/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options interpolation-heuristic=FIRST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label33.c


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


This is Ultimate 0.1.25-177f698
[2020-08-21 14:58:41,071 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-08-21 14:58:41,074 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-08-21 14:58:41,097 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-08-21 14:58:41,098 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-08-21 14:58:41,099 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-08-21 14:58:41,100 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-08-21 14:58:41,102 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-08-21 14:58:41,104 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-08-21 14:58:41,105 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-08-21 14:58:41,106 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-08-21 14:58:41,107 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-08-21 14:58:41,108 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-08-21 14:58:41,109 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-08-21 14:58:41,110 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-08-21 14:58:41,111 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-08-21 14:58:41,112 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-08-21 14:58:41,113 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-08-21 14:58:41,115 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-08-21 14:58:41,117 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-08-21 14:58:41,118 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-08-21 14:58:41,120 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-08-21 14:58:41,121 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-08-21 14:58:41,122 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-08-21 14:58:41,124 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-08-21 14:58:41,124 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-08-21 14:58:41,125 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-08-21 14:58:41,126 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-08-21 14:58:41,126 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-08-21 14:58:41,127 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-08-21 14:58:41,127 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-08-21 14:58:41,128 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-08-21 14:58:41,128 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-08-21 14:58:41,129 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-08-21 14:58:41,130 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-08-21 14:58:41,131 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
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[2020-08-21 14:58:41,131 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-08-21 14:58:41,132 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2020-08-21 14:58:41,133 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-08-21 14:58:41,134 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-08-21 14:58:41,181 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-08-21 14:58:41,182 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-08-21 14:58:41,186 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-08-21 14:58:41,187 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-08-21 14:58:41,187 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-08-21 14:58:41,187 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-08-21 14:58:41,187 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-08-21 14:58:41,187 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-08-21 14:58:41,188 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-08-21 14:58:41,188 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-08-21 14:58:41,188 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-08-21 14:58:41,188 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-08-21 14:58:41,188 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-08-21 14:58:41,189 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-08-21 14:58:41,192 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-08-21 14:58:41,192 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-08-21 14:58:41,192 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-08-21 14:58:41,192 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-08-21 14:58:41,193 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-08-21 14:58:41,193 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-08-21 14:58:41,193 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-08-21 14:58:41,193 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-08-21 14:58:41,193 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-08-21 14:58:41,194 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-08-21 14:58:41,194 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-08-21 14:58:41,194 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-08-21 14:58:41,194 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-08-21 14:58:41,194 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-08-21 14:58:41,195 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-08-21 14:58:41,196 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> interpolation-heuristic=FIRST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> interpolation-heuristic=FIRST;log-additional-information=true;
[2020-08-21 14:58:41,509 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-08-21 14:58:41,519 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-08-21 14:58:41,524 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-08-21 14:58:41,530 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-08-21 14:58:41,531 INFO  L275        PluginConnector]: CDTParser initialized
[2020-08-21 14:58:41,531 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label33.c
[2020-08-21 14:58:41,606 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d52c32dfd/2d1f1a366e964d558e2950d751fbd313/FLAGf1b1c28ee
[2020-08-21 14:58:42,169 INFO  L306              CDTParser]: Found 1 translation units.
[2020-08-21 14:58:42,170 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label33.c
[2020-08-21 14:58:42,196 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d52c32dfd/2d1f1a366e964d558e2950d751fbd313/FLAGf1b1c28ee
[2020-08-21 14:58:42,453 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d52c32dfd/2d1f1a366e964d558e2950d751fbd313
[2020-08-21 14:58:42,462 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-08-21 14:58:42,465 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-08-21 14:58:42,468 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-08-21 14:58:42,468 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-08-21 14:58:42,472 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-08-21 14:58:42,474 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 02:58:42" (1/1) ...
[2020-08-21 14:58:42,477 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72dcb5c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:58:42, skipping insertion in model container
[2020-08-21 14:58:42,478 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 02:58:42" (1/1) ...
[2020-08-21 14:58:42,487 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-08-21 14:58:42,555 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-08-21 14:58:43,145 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-21 14:58:43,150 INFO  L203         MainTranslator]: Completed pre-run
[2020-08-21 14:58:43,279 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-21 14:58:43,297 INFO  L208         MainTranslator]: Completed translation
[2020-08-21 14:58:43,297 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:58:43 WrapperNode
[2020-08-21 14:58:43,297 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-08-21 14:58:43,298 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-08-21 14:58:43,298 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-08-21 14:58:43,299 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-08-21 14:58:43,314 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:58:43" (1/1) ...
