07-09 22:13:39,553 INFO  L87              Difference]: Start difference. First operand 4024 states and 9531 transitions. Second operand  has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 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)
[2021-07-09 22:13:39,658 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:39,658 INFO  L93              Difference]: Finished difference Result 3217 states and 6959 transitions.
[2021-07-09 22:13:39,659 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-07-09 22:13:39,659 INFO  L78                 Accepts]: Start accepts. Automaton has  has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77
[2021-07-09 22:13:39,659 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:39,662 INFO  L225             Difference]: With dead ends: 3217
[2021-07-09 22:13:39,662 INFO  L226             Difference]: Without dead ends: 1669
[2021-07-09 22:13:39,663 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 80.1ms TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156
[2021-07-09 22:13:39,666 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1669 states.
[2021-07-09 22:13:39,686 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1669 to 1669.
[2021-07-09 22:13:39,688 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 1669 states, 1624 states have (on average 2.2032019704433496) internal successors, (3578), 1668 states have internal predecessors, (3578), 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)
[2021-07-09 22:13:39,691 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1669 states and 3578 transitions.
[2021-07-09 22:13:39,691 INFO  L78                 Accepts]: Start accepts. Automaton has 1669 states and 3578 transitions. Word has length 77
[2021-07-09 22:13:39,692 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:39,692 INFO  L482      AbstractCegarLoop]: Abstraction has 1669 states and 3578 transitions.
[2021-07-09 22:13:39,692 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 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)
[2021-07-09 22:13:39,692 INFO  L276                IsEmpty]: Start isEmpty. Operand 1669 states and 3578 transitions.
[2021-07-09 22:13:39,695 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 82
[2021-07-09 22:13:39,695 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:39,695 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:39,696 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2021-07-09 22:13:39,696 INFO  L430      AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:39,696 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:39,696 INFO  L82        PathProgramCache]: Analyzing trace with hash 670327037, now seen corresponding path program 1 times
[2021-07-09 22:13:39,696 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:39,696 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220474624]
[2021-07-09 22:13:39,696 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:39,787 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:39,860 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:39,860 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:39,860 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:39,861 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:39,863 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:39,865 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-07-09 22:13:39,870 INFO  L142       QuantifierPusher]: treesize reduction 9, result has 72.7 percent of original size
[2021-07-09 22:13:39,871 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24
[2021-07-09 22:13:39,885 INFO  L142       QuantifierPusher]: treesize reduction 37, result has 48.6 percent of original size
[2021-07-09 22:13:39,885 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35
[2021-07-09 22:13:39,909 INFO  L142       QuantifierPusher]: treesize reduction 79, result has 39.7 percent of original size
[2021-07-09 22:13:39,909 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52
[2021-07-09 22:13:39,941 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:39,942 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22
[2021-07-09 22:13:39,962 INFO  L142       QuantifierPusher]: treesize reduction 19, result has 64.8 percent of original size
[2021-07-09 22:13:39,963 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35
[2021-07-09 22:13:39,983 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-07-09 22:13:39,985 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-07-09 22:13:40,000 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:40,001 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:40,011 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:40,012 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:40,022 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:40,022 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:40,022 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:40,023 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:40,023 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220474624]
[2021-07-09 22:13:40,023 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220474624] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:40,023 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:40,023 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2021-07-09 22:13:40,023 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994772643]
[2021-07-09 22:13:40,023 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 12 states
[2021-07-09 22:13:40,023 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:40,024 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2021-07-09 22:13:40,024 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132
[2021-07-09 22:13:40,024 INFO  L87              Difference]: Start difference. First operand 1669 states and 3578 transitions. Second operand  has 12 states, 12 states have (on average 6.75) internal successors, (81), 12 states have internal predecessors, (81), 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)
[2021-07-09 22:13:40,417 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:40,418 INFO  L93              Difference]: Finished difference Result 2834 states and 6324 transitions.
[2021-07-09 22:13:40,418 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2021-07-09 22:13:40,418 INFO  L78                 Accepts]: Start accepts. Automaton has  has 12 states, 12 states have (on average 6.75) internal successors, (81), 12 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81
[2021-07-09 22:13:40,418 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:40,422 INFO  L225             Difference]: With dead ends: 2834
[2021-07-09 22:13:40,422 INFO  L226             Difference]: Without dead ends: 1846
[2021-07-09 22:13:40,422 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 226.7ms TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306
[2021-07-09 22:13:40,425 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1846 states.
[2021-07-09 22:13:40,445 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1846 to 1753.
[2021-07-09 22:13:40,446 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 1753 states, 1708 states have (on average 2.230093676814988) internal successors, (3809), 1752 states have internal predecessors, (3809), 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)
[2021-07-09 22:13:40,449 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 1753 states and 3809 transitions.
[2021-07-09 22:13:40,449 INFO  L78                 Accepts]: Start accepts. Automaton has 1753 states and 3809 transitions. Word has length 81
[2021-07-09 22:13:40,449 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:40,449 INFO  L482      AbstractCegarLoop]: Abstraction has 1753 states and 3809 transitions.
[2021-07-09 22:13:40,449 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 12 states, 12 states have (on average 6.75) internal successors, (81), 12 states have internal predecessors, (81), 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)
[2021-07-09 22:13:40,449 INFO  L276                IsEmpty]: Start isEmpty. Operand 1753 states and 3809 transitions.
[2021-07-09 22:13:40,452 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 82
[2021-07-09 22:13:40,452 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:40,452 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:40,452 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2021-07-09 22:13:40,452 INFO  L430      AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:40,452 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:40,452 INFO  L82        PathProgramCache]: Analyzing trace with hash 624346301, now seen corresponding path program 2 times
[2021-07-09 22:13:40,453 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:40,453 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017697528]
[2021-07-09 22:13:40,453 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:40,528 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:40,587 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:40,587 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:40,588 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:40,588 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:40,590 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:40,590 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-07-09 22:13:40,593 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:40,594 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-07-09 22:13:40,599 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:40,599 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-07-09 22:13:40,600 INFO  L142       QuantifierPusher]: treesize reduction 10, result has 81.5 percent of original size
[2021-07-09 22:13:40,601 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44
[2021-07-09 22:13:40,605 INFO  L142       QuantifierPusher]: treesize reduction 16, result has 80.7 percent of original size
[2021-07-09 22:13:40,606 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67
[2021-07-09 22:13:40,630 INFO  L142       QuantifierPusher]: treesize reduction 13, result has 71.1 percent of original size
[2021-07-09 22:13:40,631 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32
[2021-07-09 22:13:40,654 INFO  L142       QuantifierPusher]: treesize reduction 21, result has 75.3 percent of original size
[2021-07-09 22:13:40,655 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64
[2021-07-09 22:13:40,685 INFO  L142       QuantifierPusher]: treesize reduction 54, result has 55.0 percent of original size
[2021-07-09 22:13:40,686 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66
[2021-07-09 22:13:40,712 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:40,713 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32
[2021-07-09 22:13:40,737 INFO  L142       QuantifierPusher]: treesize reduction 25, result has 62.1 percent of original size
[2021-07-09 22:13:40,738 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41
[2021-07-09 22:13:40,758 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-07-09 22:13:40,758 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-07-09 22:13:40,771 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:40,772 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:40,779 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:40,779 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:40,787 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:40,787 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:40,788 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:40,788 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:40,788 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017697528]
[2021-07-09 22:13:40,788 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017697528] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:40,788 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:40,788 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14
[2021-07-09 22:13:40,788 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022920338]
[2021-07-09 22:13:40,788 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 14 states
[2021-07-09 22:13:40,788 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:40,789 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2021-07-09 22:13:40,789 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182
[2021-07-09 22:13:40,789 INFO  L87              Difference]: Start difference. First operand 1753 states and 3809 transitions. Second operand  has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 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)
[2021-07-09 22:13:41,194 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:41,194 INFO  L93              Difference]: Finished difference Result 2772 states and 6285 transitions.
[2021-07-09 22:13:41,194 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2021-07-09 22:13:41,194 INFO  L78                 Accepts]: Start accepts. Automaton has  has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81
[2021-07-09 22:13:41,194 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:41,198 INFO  L225             Difference]: With dead ends: 2772
[2021-07-09 22:13:41,198 INFO  L226             Difference]: Without dead ends: 2056
[2021-07-09 22:13:41,198 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 285.5ms TimeCoverageRelationStatistics Valid=112, Invalid=308, Unknown=0, NotChecked=0, Total=420
[2021-07-09 22:13:41,201 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 2056 states.
[2021-07-09 22:13:41,215 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 2056 to 1749.
[2021-07-09 22:13:41,217 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 1749 states, 1704 states have (on average 2.2306338028169015) internal successors, (3801), 1748 states have internal predecessors, (3801), 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)
[2021-07-09 22:13:41,219 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1749 states and 3801 transitions.
[2021-07-09 22:13:41,219 INFO  L78                 Accepts]: Start accepts. Automaton has 1749 states and 3801 transitions. Word has length 81
[2021-07-09 22:13:41,219 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:41,219 INFO  L482      AbstractCegarLoop]: Abstraction has 1749 states and 3801 transitions.