[2020-08-21 14:58:43,314 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:58:43" (1/1) ...
[2020-08-21 14:58:43,333 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:58:43" (1/1) ...
[2020-08-21 14:58:43,334 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:58:43" (1/1) ...
[2020-08-21 14:58:43,399 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:58:43" (1/1) ...
[2020-08-21 14:58:43,424 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:58:43" (1/1) ...
[2020-08-21 14:58:43,438 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:58:43" (1/1) ...
[2020-08-21 14:58:43,448 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-08-21 14:58:43,449 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-08-21 14:58:43,449 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-08-21 14:58:43,449 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-08-21 14:58:43,458 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:58:43" (1/1) ...
No working directory specified, using /storage/repos/ultimate-2/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
[2020-08-21 14:58:43,528 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-08-21 14:58:43,528 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-08-21 14:58:43,528 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output
[2020-08-21 14:58:43,529 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-08-21 14:58:43,529 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output
[2020-08-21 14:58:43,529 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-08-21 14:58:43,529 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-08-21 14:58:43,529 INFO  L130     BoogieDeclarations]: Found specification of procedure exit
[2020-08-21 14:58:43,530 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-08-21 14:58:43,530 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-08-21 14:58:43,530 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-08-21 14:58:44,773 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-08-21 14:58:44,773 INFO  L295             CfgBuilder]: Removed 1 assume(true) statements.
[2020-08-21 14:58:44,784 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 02:58:44 BoogieIcfgContainer
[2020-08-21 14:58:44,784 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-08-21 14:58:44,787 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-08-21 14:58:44,787 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-08-21 14:58:44,791 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-08-21 14:58:44,791 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 02:58:42" (1/3) ...
[2020-08-21 14:58:44,792 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76a0a6d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 02:58:44, skipping insertion in model container
[2020-08-21 14:58:44,793 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 02:58:43" (2/3) ...
[2020-08-21 14:58:44,793 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76a0a6d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 02:58:44, skipping insertion in model container
[2020-08-21 14:58:44,794 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 02:58:44" (3/3) ...
[2020-08-21 14:58:44,796 INFO  L109   eAbstractionObserver]: Analyzing ICFG Problem02_label33.c
[2020-08-21 14:58:44,807 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-08-21 14:58:44,818 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-08-21 14:58:44,833 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-08-21 14:58:44,871 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-08-21 14:58:44,872 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-08-21 14:58:44,873 INFO  L377      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-08-21 14:58:44,873 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-08-21 14:58:44,873 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-08-21 14:58:44,873 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-08-21 14:58:44,874 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-08-21 14:58:44,874 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-08-21 14:58:44,905 INFO  L276                IsEmpty]: Start isEmpty. Operand 236 states.
[2020-08-21 14:58:44,927 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 148
[2020-08-21 14:58:44,928 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 14:58:44,929 INFO  L422         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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 14:58:44,930 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 14:58:44,936 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 14:58:44,937 INFO  L82        PathProgramCache]: Analyzing trace with hash -421614983, now seen corresponding path program 1 times
[2020-08-21 14:58:44,946 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 14:58:44,947 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [673851863]
[2020-08-21 14:58:44,947 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 14:58:45,178 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:45,479 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 14:58:45,485 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:45,606 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-21 14:58:45,607 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [673851863]
[2020-08-21 14:58:45,610 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-21 14:58:45,610 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-08-21 14:58:45,612 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066267343]
[2020-08-21 14:58:45,623 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-08-21 14:58:45,623 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 14:58:45,641 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-08-21 14:58:45,642 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2020-08-21 14:58:45,646 INFO  L87              Difference]: Start difference. First operand 236 states. Second operand 5 states.
[2020-08-21 14:58:48,007 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 14:58:48,008 INFO  L93              Difference]: Finished difference Result 784 states and 1378 transitions.
[2020-08-21 14:58:48,009 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2020-08-21 14:58:48,010 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 147
[2020-08-21 14:58:48,012 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 14:58:48,031 INFO  L225             Difference]: With dead ends: 784
[2020-08-21 14:58:48,031 INFO  L226             Difference]: Without dead ends: 480
[2020-08-21 14:58:48,040 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42
[2020-08-21 14:58:48,063 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 480 states.
[2020-08-21 14:58:48,128 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 473.
[2020-08-21 14:58:48,129 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 473 states.
[2020-08-21 14:58:48,132 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 640 transitions.
[2020-08-21 14:58:48,134 INFO  L78                 Accepts]: Start accepts. Automaton has 473 states and 640 transitions. Word has length 147
[2020-08-21 14:58:48,135 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 14:58:48,135 INFO  L479      AbstractCegarLoop]: Abstraction has 473 states and 640 transitions.
[2020-08-21 14:58:48,135 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-08-21 14:58:48,135 INFO  L276                IsEmpty]: Start isEmpty. Operand 473 states and 640 transitions.
[2020-08-21 14:58:48,142 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 165
[2020-08-21 14:58:48,142 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 14:58:48,143 INFO  L422         BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 14:58:48,143 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-08-21 14:58:48,143 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 14:58:48,143 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 14:58:48,144 INFO  L82        PathProgramCache]: Analyzing trace with hash 1751354861, now seen corresponding path program 1 times
[2020-08-21 14:58:48,144 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 14:58:48,144 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [496328172]
[2020-08-21 14:58:48,144 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 14:58:48,178 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:48,311 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 14:58:48,321 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:48,355 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2020-08-21 14:58:48,359 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:48,384 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17
[2020-08-21 14:58:48,387 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:48,453 INFO  L134       CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2020-08-21 14:58:48,454 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [496328172]
[2020-08-21 14:58:48,454 INFO  L220   FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences.
[2020-08-21 14:58:48,454 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9
[2020-08-21 14:58:48,455 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121813991]
[2020-08-21 14:58:48,458 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 9 states
[2020-08-21 14:58:48,459 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 14:58:48,460 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2020-08-21 14:58:48,460 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72
[2020-08-21 14:58:48,461 INFO  L87              Difference]: Start difference. First operand 473 states and 640 transitions. Second operand 9 states.
[2020-08-21 14:58:50,793 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 14:58:50,793 INFO  L93              Difference]: Finished difference Result 1392 states and 1936 transitions.
[2020-08-21 14:58:50,794 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2020-08-21 14:58:50,794 INFO  L78                 Accepts]: Start accepts. Automaton has 9 states. Word has length 164
[2020-08-21 14:58:50,795 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 14:58:50,802 INFO  L225             Difference]: With dead ends: 1392
[2020-08-21 14:58:50,803 INFO  L226             Difference]: Without dead ends: 925
[2020-08-21 14:58:50,805 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306
[2020-08-21 14:58:50,809 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 925 states.
[2020-08-21 14:58:50,861 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 925 to 767.
[2020-08-21 14:58:50,861 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 767 states.
[2020-08-21 14:58:50,875 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 767 states and 971 transitions.
[2020-08-21 14:58:50,875 INFO  L78                 Accepts]: Start accepts. Automaton has 767 states and 971 transitions. Word has length 164
[2020-08-21 14:58:50,876 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 14:58:50,876 INFO  L479      AbstractCegarLoop]: Abstraction has 767 states and 971 transitions.
[2020-08-21 14:58:50,876 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 9 states.
[2020-08-21 14:58:50,876 INFO  L276                IsEmpty]: Start isEmpty. Operand 767 states and 971 transitions.
[2020-08-21 14:58:50,886 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 169
[2020-08-21 14:58:50,887 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 14:58:50,887 INFO  L422         BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 14:58:50,887 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-08-21 14:58:50,887 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 14:58:50,888 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 14:58:50,888 INFO  L82        PathProgramCache]: Analyzing trace with hash -1415746443, now seen corresponding path program 1 times
[2020-08-21 14:58:50,889 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 14:58:50,889 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [700547924]
[2020-08-21 14:58:50,889 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 14:58:50,960 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:51,085 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 14:58:51,087 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:51,102 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2020-08-21 14:58:51,106 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:51,123 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2020-08-21 14:58:51,127 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:51,207 INFO  L134       CoverageAnalysis]: Checked inductivity of 23 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2020-08-21 14:58:51,207 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [700547924]
[2020-08-21 14:58:51,208 INFO  L220   FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences.