[2021-07-09 22:13:41,219 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 14 states, 14 states have (on average 5.785714285714286) internal successors, (81), 14 states have internal predecessors, (81), 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)
[2021-07-09 22:13:41,219 INFO  L276                IsEmpty]: Start isEmpty. Operand 1749 states and 3801 transitions.
[2021-07-09 22:13:41,221 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 82
[2021-07-09 22:13:41,221 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:41,221 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:41,222 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2021-07-09 22:13:41,222 INFO  L430      AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:41,222 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:41,222 INFO  L82        PathProgramCache]: Analyzing trace with hash -350297509, now seen corresponding path program 3 times
[2021-07-09 22:13:41,222 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:41,222 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436093412]
[2021-07-09 22:13:41,222 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:41,275 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:41,347 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:41,347 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:41,348 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:41,348 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:41,350 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:41,351 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-07-09 22:13:41,354 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:41,354 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-07-09 22:13:41,359 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:41,359 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-07-09 22:13:41,371 INFO  L142       QuantifierPusher]: treesize reduction 37, result has 43.9 percent of original size
[2021-07-09 22:13:41,372 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29
[2021-07-09 22:13:41,384 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:41,385 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-07-09 22:13:41,389 INFO  L142       QuantifierPusher]: treesize reduction 9, result has 76.9 percent of original size
[2021-07-09 22:13:41,389 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30
[2021-07-09 22:13:41,406 INFO  L142       QuantifierPusher]: treesize reduction 47, result has 64.4 percent of original size
[2021-07-09 22:13:41,407 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85
[2021-07-09 22:13:41,455 INFO  L142       QuantifierPusher]: treesize reduction 37, result has 50.7 percent of original size
[2021-07-09 22:13:41,455 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38
[2021-07-09 22:13:41,485 INFO  L142       QuantifierPusher]: treesize reduction 53, result has 67.9 percent of original size
[2021-07-09 22:13:41,487 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112
[2021-07-09 22:13:41,498 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:41,498 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-07-09 22:13:41,514 INFO  L142       QuantifierPusher]: treesize reduction 75, result has 57.1 percent of original size
[2021-07-09 22:13:41,516 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100
[2021-07-09 22:13:41,558 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-07-09 22:13:41,558 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-07-09 22:13:41,575 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:41,575 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:41,583 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:41,583 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:41,592 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:41,592 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:41,593 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:41,593 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:41,593 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436093412]
[2021-07-09 22:13:41,593 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436093412] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:41,593 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:41,593 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15
[2021-07-09 22:13:41,593 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540475868]
[2021-07-09 22:13:41,593 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 15 states
[2021-07-09 22:13:41,593 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:41,594 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants.
[2021-07-09 22:13:41,594 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210
[2021-07-09 22:13:41,594 INFO  L87              Difference]: Start difference. First operand 1749 states and 3801 transitions. Second operand  has 15 states, 15 states have (on average 5.4) internal successors, (81), 15 states have internal predecessors, (81), 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)
[2021-07-09 22:13:42,081 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:42,081 INFO  L93              Difference]: Finished difference Result 2651 states and 5957 transitions.
[2021-07-09 22:13:42,082 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. 
[2021-07-09 22:13:42,082 INFO  L78                 Accepts]: Start accepts. Automaton has  has 15 states, 15 states have (on average 5.4) internal successors, (81), 15 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81
[2021-07-09 22:13:42,082 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:42,084 INFO  L225             Difference]: With dead ends: 2651
[2021-07-09 22:13:42,084 INFO  L226             Difference]: Without dead ends: 1411
[2021-07-09 22:13:42,085 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 344.5ms TimeCoverageRelationStatistics Valid=121, Invalid=385, Unknown=0, NotChecked=0, Total=506
[2021-07-09 22:13:42,087 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1411 states.
[2021-07-09 22:13:42,102 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1411 to 1366.
[2021-07-09 22:13:42,103 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 1366 states, 1327 states have (on average 2.2886209495101735) internal successors, (3037), 1365 states have internal predecessors, (3037), 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)
[2021-07-09 22:13:42,105 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1366 states and 3037 transitions.
[2021-07-09 22:13:42,105 INFO  L78                 Accepts]: Start accepts. Automaton has 1366 states and 3037 transitions. Word has length 81
[2021-07-09 22:13:42,105 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:42,105 INFO  L482      AbstractCegarLoop]: Abstraction has 1366 states and 3037 transitions.
[2021-07-09 22:13:42,105 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 15 states, 15 states have (on average 5.4) internal successors, (81), 15 states have internal predecessors, (81), 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)
[2021-07-09 22:13:42,105 INFO  L276                IsEmpty]: Start isEmpty. Operand 1366 states and 3037 transitions.
[2021-07-09 22:13:42,107 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 82
[2021-07-09 22:13:42,107 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:42,107 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:42,107 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2021-07-09 22:13:42,107 INFO  L430      AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:42,108 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:42,108 INFO  L82        PathProgramCache]: Analyzing trace with hash -690994949, now seen corresponding path program 1 times
[2021-07-09 22:13:42,108 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:42,108 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262104642]
[2021-07-09 22:13:42,108 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:42,160 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:42,201 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:42,201 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:42,201 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:42,202 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:42,204 INFO  L142       QuantifierPusher]: treesize reduction 9, result has 66.7 percent of original size
[2021-07-09 22:13:42,204 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18
[2021-07-09 22:13:42,211 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:42,211 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-07-09 22:13:42,217 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:42,217 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-07-09 22:13:42,225 INFO  L142       QuantifierPusher]: treesize reduction 21, result has 70.0 percent of original size
[2021-07-09 22:13:42,226 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49
[2021-07-09 22:13:42,242 INFO  L142       QuantifierPusher]: treesize reduction 26, result has 54.4 percent of original size
[2021-07-09 22:13:42,243 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31
[2021-07-09 22:13:42,257 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:42,257 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:42,262 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-07-09 22:13:42,263 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-07-09 22:13:42,278 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:42,279 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:42,288 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:42,288 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:42,298 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:42,298 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:42,298 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:42,298 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:42,298 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262104642]
[2021-07-09 22:13:42,298 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262104642] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:42,298 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:42,299 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2021-07-09 22:13:42,299 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940815286]
[2021-07-09 22:13:42,299 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 12 states
[2021-07-09 22:13:42,299 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:42,299 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2021-07-09 22:13:42,299 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132
[2021-07-09 22:13:42,299 INFO  L87              Difference]: Start difference. First operand 1366 states and 3037 transitions. Second operand  has 12 states, 12 states have (on average 6.75) internal successors, (81), 12 states have internal predecessors, (81), 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)
[2021-07-09 22:13:42,777 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:42,778 INFO  L93              Difference]: Finished difference Result 3835 states and 8899 transitions.
[2021-07-09 22:13:42,778 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2021-07-09 22:13:42,778 INFO  L78                 Accepts]: Start accepts. Automaton has  has 12 states, 12 states have (on average 6.75) internal successors, (81), 12 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81
[2021-07-09 22:13:42,778 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:42,783 INFO  L225             Difference]: With dead ends: 3835
[2021-07-09 22:13:42,783 INFO  L226             Difference]: Without dead ends: 2986
[2021-07-09 22:13:42,783 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 147.8ms TimeCoverageRelationStatistics Valid=69, Invalid=203, Unknown=0, NotChecked=0, Total=272
[2021-07-09 22:13:42,787 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 2986 states.
[2021-07-09 22:13:42,803 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 2986 to 1381.
[2021-07-09 22:13:42,804 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 1381 states, 1342 states have (on average 2.279433681073025) internal successors, (3059), 1380 states have internal predecessors, (3059), 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)
[2021-07-09 22:13:42,805 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 1381 states and 3059 transitions.
[2021-07-09 22:13:42,806 INFO  L78                 Accepts]: Start accepts. Automaton has 1381 states and 3059 transitions. Word has length 81
[2021-07-09 22:13:42,806 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:42,806 INFO  L482      AbstractCegarLoop]: Abstraction has 1381 states and 3059 transitions.
[2021-07-09 22:13:42,806 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 12 states, 12 states have (on average 6.75) internal successors, (81), 12 states have internal predecessors, (81), 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)
[2021-07-09 22:13:42,806 INFO  L276                IsEmpty]: Start isEmpty. Operand 1381 states and 3059 transitions.
[2021-07-09 22:13:42,808 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 82
[2021-07-09 22:13:42,808 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:42,808 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:42,808 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11
[2021-07-09 22:13:42,808 INFO  L430      AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:42,808 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:42,808 INFO  L82        PathProgramCache]: Analyzing trace with hash 198126135, now seen corresponding path program 2 times
[2021-07-09 22:13:42,808 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:42,808 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878572395]
[2021-07-09 22:13:42,808 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:42,849 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:42,868 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:42,869 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:42,869 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:42,869 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:42,871 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:42,871 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:42,873 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:42,873 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:42,876 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size
[2021-07-09 22:13:42,877 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-07-09 22:13:42,887 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:42,887 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-07-09 22:13:42,892 INFO  L142       QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size
[2021-07-09 22:13:42,893 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:42,899 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:42,899 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:42,899 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:42,899 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:42,899 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878572395]
[2021-07-09 22:13:42,899 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1878572395] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:42,900 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:42,900 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2021-07-09 22:13:42,900 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113833851]
[2021-07-09 22:13:42,900 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 8 states
[2021-07-09 22:13:42,900 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:42,900 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2021-07-09 22:13:42,900 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2021-07-09 22:13:42,900 INFO  L87              Difference]: Start difference. First operand 1381 states and 3059 transitions. Second operand  has 8 states, 8 states have (on average 10.125) internal successors, (81), 8 states have internal predecessors, (81), 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)
[2021-07-09 22:13:42,999 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:42,999 INFO  L93              Difference]: Finished difference Result 949 states and 1963 transitions.