[2020-08-21 14:58:51,208 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8
[2020-08-21 14:58:51,209 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106362757]
[2020-08-21 14:58:51,209 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-08-21 14:58:51,210 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 14:58:51,210 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-08-21 14:58:51,210 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2020-08-21 14:58:51,211 INFO  L87              Difference]: Start difference. First operand 767 states and 971 transitions. Second operand 8 states.
[2020-08-21 14:58:53,630 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 14:58:53,630 INFO  L93              Difference]: Finished difference Result 2047 states and 2827 transitions.
[2020-08-21 14:58:53,631 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2020-08-21 14:58:53,631 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 168
[2020-08-21 14:58:53,631 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 14:58:53,646 INFO  L225             Difference]: With dead ends: 2047
[2020-08-21 14:58:53,647 INFO  L226             Difference]: Without dead ends: 1286
[2020-08-21 14:58:53,649 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182
[2020-08-21 14:58:53,651 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1286 states.
[2020-08-21 14:58:53,705 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1286 to 1245.
[2020-08-21 14:58:53,705 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 1245 states.
[2020-08-21 14:58:53,712 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 1245 states and 1558 transitions.
[2020-08-21 14:58:53,712 INFO  L78                 Accepts]: Start accepts. Automaton has 1245 states and 1558 transitions. Word has length 168
[2020-08-21 14:58:53,713 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 14:58:53,713 INFO  L479      AbstractCegarLoop]: Abstraction has 1245 states and 1558 transitions.
[2020-08-21 14:58:53,713 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-08-21 14:58:53,713 INFO  L276                IsEmpty]: Start isEmpty. Operand 1245 states and 1558 transitions.
[2020-08-21 14:58:53,719 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 177
[2020-08-21 14:58:53,719 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 14:58:53,720 INFO  L422         BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 14:58:53,720 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-08-21 14:58:53,720 INFO  L427      AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 14:58:53,720 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 14:58:53,721 INFO  L82        PathProgramCache]: Analyzing trace with hash 2022634883, now seen corresponding path program 1 times
[2020-08-21 14:58:53,721 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 14:58:53,721 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1552852990]
[2020-08-21 14:58:53,721 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 14:58:53,759 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:53,829 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 14:58:53,831 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:53,845 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2020-08-21 14:58:53,851 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:53,857 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29
[2020-08-21 14:58:53,859 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:53,899 INFO  L134       CoverageAnalysis]: Checked inductivity of 29 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.
[2020-08-21 14:58:53,900 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1552852990]
[2020-08-21 14:58:53,901 INFO  L220   FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences.
[2020-08-21 14:58:53,901 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7
[2020-08-21 14:58:53,902 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038225578]
[2020-08-21 14:58:53,903 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 7 states
[2020-08-21 14:58:53,903 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 14:58:53,904 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2020-08-21 14:58:53,904 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2020-08-21 14:58:53,904 INFO  L87              Difference]: Start difference. First operand 1245 states and 1558 transitions. Second operand 7 states.
[2020-08-21 14:58:55,964 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 14:58:55,964 INFO  L93              Difference]: Finished difference Result 4321 states and 5973 transitions.
[2020-08-21 14:58:55,965 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2020-08-21 14:58:55,965 INFO  L78                 Accepts]: Start accepts. Automaton has 7 states. Word has length 176
[2020-08-21 14:58:55,966 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 14:58:55,986 INFO  L225             Difference]: With dead ends: 4321
[2020-08-21 14:58:55,986 INFO  L226             Difference]: Without dead ends: 2938
[2020-08-21 14:58:55,993 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132
[2020-08-21 14:58:55,998 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 2938 states.
[2020-08-21 14:58:56,093 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 2938 to 2616.
[2020-08-21 14:58:56,093 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 2616 states.
[2020-08-21 14:58:56,110 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 2616 states and 3372 transitions.
[2020-08-21 14:58:56,111 INFO  L78                 Accepts]: Start accepts. Automaton has 2616 states and 3372 transitions. Word has length 176
[2020-08-21 14:58:56,111 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 14:58:56,112 INFO  L479      AbstractCegarLoop]: Abstraction has 2616 states and 3372 transitions.
[2020-08-21 14:58:56,112 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 7 states.
[2020-08-21 14:58:56,112 INFO  L276                IsEmpty]: Start isEmpty. Operand 2616 states and 3372 transitions.