[2021-07-09 22:13:42,999 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2021-07-09 22:13:42,999 INFO  L78                 Accepts]: Start accepts. Automaton has  has 8 states, 8 states have (on average 10.125) internal successors, (81), 8 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81
[2021-07-09 22:13:42,999 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:43,000 INFO  L225             Difference]: With dead ends: 949
[2021-07-09 22:13:43,000 INFO  L226             Difference]: Without dead ends: 551
[2021-07-09 22:13:43,000 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 81.9ms TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210
[2021-07-09 22:13:43,001 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 551 states.
[2021-07-09 22:13:43,014 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 551 to 551.
[2021-07-09 22:13:43,015 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 551 states, 542 states have (on average 2.0461254612546127) internal successors, (1109), 550 states have internal predecessors, (1109), 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)
[2021-07-09 22:13:43,016 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 551 states and 1109 transitions.
[2021-07-09 22:13:43,016 INFO  L78                 Accepts]: Start accepts. Automaton has 551 states and 1109 transitions. Word has length 81
[2021-07-09 22:13:43,016 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:43,016 INFO  L482      AbstractCegarLoop]: Abstraction has 551 states and 1109 transitions.
[2021-07-09 22:13:43,016 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 8 states, 8 states have (on average 10.125) internal successors, (81), 8 states have internal predecessors, (81), 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)
[2021-07-09 22:13:43,016 INFO  L276                IsEmpty]: Start isEmpty. Operand 551 states and 1109 transitions.
[2021-07-09 22:13:43,017 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 88
[2021-07-09 22:13:43,017 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:43,017 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:43,017 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12
[2021-07-09 22:13:43,018 INFO  L430      AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:43,018 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:43,018 INFO  L82        PathProgramCache]: Analyzing trace with hash -1608159852, now seen corresponding path program 1 times
[2021-07-09 22:13:43,018 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:43,018 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069745928]
[2021-07-09 22:13:43,018 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:43,097 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:43,124 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:43,124 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:43,125 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:43,130 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:43,131 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:43,132 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:43,134 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-07-09 22:13:43,134 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-07-09 22:13:43,144 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:43,144 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:43,149 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:43,149 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:43,154 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:43,155 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:43,155 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:43,155 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:43,155 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069745928]
[2021-07-09 22:13:43,155 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069745928] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:43,155 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:43,155 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-07-09 22:13:43,155 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740942015]
[2021-07-09 22:13:43,156 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 7 states
[2021-07-09 22:13:43,156 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:43,156 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-07-09 22:13:43,156 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2021-07-09 22:13:43,156 INFO  L87              Difference]: Start difference. First operand 551 states and 1109 transitions. Second operand  has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 7 states have internal predecessors, (87), 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)
[2021-07-09 22:13:43,212 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:43,213 INFO  L93              Difference]: Finished difference Result 816 states and 1707 transitions.
[2021-07-09 22:13:43,213 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2021-07-09 22:13:43,213 INFO  L78                 Accepts]: Start accepts. Automaton has  has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 7 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87
[2021-07-09 22:13:43,213 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:43,214 INFO  L225             Difference]: With dead ends: 816
[2021-07-09 22:13:43,214 INFO  L226             Difference]: Without dead ends: 391
[2021-07-09 22:13:43,214 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 53.5ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110
[2021-07-09 22:13:43,215 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 391 states.
[2021-07-09 22:13:43,217 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 391.
[2021-07-09 22:13:43,218 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 391 states, 382 states have (on average 1.9921465968586387) internal successors, (761), 390 states have internal predecessors, (761), 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)
[2021-07-09 22:13:43,218 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 761 transitions.
[2021-07-09 22:13:43,218 INFO  L78                 Accepts]: Start accepts. Automaton has 391 states and 761 transitions. Word has length 87
[2021-07-09 22:13:43,218 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:43,219 INFO  L482      AbstractCegarLoop]: Abstraction has 391 states and 761 transitions.
[2021-07-09 22:13:43,219 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 7 states have internal predecessors, (87), 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)
[2021-07-09 22:13:43,219 INFO  L276                IsEmpty]: Start isEmpty. Operand 391 states and 761 transitions.
[2021-07-09 22:13:43,219 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 88
[2021-07-09 22:13:43,219 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:43,219 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:43,220 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13
[2021-07-09 22:13:43,220 INFO  L430      AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:43,220 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:43,220 INFO  L82        PathProgramCache]: Analyzing trace with hash 706769242, now seen corresponding path program 2 times
[2021-07-09 22:13:43,220 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:43,220 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841783797]
[2021-07-09 22:13:43,220 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:43,292 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:43,337 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:43,338 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:43,338 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:43,338 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:43,340 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:43,341 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-07-09 22:13:43,344 INFO  L142       QuantifierPusher]: treesize reduction 9, result has 70.0 percent of original size
[2021-07-09 22:13:43,345 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21
[2021-07-09 22:13:43,354 INFO  L142       QuantifierPusher]: treesize reduction 26, result has 58.7 percent of original size
[2021-07-09 22:13:43,355 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37
[2021-07-09 22:13:43,374 INFO  L142       QuantifierPusher]: treesize reduction 26, result has 60.6 percent of original size
[2021-07-09 22:13:43,375 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40
[2021-07-09 22:13:43,398 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:43,398 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-07-09 22:13:43,409 INFO  L142       QuantifierPusher]: treesize reduction 6, result has 89.8 percent of original size
[2021-07-09 22:13:43,410 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53
[2021-07-09 22:13:43,434 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:43,434 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:43,441 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-07-09 22:13:43,441 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-07-09 22:13:43,457 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:43,458 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:43,469 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:43,469 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:43,480 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:43,480 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:43,481 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:43,481 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:43,481 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841783797]
[2021-07-09 22:13:43,481 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841783797] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:43,481 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:43,481 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13
[2021-07-09 22:13:43,481 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016377801]
[2021-07-09 22:13:43,482 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 13 states
[2021-07-09 22:13:43,482 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:43,482 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants.
[2021-07-09 22:13:43,482 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156
[2021-07-09 22:13:43,482 INFO  L87              Difference]: Start difference. First operand 391 states and 761 transitions. Second operand  has 13 states, 13 states have (on average 6.6923076923076925) internal successors, (87), 13 states have internal predecessors, (87), 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)
[2021-07-09 22:13:43,851 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:43,851 INFO  L93              Difference]: Finished difference Result 674 states and 1380 transitions.
[2021-07-09 22:13:43,851 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-07-09 22:13:43,851 INFO  L78                 Accepts]: Start accepts. Automaton has  has 13 states, 13 states have (on average 6.6923076923076925) internal successors, (87), 13 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87
[2021-07-09 22:13:43,851 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:43,852 INFO  L225             Difference]: With dead ends: 674
[2021-07-09 22:13:43,852 INFO  L226             Difference]: Without dead ends: 407
[2021-07-09 22:13:43,852 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 245.1ms TimeCoverageRelationStatistics Valid=99, Invalid=321, Unknown=0, NotChecked=0, Total=420
[2021-07-09 22:13:43,853 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 407 states.
[2021-07-09 22:13:43,856 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 407.
[2021-07-09 22:13:43,856 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 407 states, 398 states have (on average 1.9974874371859297) internal successors, (795), 406 states have internal predecessors, (795), 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)
[2021-07-09 22:13:43,856 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 795 transitions.
[2021-07-09 22:13:43,857 INFO  L78                 Accepts]: Start accepts. Automaton has 407 states and 795 transitions. Word has length 87
[2021-07-09 22:13:43,857 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:43,857 INFO  L482      AbstractCegarLoop]: Abstraction has 407 states and 795 transitions.
[2021-07-09 22:13:43,857 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 13 states, 13 states have (on average 6.6923076923076925) internal successors, (87), 13 states have internal predecessors, (87), 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)
[2021-07-09 22:13:43,857 INFO  L276                IsEmpty]: Start isEmpty. Operand 407 states and 795 transitions.
[2021-07-09 22:13:43,858 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 88
[2021-07-09 22:13:43,858 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:43,858 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:43,858 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14
[2021-07-09 22:13:43,858 INFO  L430      AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:43,858 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:43,858 INFO  L82        PathProgramCache]: Analyzing trace with hash -1076853560, now seen corresponding path program 3 times
[2021-07-09 22:13:43,858 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:43,858 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654148229]
[2021-07-09 22:13:43,859 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:43,928 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:43,973 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:43,974 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:43,974 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:43,974 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:43,976 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:43,976 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-07-09 22:13:43,980 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:43,980 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-07-09 22:13:43,985 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:43,986 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-07-09 22:13:43,992 INFO  L142       QuantifierPusher]: treesize reduction 9, result has 76.9 percent of original size
[2021-07-09 22:13:43,993 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30
[2021-07-09 22:13:44,008 INFO  L142       QuantifierPusher]: treesize reduction 24, result has 61.3 percent of original size
[2021-07-09 22:13:44,008 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38
[2021-07-09 22:13:44,033 INFO  L142       QuantifierPusher]: treesize reduction 24, result has 63.1 percent of original size
[2021-07-09 22:13:44,034 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41
[2021-07-09 22:13:44,063 INFO  L142       QuantifierPusher]: treesize reduction 63, result has 50.8 percent of original size
[2021-07-09 22:13:44,064 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65
[2021-07-09 22:13:44,098 INFO  L142       QuantifierPusher]: treesize reduction 52, result has 55.2 percent of original size
[2021-07-09 22:13:44,099 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64
[2021-07-09 22:13:44,128 INFO  L142       QuantifierPusher]: treesize reduction 26, result has 54.4 percent of original size
[2021-07-09 22:13:44,128 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31
[2021-07-09 22:13:44,145 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:44,146 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:44,152 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-07-09 22:13:44,152 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-07-09 22:13:44,167 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:44,168 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:44,177 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:44,178 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:44,188 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:44,188 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:44,189 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:44,189 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:44,189 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654148229]
[2021-07-09 22:13:44,189 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654148229] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:44,189 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:44,189 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16
[2021-07-09 22:13:44,189 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689431573]
[2021-07-09 22:13:44,189 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 16 states
[2021-07-09 22:13:44,189 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:44,190 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants.
[2021-07-09 22:13:44,190 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240
[2021-07-09 22:13:44,190 INFO  L87              Difference]: Start difference. First operand 407 states and 795 transitions. Second operand  has 16 states, 16 states have (on average 5.4375) internal successors, (87), 16 states have internal predecessors, (87), 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)
[2021-07-09 22:13:44,602 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:44,602 INFO  L93              Difference]: Finished difference Result 713 states and 1411 transitions.
[2021-07-09 22:13:44,602 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. 
[2021-07-09 22:13:44,603 INFO  L78                 Accepts]: Start accepts. Automaton has  has 16 states, 16 states have (on average 5.4375) internal successors, (87), 16 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87
[2021-07-09 22:13:44,603 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:44,604 INFO  L225             Difference]: With dead ends: 713
[2021-07-09 22:13:44,604 INFO  L226             Difference]: Without dead ends: 566
[2021-07-09 22:13:44,604 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 298.1ms TimeCoverageRelationStatistics Valid=107, Invalid=313, Unknown=0, NotChecked=0, Total=420
[2021-07-09 22:13:44,605 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 566 states.
[2021-07-09 22:13:44,608 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 566 to 394.
[2021-07-09 22:13:44,608 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 394 states, 385 states have (on average 2.0077922077922077) internal successors, (773), 393 states have internal predecessors, (773), 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)
[2021-07-09 22:13:44,609 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 773 transitions.
[2021-07-09 22:13:44,609 INFO  L78                 Accepts]: Start accepts. Automaton has 394 states and 773 transitions. Word has length 87
[2021-07-09 22:13:44,609 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:44,609 INFO  L482      AbstractCegarLoop]: Abstraction has 394 states and 773 transitions.
[2021-07-09 22:13:44,609 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 16 states, 16 states have (on average 5.4375) internal successors, (87), 16 states have internal predecessors, (87), 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)
[2021-07-09 22:13:44,609 INFO  L276                IsEmpty]: Start isEmpty. Operand 394 states and 773 transitions.
[2021-07-09 22:13:44,610 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 88
[2021-07-09 22:13:44,610 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:44,610 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:44,610 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15
[2021-07-09 22:13:44,610 INFO  L430      AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:44,610 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:44,610 INFO  L82        PathProgramCache]: Analyzing trace with hash -1466128214, now seen corresponding path program 4 times
[2021-07-09 22:13:44,610 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:44,610 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040893714]
[2021-07-09 22:13:44,610 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:44,680 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:44,726 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:44,746 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:44,747 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:44,748 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:44,749 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:44,750 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-07-09 22:13:44,753 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:44,753 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-07-09 22:13:44,759 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:44,759 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-07-09 22:13:44,771 INFO  L142       QuantifierPusher]: treesize reduction 9, result has 75.0 percent of original size
[2021-07-09 22:13:44,772 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27
[2021-07-09 22:13:44,786 INFO  L142       QuantifierPusher]: treesize reduction 21, result has 73.4 percent of original size
[2021-07-09 22:13:44,787 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58
[2021-07-09 22:13:44,814 INFO  L142       QuantifierPusher]: treesize reduction 21, result has 73.4 percent of original size
[2021-07-09 22:13:44,814 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58
[2021-07-09 22:13:44,815 INFO  L142       QuantifierPusher]: treesize reduction 21, result has 74.7 percent of original size
[2021-07-09 22:13:44,816 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62
[2021-07-09 22:13:44,856 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:44,856 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26
[2021-07-09 22:13:44,859 INFO  L142       QuantifierPusher]: treesize reduction 157, result has 29.6 percent of original size
[2021-07-09 22:13:44,860 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66
[2021-07-09 22:13:44,886 INFO  L142       QuantifierPusher]: treesize reduction 24, result has 71.8 percent of original size
[2021-07-09 22:13:44,887 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61
[2021-07-09 22:13:44,908 INFO  L142       QuantifierPusher]: treesize reduction 10, result has 80.8 percent of original size
[2021-07-09 22:13:44,908 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42
[2021-07-09 22:13:44,922 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:44,922 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4
[2021-07-09 22:13:44,929 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-07-09 22:13:44,930 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-07-09 22:13:44,946 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:44,946 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:44,956 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:44,957 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:44,967 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:44,968 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:44,968 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:44,968 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:44,968 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040893714]
[2021-07-09 22:13:44,968 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2040893714] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:44,968 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:44,968 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16
[2021-07-09 22:13:44,969 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511063869]
[2021-07-09 22:13:44,969 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 16 states
[2021-07-09 22:13:44,969 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:44,969 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants.
[2021-07-09 22:13:44,969 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240
[2021-07-09 22:13:44,969 INFO  L87              Difference]: Start difference. First operand 394 states and 773 transitions. Second operand  has 16 states, 16 states have (on average 5.4375) internal successors, (87), 16 states have internal predecessors, (87), 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)
[2021-07-09 22:13:45,361 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:45,361 INFO  L93              Difference]: Finished difference Result 530 states and 1052 transitions.
[2021-07-09 22:13:45,362 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. 
[2021-07-09 22:13:45,362 INFO  L78                 Accepts]: Start accepts. Automaton has  has 16 states, 16 states have (on average 5.4375) internal successors, (87), 16 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87
[2021-07-09 22:13:45,362 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:45,363 INFO  L225             Difference]: With dead ends: 530
[2021-07-09 22:13:45,363 INFO  L226             Difference]: Without dead ends: 375
[2021-07-09 22:13:45,363 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 332.8ms TimeCoverageRelationStatistics Valid=115, Invalid=437, Unknown=0, NotChecked=0, Total=552
[2021-07-09 22:13:45,364 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 375 states.
[2021-07-09 22:13:45,366 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 375.
[2021-07-09 22:13:45,367 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 375 states, 366 states have (on average 2.0136612021857925) internal successors, (737), 374 states have internal predecessors, (737), 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)
[2021-07-09 22:13:45,367 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 737 transitions.
[2021-07-09 22:13:45,367 INFO  L78                 Accepts]: Start accepts. Automaton has 375 states and 737 transitions. Word has length 87
[2021-07-09 22:13:45,367 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:45,367 INFO  L482      AbstractCegarLoop]: Abstraction has 375 states and 737 transitions.
[2021-07-09 22:13:45,367 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 16 states, 16 states have (on average 5.4375) internal successors, (87), 16 states have internal predecessors, (87), 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)
[2021-07-09 22:13:45,367 INFO  L276                IsEmpty]: Start isEmpty. Operand 375 states and 737 transitions.