[2020-08-21 14:58:56,127 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 239
[2020-08-21 14:58:56,128 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 14:58:56,128 INFO  L422         BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 14:58:56,128 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-08-21 14:58:56,129 INFO  L427      AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 14:58:56,129 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 14:58:56,129 INFO  L82        PathProgramCache]: Analyzing trace with hash -2063453292, now seen corresponding path program 1 times
[2020-08-21 14:58:56,129 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 14:58:56,130 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [741005673]
[2020-08-21 14:58:56,130 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 14:58:56,173 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:56,237 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 14:58:56,239 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:56,253 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2020-08-21 14:58:56,264 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:56,279 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42
[2020-08-21 14:58:56,300 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:56,315 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88
[2020-08-21 14:58:56,317 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:56,392 INFO  L134       CoverageAnalysis]: Checked inductivity of 136 backedges. 90 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked.
[2020-08-21 14:58:56,393 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [741005673]
[2020-08-21 14:58:56,393 INFO  L220   FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences.
[2020-08-21 14:58:56,393 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5
[2020-08-21 14:58:56,394 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055006962]
[2020-08-21 14:58:56,394 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-08-21 14:58:56,395 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 14:58:56,395 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-08-21 14:58:56,395 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2020-08-21 14:58:56,395 INFO  L87              Difference]: Start difference. First operand 2616 states and 3372 transitions. Second operand 5 states.
[2020-08-21 14:58:57,387 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 14:58:57,387 INFO  L93              Difference]: Finished difference Result 6252 states and 8218 transitions.
[2020-08-21 14:58:57,388 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-08-21 14:58:57,388 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 238
[2020-08-21 14:58:57,391 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 14:58:57,413 INFO  L225             Difference]: With dead ends: 6252
[2020-08-21 14:58:57,413 INFO  L226             Difference]: Without dead ends: 3786
[2020-08-21 14:58:57,424 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30
[2020-08-21 14:58:57,429 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 3786 states.
[2020-08-21 14:58:57,536 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 3786 to 2902.
[2020-08-21 14:58:57,537 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 2902 states.
[2020-08-21 14:58:57,558 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 2902 states to 2902 states and 3818 transitions.
[2020-08-21 14:58:57,559 INFO  L78                 Accepts]: Start accepts. Automaton has 2902 states and 3818 transitions. Word has length 238
[2020-08-21 14:58:57,560 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 14:58:57,560 INFO  L479      AbstractCegarLoop]: Abstraction has 2902 states and 3818 transitions.
[2020-08-21 14:58:57,561 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-08-21 14:58:57,561 INFO  L276                IsEmpty]: Start isEmpty. Operand 2902 states and 3818 transitions.
[2020-08-21 14:58:57,580 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 240
[2020-08-21 14:58:57,580 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 14:58:57,580 INFO  L422         BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 14:58:57,580 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2020-08-21 14:58:57,581 INFO  L427      AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 14:58:57,581 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 14:58:57,582 INFO  L82        PathProgramCache]: Analyzing trace with hash 2101842206, now seen corresponding path program 1 times
[2020-08-21 14:58:57,586 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 14:58:57,586 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [76979183]
[2020-08-21 14:58:57,586 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 14:58:57,626 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:57,716 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 14:58:57,717 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:57,734 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2020-08-21 14:58:57,735 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:57,740 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29
[2020-08-21 14:58:57,752 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:57,776 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89
[2020-08-21 14:58:57,787 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:57,898 INFO  L134       CoverageAnalysis]: Checked inductivity of 122 backedges. 102 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked.
[2020-08-21 14:58:57,899 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [76979183]
[2020-08-21 14:58:57,900 INFO  L220   FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences.
[2020-08-21 14:58:57,900 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7
[2020-08-21 14:58:57,900 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639944203]
[2020-08-21 14:58:57,901 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 7 states
[2020-08-21 14:58:57,901 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 14:58:57,901 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2020-08-21 14:58:57,902 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2020-08-21 14:58:57,902 INFO  L87              Difference]: Start difference. First operand 2902 states and 3818 transitions. Second operand 7 states.
[2020-08-21 14:58:59,120 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 14:58:59,120 INFO  L93              Difference]: Finished difference Result 5490 states and 7000 transitions.
[2020-08-21 14:58:59,121 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2020-08-21 14:58:59,121 INFO  L78                 Accepts]: Start accepts. Automaton has 7 states. Word has length 239
[2020-08-21 14:58:59,121 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 14:58:59,135 INFO  L225             Difference]: With dead ends: 5490
[2020-08-21 14:58:59,136 INFO  L226             Difference]: Without dead ends: 2582
[2020-08-21 14:58:59,146 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132
[2020-08-21 14:58:59,150 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 2582 states.
[2020-08-21 14:58:59,202 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 2582 to 1835.
[2020-08-21 14:58:59,202 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 1835 states.
[2020-08-21 14:58:59,206 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1835 states and 2068 transitions.
[2020-08-21 14:58:59,206 INFO  L78                 Accepts]: Start accepts. Automaton has 1835 states and 2068 transitions. Word has length 239
[2020-08-21 14:58:59,206 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 14:58:59,206 INFO  L479      AbstractCegarLoop]: Abstraction has 1835 states and 2068 transitions.
[2020-08-21 14:58:59,206 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 7 states.
[2020-08-21 14:58:59,207 INFO  L276                IsEmpty]: Start isEmpty. Operand 1835 states and 2068 transitions.
[2020-08-21 14:58:59,214 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 254
[2020-08-21 14:58:59,214 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-21 14:58:59,215 INFO  L422         BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-21 14:58:59,215 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2020-08-21 14:58:59,215 INFO  L427      AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-21 14:58:59,216 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-21 14:58:59,216 INFO  L82        PathProgramCache]: Analyzing trace with hash -1449891231, now seen corresponding path program 1 times
[2020-08-21 14:58:59,216 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-21 14:58:59,217 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1740677957]
[2020-08-21 14:58:59,217 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-21 14:58:59,275 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:59,510 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-21 14:58:59,514 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:59,538 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8
[2020-08-21 14:58:59,549 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:59,568 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42
[2020-08-21 14:58:59,585 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-21 14:58:59,808 INFO  L134       CoverageAnalysis]: Checked inductivity of 134 backedges. 98 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked.
[2020-08-21 14:58:59,808 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1740677957]
[2020-08-21 14:58:59,809 INFO  L220   FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences.
[2020-08-21 14:58:59,809 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8
[2020-08-21 14:58:59,809 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312234442]
[2020-08-21 14:58:59,810 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-08-21 14:58:59,810 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-21 14:58:59,810 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-08-21 14:58:59,811 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56
[2020-08-21 14:58:59,811 INFO  L87              Difference]: Start difference. First operand 1835 states and 2068 transitions. Second operand 8 states.
[2020-08-21 14:59:01,558 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-21 14:59:01,559 INFO  L93              Difference]: Finished difference Result 3550 states and 4048 transitions.
[2020-08-21 14:59:01,559 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2020-08-21 14:59:01,560 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 253
[2020-08-21 14:59:01,560 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-21 14:59:01,561 INFO  L225             Difference]: With dead ends: 3550
[2020-08-21 14:59:01,561 INFO  L226             Difference]: Without dead ends: 0
[2020-08-21 14:59:01,568 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132
[2020-08-21 14:59:01,568 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-08-21 14:59:01,568 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-08-21 14:59:01,568 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-08-21 14:59:01,569 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-08-21 14:59:01,569 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 253
[2020-08-21 14:59:01,569 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-21 14:59:01,569 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-08-21 14:59:01,569 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-08-21 14:59:01,569 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-08-21 14:59:01,570 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-08-21 14:59:01,570 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2020-08-21 14:59:01,572 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-08-21 14:59:02,003 WARN  L193               SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 109
[2020-08-21 14:59:02,881 WARN  L193               SmtUtils]: Spent 773.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 59
[2020-08-21 14:59:03,194 WARN  L193               SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 44
[2020-08-21 14:59:03,449 WARN  L193               SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 44
[2020-08-21 14:59:03,454 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initFINAL(line -1)  no Hoare annotation was computed.
[2020-08-21 14:59:03,455 INFO  L264        CegarLoopResult]: At program point  ULTIMATE.initENTRY(line -1)  the Hoare annotation is:  (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= ~z~0 |old(~z~0)|) (= ~f~0 |old(~f~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~a~0 |old(~a~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= ~y~0 |old(~y~0)|) (= ~v~0 |old(~v~0)|))
[2020-08-21 14:59:03,455 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initEXIT(line -1)  no Hoare annotation was computed.