[2021-07-09 22:13:45,368 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 88
[2021-07-09 22:13:45,368 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:45,368 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:45,368 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16
[2021-07-09 22:13:45,368 INFO  L430      AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:45,368 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:45,368 INFO  L82        PathProgramCache]: Analyzing trace with hash 1312312330, now seen corresponding path program 5 times
[2021-07-09 22:13:45,369 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:45,369 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049099925]
[2021-07-09 22:13:45,369 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:45,434 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:45,468 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:45,469 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:45,469 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:45,469 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:45,471 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:45,471 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-07-09 22:13:45,474 INFO  L142       QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size
[2021-07-09 22:13:45,475 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22
[2021-07-09 22:13:45,483 INFO  L142       QuantifierPusher]: treesize reduction 9, result has 70.0 percent of original size
[2021-07-09 22:13:45,484 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21
[2021-07-09 22:13:45,492 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:45,493 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-07-09 22:13:45,499 INFO  L142       QuantifierPusher]: treesize reduction 6, result has 91.0 percent of original size
[2021-07-09 22:13:45,500 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61
[2021-07-09 22:13:45,518 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:45,518 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:45,524 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-07-09 22:13:45,524 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-07-09 22:13:45,540 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:45,540 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:45,550 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:45,550 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:45,559 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:45,560 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:45,560 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:45,560 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:45,560 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049099925]
[2021-07-09 22:13:45,560 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049099925] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:45,560 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:45,560 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2021-07-09 22:13:45,561 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120359180]
[2021-07-09 22:13:45,561 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 12 states
[2021-07-09 22:13:45,561 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:45,561 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2021-07-09 22:13:45,561 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132
[2021-07-09 22:13:45,561 INFO  L87              Difference]: Start difference. First operand 375 states and 737 transitions. Second operand  has 12 states, 12 states have (on average 7.25) internal successors, (87), 12 states have internal predecessors, (87), 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)
[2021-07-09 22:13:45,804 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:45,805 INFO  L93              Difference]: Finished difference Result 597 states and 1250 transitions.
[2021-07-09 22:13:45,805 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2021-07-09 22:13:45,805 INFO  L78                 Accepts]: Start accepts. Automaton has  has 12 states, 12 states have (on average 7.25) internal successors, (87), 12 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87
[2021-07-09 22:13:45,805 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:45,806 INFO  L225             Difference]: With dead ends: 597
[2021-07-09 22:13:45,806 INFO  L226             Difference]: Without dead ends: 403
[2021-07-09 22:13:45,807 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 151.5ms TimeCoverageRelationStatistics Valid=73, Invalid=233, Unknown=0, NotChecked=0, Total=306
[2021-07-09 22:13:45,807 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 403 states.
[2021-07-09 22:13:45,810 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 383.
[2021-07-09 22:13:45,810 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 383 states, 374 states have (on average 2.016042780748663) internal successors, (754), 382 states have internal predecessors, (754), 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)
[2021-07-09 22:13:45,810 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 754 transitions.
[2021-07-09 22:13:45,811 INFO  L78                 Accepts]: Start accepts. Automaton has 383 states and 754 transitions. Word has length 87
[2021-07-09 22:13:45,811 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:45,811 INFO  L482      AbstractCegarLoop]: Abstraction has 383 states and 754 transitions.
[2021-07-09 22:13:45,811 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 12 states, 12 states have (on average 7.25) internal successors, (87), 12 states have internal predecessors, (87), 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)
[2021-07-09 22:13:45,811 INFO  L276                IsEmpty]: Start isEmpty. Operand 383 states and 754 transitions.
[2021-07-09 22:13:45,811 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 88
[2021-07-09 22:13:45,812 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:45,812 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:45,812 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17
[2021-07-09 22:13:45,812 INFO  L430      AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:45,812 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:45,812 INFO  L82        PathProgramCache]: Analyzing trace with hash 1015544218, now seen corresponding path program 6 times
[2021-07-09 22:13:45,812 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:45,812 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789225175]
[2021-07-09 22:13:45,812 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:45,867 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:45,920 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:45,920 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:45,920 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:45,921 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:45,922 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:45,923 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-07-09 22:13:45,926 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:45,926 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-07-09 22:13:45,932 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:45,932 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-07-09 22:13:45,938 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:45,939 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20
[2021-07-09 22:13:45,952 INFO  L142       QuantifierPusher]: treesize reduction 2, result has 94.6 percent of original size
[2021-07-09 22:13:45,952 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35
[2021-07-09 22:13:45,981 INFO  L142       QuantifierPusher]: treesize reduction 35, result has 59.3 percent of original size
[2021-07-09 22:13:45,981 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51
[2021-07-09 22:13:46,015 INFO  L142       QuantifierPusher]: treesize reduction 26, result has 63.9 percent of original size
[2021-07-09 22:13:46,015 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46
[2021-07-09 22:13:46,043 INFO  L142       QuantifierPusher]: treesize reduction 26, result has 63.9 percent of original size
[2021-07-09 22:13:46,044 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46
[2021-07-09 22:13:46,045 INFO  L142       QuantifierPusher]: treesize reduction 26, result has 60.6 percent of original size
[2021-07-09 22:13:46,045 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40
[2021-07-09 22:13:46,068 INFO  L142       QuantifierPusher]: treesize reduction 26, result has 60.6 percent of original size
[2021-07-09 22:13:46,069 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40
[2021-07-09 22:13:46,093 INFO  L142       QuantifierPusher]: treesize reduction 9, result has 70.0 percent of original size
[2021-07-09 22:13:46,093 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21
[2021-07-09 22:13:46,114 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:46,115 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28
[2021-07-09 22:13:46,129 INFO  L142       QuantifierPusher]: treesize reduction 11, result has 71.8 percent of original size
[2021-07-09 22:13:46,129 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28
[2021-07-09 22:13:46,130 INFO  L142       QuantifierPusher]: treesize reduction 23, result has 64.6 percent of original size
[2021-07-09 22:13:46,131 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42
[2021-07-09 22:13:46,162 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-07-09 22:13:46,162 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-07-09 22:13:46,178 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:46,178 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:46,188 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:46,188 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:46,198 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:46,199 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:46,199 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:46,199 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:46,199 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789225175]
[2021-07-09 22:13:46,199 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789225175] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:46,199 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:46,199 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18
[2021-07-09 22:13:46,200 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663138699]
[2021-07-09 22:13:46,200 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 18 states
[2021-07-09 22:13:46,200 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:46,200 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants.
[2021-07-09 22:13:46,200 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306
[2021-07-09 22:13:46,200 INFO  L87              Difference]: Start difference. First operand 383 states and 754 transitions. Second operand  has 18 states, 18 states have (on average 4.833333333333333) internal successors, (87), 18 states have internal predecessors, (87), 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)
[2021-07-09 22:13:47,204 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:47,205 INFO  L93              Difference]: Finished difference Result 704 states and 1461 transitions.
[2021-07-09 22:13:47,205 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-07-09 22:13:47,205 INFO  L78                 Accepts]: Start accepts. Automaton has  has 18 states, 18 states have (on average 4.833333333333333) internal successors, (87), 18 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87
[2021-07-09 22:13:47,205 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:47,206 INFO  L225             Difference]: With dead ends: 704
[2021-07-09 22:13:47,206 INFO  L226             Difference]: Without dead ends: 343
[2021-07-09 22:13:47,206 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 845.3ms TimeCoverageRelationStatistics Valid=244, Invalid=812, Unknown=0, NotChecked=0, Total=1056
[2021-07-09 22:13:47,207 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 343 states.
[2021-07-09 22:13:47,209 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 339.
[2021-07-09 22:13:47,209 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 339 states, 330 states have (on average 1.9424242424242424) internal successors, (641), 338 states have internal predecessors, (641), 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)
[2021-07-09 22:13:47,210 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 641 transitions.
[2021-07-09 22:13:47,210 INFO  L78                 Accepts]: Start accepts. Automaton has 339 states and 641 transitions. Word has length 87
[2021-07-09 22:13:47,210 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:47,210 INFO  L482      AbstractCegarLoop]: Abstraction has 339 states and 641 transitions.
[2021-07-09 22:13:47,210 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 18 states, 18 states have (on average 4.833333333333333) internal successors, (87), 18 states have internal predecessors, (87), 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)
[2021-07-09 22:13:47,210 INFO  L276                IsEmpty]: Start isEmpty. Operand 339 states and 641 transitions.
[2021-07-09 22:13:47,210 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 88
[2021-07-09 22:13:47,210 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:47,211 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:47,211 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18
[2021-07-09 22:13:47,211 INFO  L430      AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:47,211 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:47,211 INFO  L82        PathProgramCache]: Analyzing trace with hash 790571674, now seen corresponding path program 7 times
[2021-07-09 22:13:47,211 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:47,211 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391943868]
[2021-07-09 22:13:47,211 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:47,286 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:47,350 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:47,350 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:47,350 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:47,350 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:47,352 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:47,352 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-07-09 22:13:47,356 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:47,356 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-07-09 22:13:47,360 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:47,361 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-07-09 22:13:47,366 INFO  L142       QuantifierPusher]: treesize reduction 2, result has 93.3 percent of original size
[2021-07-09 22:13:47,367 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28
[2021-07-09 22:13:47,378 INFO  L142       QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size
[2021-07-09 22:13:47,378 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25
[2021-07-09 22:13:47,389 INFO  L142       QuantifierPusher]: treesize reduction 12, result has 83.1 percent of original size
[2021-07-09 22:13:47,389 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59
[2021-07-09 22:13:47,396 INFO  L142       QuantifierPusher]: treesize reduction 42, result has 65.3 percent of original size
[2021-07-09 22:13:47,396 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79
[2021-07-09 22:13:47,403 INFO  L142       QuantifierPusher]: treesize reduction 9, result has 72.7 percent of original size
[2021-07-09 22:13:47,403 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24
[2021-07-09 22:13:47,415 INFO  L142       QuantifierPusher]: treesize reduction 270, result has 15.4 percent of original size
[2021-07-09 22:13:47,415 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49
[2021-07-09 22:13:47,440 INFO  L142       QuantifierPusher]: treesize reduction 43, result has 42.7 percent of original size
[2021-07-09 22:13:47,440 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32
[2021-07-09 22:13:47,446 INFO  L142       QuantifierPusher]: treesize reduction 166, result has 17.4 percent of original size
[2021-07-09 22:13:47,447 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35
[2021-07-09 22:13:47,462 INFO  L142       QuantifierPusher]: treesize reduction 23, result has 41.0 percent of original size
[2021-07-09 22:13:47,463 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-07-09 22:13:47,473 INFO  L142       QuantifierPusher]: treesize reduction 134, result has 27.6 percent of original size
[2021-07-09 22:13:47,474 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51
[2021-07-09 22:13:47,505 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-07-09 22:13:47,505 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-07-09 22:13:47,517 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:47,517 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:47,524 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:47,524 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:47,531 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:47,531 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:47,531 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:47,532 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:47,532 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391943868]
[2021-07-09 22:13:47,532 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391943868] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:47,532 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:47,532 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16
[2021-07-09 22:13:47,532 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605768810]
[2021-07-09 22:13:47,532 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 16 states
[2021-07-09 22:13:47,532 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:47,533 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants.