[2020-08-21 14:59:03,455 INFO  L268        CegarLoopResult]: For program point  L564-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,455 INFO  L268        CegarLoopResult]: For program point  L531-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,456 INFO  L268        CegarLoopResult]: For program point  L498-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,456 INFO  L268        CegarLoopResult]: For program point  L465-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,456 INFO  L268        CegarLoopResult]: For program point  L432-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,456 INFO  L268        CegarLoopResult]: For program point  L234(lines 234 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,456 INFO  L268        CegarLoopResult]: For program point  L69(lines 69 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,457 INFO  L268        CegarLoopResult]: For program point  L565(line 565)  no Hoare annotation was computed.
[2020-08-21 14:59:03,457 INFO  L268        CegarLoopResult]: For program point  L532(line 532)  no Hoare annotation was computed.
[2020-08-21 14:59:03,457 INFO  L268        CegarLoopResult]: For program point  L499(line 499)  no Hoare annotation was computed.
[2020-08-21 14:59:03,457 INFO  L268        CegarLoopResult]: For program point  L466(line 466)  no Hoare annotation was computed.
[2020-08-21 14:59:03,457 INFO  L268        CegarLoopResult]: For program point  L433(line 433)  no Hoare annotation was computed.
[2020-08-21 14:59:03,457 INFO  L268        CegarLoopResult]: For program point  L202(lines 202 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,457 INFO  L268        CegarLoopResult]: For program point  L169(lines 169 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,457 INFO  L268        CegarLoopResult]: For program point  L368(lines 368 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,457 INFO  L268        CegarLoopResult]: For program point  L203(lines 203 210)  no Hoare annotation was computed.
[2020-08-21 14:59:03,457 INFO  L268        CegarLoopResult]: For program point  L203-2(lines 203 210)  no Hoare annotation was computed.
[2020-08-21 14:59:03,458 INFO  L268        CegarLoopResult]: For program point  L38(lines 38 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,458 INFO  L268        CegarLoopResult]: For program point  L567-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,458 INFO  L268        CegarLoopResult]: For program point  L534-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,458 INFO  L268        CegarLoopResult]: For program point  L501-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,458 INFO  L268        CegarLoopResult]: For program point  L468-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,458 INFO  L268        CegarLoopResult]: For program point  L402(lines 402 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,458 INFO  L268        CegarLoopResult]: For program point  L435-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,458 INFO  L268        CegarLoopResult]: For program point  L237(lines 237 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,459 INFO  L268        CegarLoopResult]: For program point  L568(line 568)  no Hoare annotation was computed.
[2020-08-21 14:59:03,459 INFO  L268        CegarLoopResult]: For program point  L535(line 535)  no Hoare annotation was computed.
[2020-08-21 14:59:03,459 INFO  L268        CegarLoopResult]: For program point  L502(line 502)  no Hoare annotation was computed.
[2020-08-21 14:59:03,459 INFO  L268        CegarLoopResult]: For program point  L469(line 469)  no Hoare annotation was computed.
[2020-08-21 14:59:03,459 INFO  L268        CegarLoopResult]: For program point  L436(line 436)  no Hoare annotation was computed.
[2020-08-21 14:59:03,459 INFO  L268        CegarLoopResult]: For program point  L337(lines 337 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,459 INFO  L268        CegarLoopResult]: For program point  L238(lines 238 246)  no Hoare annotation was computed.
[2020-08-21 14:59:03,459 INFO  L268        CegarLoopResult]: For program point  L238-2(lines 238 246)  no Hoare annotation was computed.
[2020-08-21 14:59:03,460 INFO  L268        CegarLoopResult]: For program point  L139(lines 139 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,460 INFO  L268        CegarLoopResult]: For program point  L106(lines 106 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,460 INFO  L268        CegarLoopResult]: For program point  L404(lines 404 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,460 INFO  L268        CegarLoopResult]: For program point  L338(lines 338 347)  no Hoare annotation was computed.
[2020-08-21 14:59:03,460 INFO  L268        CegarLoopResult]: For program point  L338-2(lines 338 347)  no Hoare annotation was computed.
[2020-08-21 14:59:03,460 INFO  L268        CegarLoopResult]: For program point  L74(lines 74 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,460 INFO  L268        CegarLoopResult]: For program point  L570-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,461 INFO  L268        CegarLoopResult]: For program point  L537-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,461 INFO  L268        CegarLoopResult]: For program point  L504-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,461 INFO  L268        CegarLoopResult]: For program point  L471-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,461 INFO  L268        CegarLoopResult]: For program point  L438-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,461 INFO  L268        CegarLoopResult]: For program point  calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 595)  no Hoare annotation was computed.