[2021-07-09 22:13:47,533 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240
[2021-07-09 22:13:47,533 INFO  L87              Difference]: Start difference. First operand 339 states and 641 transitions. Second operand  has 16 states, 16 states have (on average 5.4375) internal successors, (87), 16 states have internal predecessors, (87), 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)
[2021-07-09 22:13:47,900 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:47,901 INFO  L93              Difference]: Finished difference Result 510 states and 1022 transitions.
[2021-07-09 22:13:47,901 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2021-07-09 22:13:47,901 INFO  L78                 Accepts]: Start accepts. Automaton has  has 16 states, 16 states have (on average 5.4375) internal successors, (87), 16 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87
[2021-07-09 22:13:47,901 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:47,901 INFO  L225             Difference]: With dead ends: 510
[2021-07-09 22:13:47,902 INFO  L226             Difference]: Without dead ends: 319
[2021-07-09 22:13:47,902 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 288.1ms TimeCoverageRelationStatistics Valid=120, Invalid=342, Unknown=0, NotChecked=0, Total=462
[2021-07-09 22:13:47,902 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 319 states.
[2021-07-09 22:13:47,904 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 295.
[2021-07-09 22:13:47,904 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 295 states, 286 states have (on average 1.8356643356643356) internal successors, (525), 294 states have internal predecessors, (525), 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)
[2021-07-09 22:13:47,905 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 525 transitions.
[2021-07-09 22:13:47,905 INFO  L78                 Accepts]: Start accepts. Automaton has 295 states and 525 transitions. Word has length 87
[2021-07-09 22:13:47,905 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:47,905 INFO  L482      AbstractCegarLoop]: Abstraction has 295 states and 525 transitions.
[2021-07-09 22:13:47,905 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 16 states, 16 states have (on average 5.4375) internal successors, (87), 16 states have internal predecessors, (87), 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)
[2021-07-09 22:13:47,905 INFO  L276                IsEmpty]: Start isEmpty. Operand 295 states and 525 transitions.
[2021-07-09 22:13:47,906 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 88
[2021-07-09 22:13:47,906 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:47,906 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:47,906 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19
[2021-07-09 22:13:47,906 INFO  L430      AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:47,906 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:47,906 INFO  L82        PathProgramCache]: Analyzing trace with hash 547302586, now seen corresponding path program 8 times
[2021-07-09 22:13:47,906 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:47,906 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35846572]
[2021-07-09 22:13:47,906 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:47,983 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:48,084 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:48,084 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:48,085 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:48,085 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:48,087 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:48,087 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-07-09 22:13:48,090 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:48,091 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-07-09 22:13:48,096 INFO  L142       QuantifierPusher]: treesize reduction 2, result has 90.5 percent of original size
[2021-07-09 22:13:48,096 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-07-09 22:13:48,105 INFO  L142       QuantifierPusher]: treesize reduction 28, result has 60.6 percent of original size
[2021-07-09 22:13:48,105 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43
[2021-07-09 22:13:48,130 INFO  L142       QuantifierPusher]: treesize reduction 28, result has 60.6 percent of original size
[2021-07-09 22:13:48,130 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43
[2021-07-09 22:13:48,135 INFO  L142       QuantifierPusher]: treesize reduction 333, result has 30.6 percent of original size
[2021-07-09 22:13:48,137 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 147
[2021-07-09 22:13:48,196 INFO  L142       QuantifierPusher]: treesize reduction 254, result has 43.0 percent of original size
[2021-07-09 22:13:48,197 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 192
[2021-07-09 22:13:48,298 INFO  L142       QuantifierPusher]: treesize reduction 298, result has 49.1 percent of original size
[2021-07-09 22:13:48,299 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 288
[2021-07-09 22:13:48,389 INFO  L142       QuantifierPusher]: treesize reduction 202, result has 50.9 percent of original size
[2021-07-09 22:13:48,390 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209
[2021-07-09 22:13:48,490 INFO  L142       QuantifierPusher]: treesize reduction 259, result has 26.4 percent of original size
[2021-07-09 22:13:48,491 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93
[2021-07-09 22:13:48,534 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-07-09 22:13:48,535 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-07-09 22:13:48,553 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:48,553 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:48,565 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:48,565 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:48,577 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:48,578 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:48,578 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:48,578 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:48,578 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35846572]
[2021-07-09 22:13:48,579 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35846572] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:48,579 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:48,579 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15
[2021-07-09 22:13:48,579 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568498354]
[2021-07-09 22:13:48,579 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 15 states
[2021-07-09 22:13:48,579 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:48,579 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants.
[2021-07-09 22:13:48,580 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210
[2021-07-09 22:13:48,580 INFO  L87              Difference]: Start difference. First operand 295 states and 525 transitions. Second operand  has 15 states, 15 states have (on average 5.8) internal successors, (87), 15 states have internal predecessors, (87), 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)
[2021-07-09 22:13:49,112 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:49,113 INFO  L93              Difference]: Finished difference Result 434 states and 826 transitions.
[2021-07-09 22:13:49,113 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-07-09 22:13:49,113 INFO  L78                 Accepts]: Start accepts. Automaton has  has 15 states, 15 states have (on average 5.8) internal successors, (87), 15 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87
[2021-07-09 22:13:49,113 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:49,114 INFO  L225             Difference]: With dead ends: 434
[2021-07-09 22:13:49,114 INFO  L226             Difference]: Without dead ends: 287
[2021-07-09 22:13:49,114 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 733.1ms TimeCoverageRelationStatistics Valid=115, Invalid=305, Unknown=0, NotChecked=0, Total=420
[2021-07-09 22:13:49,114 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 287 states.
[2021-07-09 22:13:49,116 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 287.
[2021-07-09 22:13:49,116 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 287 states, 278 states have (on average 1.830935251798561) internal successors, (509), 286 states have internal predecessors, (509), 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)
[2021-07-09 22:13:49,117 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 509 transitions.
[2021-07-09 22:13:49,117 INFO  L78                 Accepts]: Start accepts. Automaton has 287 states and 509 transitions. Word has length 87
[2021-07-09 22:13:49,117 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:49,117 INFO  L482      AbstractCegarLoop]: Abstraction has 287 states and 509 transitions.
[2021-07-09 22:13:49,117 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 15 states, 15 states have (on average 5.8) internal successors, (87), 15 states have internal predecessors, (87), 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)
[2021-07-09 22:13:49,117 INFO  L276                IsEmpty]: Start isEmpty. Operand 287 states and 509 transitions.
[2021-07-09 22:13:49,118 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 88
[2021-07-09 22:13:49,118 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:49,118 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:49,118 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20
[2021-07-09 22:13:49,118 INFO  L430      AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:49,118 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:49,118 INFO  L82        PathProgramCache]: Analyzing trace with hash 1752324216, now seen corresponding path program 9 times
[2021-07-09 22:13:49,118 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:49,118 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002996796]
[2021-07-09 22:13:49,118 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:49,182 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:49,215 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,216 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:49,217 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,218 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:49,219 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,219 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-07-09 22:13:49,223 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,223 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-07-09 22:13:49,227 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,227 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-07-09 22:13:49,233 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,233 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-07-09 22:13:49,241 INFO  L142       QuantifierPusher]: treesize reduction 10, result has 84.4 percent of original size
[2021-07-09 22:13:49,241 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54
[2021-07-09 22:13:49,257 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,257 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-07-09 22:13:49,268 INFO  L142       QuantifierPusher]: treesize reduction 6, result has 91.2 percent of original size
[2021-07-09 22:13:49,268 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62
[2021-07-09 22:13:49,273 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,274 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4
[2021-07-09 22:13:49,278 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-07-09 22:13:49,278 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-07-09 22:13:49,293 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,293 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:49,302 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,302 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:49,312 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,312 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:49,313 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:49,313 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:49,313 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002996796]
[2021-07-09 22:13:49,313 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002996796] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:49,313 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:49,313 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13
[2021-07-09 22:13:49,313 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700357307]
[2021-07-09 22:13:49,315 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 13 states
[2021-07-09 22:13:49,315 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:49,315 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants.
[2021-07-09 22:13:49,315 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156
[2021-07-09 22:13:49,315 INFO  L87              Difference]: Start difference. First operand 287 states and 509 transitions. Second operand  has 13 states, 13 states have (on average 6.6923076923076925) internal successors, (87), 13 states have internal predecessors, (87), 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)
[2021-07-09 22:13:49,503 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:49,504 INFO  L93              Difference]: Finished difference Result 442 states and 838 transitions.
[2021-07-09 22:13:49,504 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2021-07-09 22:13:49,504 INFO  L78                 Accepts]: Start accepts. Automaton has  has 13 states, 13 states have (on average 6.6923076923076925) internal successors, (87), 13 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87
[2021-07-09 22:13:49,504 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:49,505 INFO  L225             Difference]: With dead ends: 442
[2021-07-09 22:13:49,505 INFO  L226             Difference]: Without dead ends: 268
[2021-07-09 22:13:49,505 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 136.4ms TimeCoverageRelationStatistics Valid=76, Invalid=230, Unknown=0, NotChecked=0, Total=306
[2021-07-09 22:13:49,505 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 268 states.
[2021-07-09 22:13:49,507 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 268.
[2021-07-09 22:13:49,508 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 268 states, 259 states have (on average 1.8223938223938223) internal successors, (472), 267 states have internal predecessors, (472), 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)
[2021-07-09 22:13:49,508 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 472 transitions.
[2021-07-09 22:13:49,508 INFO  L78                 Accepts]: Start accepts. Automaton has 268 states and 472 transitions. Word has length 87
[2021-07-09 22:13:49,508 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:49,508 INFO  L482      AbstractCegarLoop]: Abstraction has 268 states and 472 transitions.
[2021-07-09 22:13:49,509 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 13 states, 13 states have (on average 6.6923076923076925) internal successors, (87), 13 states have internal predecessors, (87), 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)
[2021-07-09 22:13:49,509 INFO  L276                IsEmpty]: Start isEmpty. Operand 268 states and 472 transitions.
[2021-07-09 22:13:49,509 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 88
[2021-07-09 22:13:49,509 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:49,509 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:49,509 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21
[2021-07-09 22:13:49,509 INFO  L430      AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:49,510 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:49,510 INFO  L82        PathProgramCache]: Analyzing trace with hash -1294599482, now seen corresponding path program 10 times
[2021-07-09 22:13:49,510 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:49,510 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416533951]
[2021-07-09 22:13:49,510 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:49,575 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:49,614 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,615 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:49,615 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,615 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:49,617 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,617 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-07-09 22:13:49,621 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,621 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-07-09 22:13:49,626 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,626 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-07-09 22:13:49,633 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,633 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-07-09 22:13:49,641 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,641 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20
[2021-07-09 22:13:49,651 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,652 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17
[2021-07-09 22:13:49,662 INFO  L142       QuantifierPusher]: treesize reduction 26, result has 62.9 percent of original size
[2021-07-09 22:13:49,662 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44
[2021-07-09 22:13:49,691 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,692 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-07-09 22:13:49,701 INFO  L142       QuantifierPusher]: treesize reduction 4, result has 50.0 percent of original size
[2021-07-09 22:13:49,701 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4
[2021-07-09 22:13:49,708 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-07-09 22:13:49,708 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-07-09 22:13:49,725 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,725 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:49,734 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,735 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:49,745 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:49,745 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:49,745 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:49,745 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:49,745 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416533951]
[2021-07-09 22:13:49,746 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416533951] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:49,746 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:49,746 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15
[2021-07-09 22:13:49,746 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141635557]
[2021-07-09 22:13:49,747 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 15 states
[2021-07-09 22:13:49,747 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:49,747 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants.
[2021-07-09 22:13:49,747 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210
[2021-07-09 22:13:49,747 INFO  L87              Difference]: Start difference. First operand 268 states and 472 transitions. Second operand  has 15 states, 15 states have (on average 5.8) internal successors, (87), 15 states have internal predecessors, (87), 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)
[2021-07-09 22:13:50,004 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:50,005 INFO  L93              Difference]: Finished difference Result 421 states and 797 transitions.
[2021-07-09 22:13:50,005 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2021-07-09 22:13:50,005 INFO  L78                 Accepts]: Start accepts. Automaton has  has 15 states, 15 states have (on average 5.8) internal successors, (87), 15 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87
[2021-07-09 22:13:50,005 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:50,006 INFO  L225             Difference]: With dead ends: 421
[2021-07-09 22:13:50,006 INFO  L226             Difference]: Without dead ends: 257
[2021-07-09 22:13:50,006 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 219.7ms TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380
[2021-07-09 22:13:50,006 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 257 states.
[2021-07-09 22:13:50,008 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 257.
[2021-07-09 22:13:50,008 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 257 states, 248 states have (on average 1.8306451612903225) internal successors, (454), 256 states have internal predecessors, (454), 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)
[2021-07-09 22:13:50,009 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 454 transitions.
[2021-07-09 22:13:50,009 INFO  L78                 Accepts]: Start accepts. Automaton has 257 states and 454 transitions. Word has length 87
[2021-07-09 22:13:50,009 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:50,009 INFO  L482      AbstractCegarLoop]: Abstraction has 257 states and 454 transitions.
[2021-07-09 22:13:50,009 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 15 states, 15 states have (on average 5.8) internal successors, (87), 15 states have internal predecessors, (87), 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)
[2021-07-09 22:13:50,009 INFO  L276                IsEmpty]: Start isEmpty. Operand 257 states and 454 transitions.
[2021-07-09 22:13:50,009 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 88
[2021-07-09 22:13:50,009 INFO  L500         BasicCegarLoop]: Found error trace
[2021-07-09 22:13:50,010 INFO  L508         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-07-09 22:13:50,010 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22
[2021-07-09 22:13:50,010 INFO  L430      AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-07-09 22:13:50,010 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-07-09 22:13:50,010 INFO  L82        PathProgramCache]: Analyzing trace with hash -679310884, now seen corresponding path program 11 times
[2021-07-09 22:13:50,010 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-07-09 22:13:50,010 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989781909]
[2021-07-09 22:13:50,010 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-07-09 22:13:50,083 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-07-09 22:13:50,138 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:50,139 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:50,139 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:50,139 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-07-09 22:13:50,141 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:50,141 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-07-09 22:13:50,144 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:50,144 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-07-09 22:13:50,148 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:50,149 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-07-09 22:13:50,155 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:50,155 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-07-09 22:13:50,162 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:50,162 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20
[2021-07-09 22:13:50,172 INFO  L142       QuantifierPusher]: treesize reduction 63, result has 47.5 percent of original size
[2021-07-09 22:13:50,172 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57
[2021-07-09 22:13:50,192 INFO  L142       QuantifierPusher]: treesize reduction 47, result has 59.5 percent of original size
[2021-07-09 22:13:50,193 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69
[2021-07-09 22:13:50,217 INFO  L142       QuantifierPusher]: treesize reduction 14, result has 22.2 percent of original size
[2021-07-09 22:13:50,217 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4
[2021-07-09 22:13:50,223 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:50,223 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4
[2021-07-09 22:13:50,224 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-07-09 22:13:50,224 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-07-09 22:13:50,240 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:50,241 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:50,250 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:50,251 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-07-09 22:13:50,273 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-07-09 22:13:50,274 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-07-09 22:13:50,274 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-07-09 22:13:50,274 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-07-09 22:13:50,274 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989781909]
[2021-07-09 22:13:50,274 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989781909] provided 1 perfect and 0 imperfect interpolant sequences
[2021-07-09 22:13:50,274 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-07-09 22:13:50,274 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14
[2021-07-09 22:13:50,275 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590639104]
[2021-07-09 22:13:50,276 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 14 states
[2021-07-09 22:13:50,276 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-07-09 22:13:50,276 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2021-07-09 22:13:50,276 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182
[2021-07-09 22:13:50,276 INFO  L87              Difference]: Start difference. First operand 257 states and 454 transitions. Second operand  has 14 states, 14 states have (on average 6.214285714285714) internal successors, (87), 14 states have internal predecessors, (87), 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)
[2021-07-09 22:13:50,484 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-07-09 22:13:50,484 INFO  L93              Difference]: Finished difference Result 221 states and 394 transitions.
[2021-07-09 22:13:50,485 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2021-07-09 22:13:50,485 INFO  L78                 Accepts]: Start accepts. Automaton has  has 14 states, 14 states have (on average 6.214285714285714) internal successors, (87), 14 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87
[2021-07-09 22:13:50,485 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-07-09 22:13:50,485 INFO  L225             Difference]: With dead ends: 221
[2021-07-09 22:13:50,485 INFO  L226             Difference]: Without dead ends: 0
[2021-07-09 22:13:50,485 INFO  L764         BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 209.2ms TimeCoverageRelationStatistics Valid=103, Invalid=317, Unknown=0, NotChecked=0, Total=420
[2021-07-09 22:13:50,486 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2021-07-09 22:13:50,486 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2021-07-09 22:13:50,486 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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)
[2021-07-09 22:13:50,486 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2021-07-09 22:13:50,486 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 87
[2021-07-09 22:13:50,486 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-07-09 22:13:50,486 INFO  L482      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2021-07-09 22:13:50,486 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 14 states, 14 states have (on average 6.214285714285714) internal successors, (87), 14 states have internal predecessors, (87), 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)
[2021-07-09 22:13:50,486 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2021-07-09 22:13:50,486 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2021-07-09 22:13:50,487 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23
[2021-07-09 22:13:50,487 INFO  L301   ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (2/2)
[2021-07-09 22:13:50,487 INFO  L247   ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2021-07-09 22:13:50,489 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.07 10:13:50 BasicIcfg
[2021-07-09 22:13:50,489 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-07-09 22:13:50,489 INFO  L168              Benchmark]: Toolchain (without parser) took 22721.97 ms. Allocated memory was 182.5 MB in the beginning and 903.9 MB in the end (delta: 721.4 MB). Free memory was 144.9 MB in the beginning and 768.1 MB in the end (delta: -623.2 MB). Peak memory consumption was 98.4 MB. Max. memory is 8.0 GB.
[2021-07-09 22:13:50,490 INFO  L168              Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 182.5 MB. Free memory is still 163.4 MB. There was no memory consumed. Max. memory is 8.0 GB.
[2021-07-09 22:13:50,490 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 538.72 ms. Allocated memory is still 182.5 MB. Free memory was 144.5 MB in the beginning and 148.2 MB in the end (delta: -3.6 MB). Peak memory consumption was 15.8 MB. Max. memory is 8.0 GB.
[2021-07-09 22:13:50,490 INFO  L168              Benchmark]: Boogie Procedure Inliner took 64.92 ms. Allocated memory is still 182.5 MB. Free memory was 148.2 MB in the beginning and 144.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB.
[2021-07-09 22:13:50,490 INFO  L168              Benchmark]: Boogie Preprocessor took 63.17 ms. Allocated memory is still 182.5 MB. Free memory was 144.5 MB in the beginning and 140.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB.
[2021-07-09 22:13:50,490 INFO  L168              Benchmark]: RCFGBuilder took 3011.34 ms. Allocated memory was 182.5 MB in the beginning and 266.3 MB in the end (delta: 83.9 MB). Free memory was 140.9 MB in the beginning and 201.0 MB in the end (delta: -60.1 MB). Peak memory consumption was 147.5 MB. Max. memory is 8.0 GB.
[2021-07-09 22:13:50,490 INFO  L168              Benchmark]: TraceAbstraction took 19034.41 ms. Allocated memory was 266.3 MB in the beginning and 903.9 MB in the end (delta: 637.5 MB). Free memory was 200.5 MB in the beginning and 768.1 MB in the end (delta: -567.7 MB). Peak memory consumption was 69.9 MB. Max. memory is 8.0 GB.
[2021-07-09 22:13:50,491 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.38 ms. Allocated memory is still 182.5 MB. Free memory is still 163.4 MB. There was no memory consumed. Max. memory is 8.0 GB.
 * CACSL2BoogieTranslator took 538.72 ms. Allocated memory is still 182.5 MB. Free memory was 144.5 MB in the beginning and 148.2 MB in the end (delta: -3.6 MB). Peak memory consumption was 15.8 MB. Max. memory is 8.0 GB.
 * Boogie Procedure Inliner took 64.92 ms. Allocated memory is still 182.5 MB. Free memory was 148.2 MB in the beginning and 144.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB.
 * Boogie Preprocessor took 63.17 ms. Allocated memory is still 182.5 MB. Free memory was 144.5 MB in the beginning and 140.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB.
 * RCFGBuilder took 3011.34 ms. Allocated memory was 182.5 MB in the beginning and 266.3 MB in the end (delta: 83.9 MB). Free memory was 140.9 MB in the beginning and 201.0 MB in the end (delta: -60.1 MB). Peak memory consumption was 147.5 MB. Max. memory is 8.0 GB.
 * TraceAbstraction took 19034.41 ms. Allocated memory was 266.3 MB in the beginning and 903.9 MB in the end (delta: 637.5 MB). Free memory was 200.5 MB in the beginning and 768.1 MB in the end (delta: -567.7 MB). Peak memory consumption was 69.9 MB. Max. memory is 8.0 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: Independence relation benchmarks
    ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 28349, positive: 25498, positive conditional: 25498, positive unconditional: 0, negative: 2851, negative conditional: 2851, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 27620, positive: 25498, positive conditional: 0, positive unconditional: 25498, negative: 2122, negative conditional: 0, negative unconditional: 2122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 923, positive: 880, positive conditional: 0, positive unconditional: 880, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 923, positive: 879, positive conditional: 0, positive unconditional: 879, negative: 44, negative conditional: 0, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 44, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 755, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 752, negative conditional: 0, negative unconditional: 752, unknown: 0, unknown conditional: 0, unknown unconditional: 0]  ], Cache Queries: [ total: 27620, positive: 24618, positive conditional: 0, positive unconditional: 24618, negative: 2079, negative conditional: 0, negative unconditional: 2079, unknown: 923, unknown conditional: 0, unknown unconditional: 923] , Statistics on independence cache: Total cache size (in pairs): 923, Positive cache size: 880, Positive conditional cache size: 0, Positive unconditional cache size: 880, Negative cache size: 43, Negative conditional cache size: 0, Negative unconditional cache size: 43, Independence queries for same thread: 729
  - StatisticsResult: Independence relation benchmarks
    ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 55945, positive: 47528, positive conditional: 47528, positive unconditional: 0, negative: 8417, negative conditional: 8417, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 54468, positive: 47528, positive conditional: 0, positive unconditional: 47528, negative: 6940, negative conditional: 0, negative unconditional: 6940, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 974, positive: 899, positive conditional: 0, positive unconditional: 899, negative: 75, negative conditional: 0, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 974, positive: 896, positive conditional: 0, positive unconditional: 896, negative: 78, negative conditional: 0, negative unconditional: 78, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 78, positive: 3, positive conditional: 0, positive unconditional: 3, negative: 75, negative conditional: 0, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1284, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 1282, negative conditional: 0, negative unconditional: 1282, unknown: 0, unknown conditional: 0, unknown unconditional: 0]  ], Cache Queries: [ total: 54468, positive: 46629, positive conditional: 0, positive unconditional: 46629, negative: 6865, negative conditional: 0, negative unconditional: 6865, unknown: 974, unknown conditional: 0, unknown unconditional: 974] , Statistics on independence cache: Total cache size (in pairs): 974, Positive cache size: 899, Positive conditional cache size: 0, Positive unconditional cache size: 899, Negative cache size: 75, Negative conditional cache size: 0, Negative unconditional cache size: 75, Independence queries for same thread: 1477
  - PositiveResult [Line: 18]: call to reach_error is unreachable
    For all program executions holds that call to reach_error is unreachable at this location
  - PositiveResult [Line: 18]: call to reach_error is unreachable
    For all program executions holds that call to reach_error is unreachable at this location
  - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P2Thread1of1ForFork1 with 1 thread instances
    CFG has 7 procedures, 141 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1555.5ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 23.6ms, AutomataDifference: 100.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1203.8ms, PartialOrderReductionTime: 1191.8ms, HoareTripleCheckerStatistics: 90 SDtfs, 34 SDslu, 28 SDs, 0 SdLazy, 7 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 24.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=7232occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 5.8ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 4.9ms SsaConstructionTime, 28.6ms SatisfiabilityAnalysisTime, 116.8ms InterpolantComputationTime, 57 NumberOfCodeBlocks, 57 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 56 ConstructedInterpolants, 0 QuantifiedInterpolants, 112 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: ULTIMATE.start with 1 thread instances
    CFG has 7 procedures, 141 locations, 6 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 17332.3ms, OverallIterations: 23, TraceHistogramMax: 1, EmptinessCheckTime: 110.3ms, AutomataDifference: 8326.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1699.9ms, PartialOrderReductionTime: 1698.7ms, HoareTripleCheckerStatistics: 2901 SDtfs, 4412 SDslu, 15857 SDs, 0 SdLazy, 4441 SolverSat, 927 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4169.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 436 GetRequests, 53 SyntacticMatches, 8 SemanticMatches, 375 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1058 ImplicationChecksByTransitivity, 5507.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=13631occurred in iteration=0, InterpolantAutomatonStates: 281, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 941.3ms AutomataMinimizationTime, 23 MinimizatonAttempts, 8435 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 87.8ms SsaConstructionTime, 1415.6ms SatisfiabilityAnalysisTime, 4570.7ms InterpolantComputationTime, 1879 NumberOfCodeBlocks, 1879 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 1856 ConstructedInterpolants, 0 QuantifiedInterpolants, 13383 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 23 InterpolantComputations, 23 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
  - AllSpecificationsHoldResult: All specifications hold
    2 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
Received shutdown request...