[2020-08-21 14:59:03,461 INFO  L268        CegarLoopResult]: For program point  L75(lines 75 80)  no Hoare annotation was computed.
[2020-08-21 14:59:03,461 INFO  L268        CegarLoopResult]: For program point  L42(lines 42 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,462 INFO  L268        CegarLoopResult]: For program point  L75-2(lines 75 80)  no Hoare annotation was computed.
[2020-08-21 14:59:03,462 INFO  L268        CegarLoopResult]: For program point  L571(line 571)  no Hoare annotation was computed.
[2020-08-21 14:59:03,462 INFO  L268        CegarLoopResult]: For program point  L538(line 538)  no Hoare annotation was computed.
[2020-08-21 14:59:03,462 INFO  L268        CegarLoopResult]: For program point  L505(line 505)  no Hoare annotation was computed.
[2020-08-21 14:59:03,462 INFO  L268        CegarLoopResult]: For program point  L472(line 472)  no Hoare annotation was computed.
[2020-08-21 14:59:03,462 INFO  L268        CegarLoopResult]: For program point  L439(line 439)  no Hoare annotation was computed.
[2020-08-21 14:59:03,462 INFO  L268        CegarLoopResult]: For program point  L175(lines 175 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,462 INFO  L268        CegarLoopResult]: For program point  L407(lines 407 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,463 INFO  L268        CegarLoopResult]: For program point  L143(lines 143 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,463 INFO  L268        CegarLoopResult]: For program point  L573-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,463 INFO  L268        CegarLoopResult]: For program point  L540-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,463 INFO  L268        CegarLoopResult]: For program point  L507-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,463 INFO  L268        CegarLoopResult]: For program point  L474-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,463 INFO  L268        CegarLoopResult]: For program point  L441-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,463 INFO  L268        CegarLoopResult]: For program point  L375(lines 375 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,463 INFO  L268        CegarLoopResult]: For program point  L309(lines 309 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,464 INFO  L268        CegarLoopResult]: For program point  L276(lines 276 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,464 INFO  L268        CegarLoopResult]: For program point  L574(line 574)  no Hoare annotation was computed.
[2020-08-21 14:59:03,464 INFO  L268        CegarLoopResult]: For program point  L541(line 541)  no Hoare annotation was computed.
[2020-08-21 14:59:03,464 INFO  L268        CegarLoopResult]: For program point  L508(line 508)  no Hoare annotation was computed.
[2020-08-21 14:59:03,464 INFO  L268        CegarLoopResult]: For program point  L475(line 475)  no Hoare annotation was computed.
[2020-08-21 14:59:03,464 INFO  L268        CegarLoopResult]: For program point  L442(line 442)  no Hoare annotation was computed.
[2020-08-21 14:59:03,464 INFO  L268        CegarLoopResult]: For program point  L409(lines 409 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,464 INFO  L268        CegarLoopResult]: For program point  L212(lines 212 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,465 INFO  L268        CegarLoopResult]: For program point  L179(lines 179 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,465 INFO  L268        CegarLoopResult]: For program point  L113(lines 113 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,465 INFO  L268        CegarLoopResult]: For program point  L47(lines 47 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,465 INFO  L268        CegarLoopResult]: For program point  L576-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,465 INFO  L268        CegarLoopResult]: For program point  L543-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,465 INFO  L268        CegarLoopResult]: For program point  L510-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,465 INFO  L268        CegarLoopResult]: For program point  L477-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,466 INFO  L268        CegarLoopResult]: For program point  L444-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,466 INFO  L268        CegarLoopResult]: For program point  L378(lines 378 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,466 INFO  L268        CegarLoopResult]: For program point  L577(line 577)  no Hoare annotation was computed.
[2020-08-21 14:59:03,466 INFO  L268        CegarLoopResult]: For program point  L544(line 544)  no Hoare annotation was computed.
[2020-08-21 14:59:03,466 INFO  L268        CegarLoopResult]: For program point  L511(line 511)  no Hoare annotation was computed.
[2020-08-21 14:59:03,466 INFO  L268        CegarLoopResult]: For program point  L478(line 478)  no Hoare annotation was computed.
[2020-08-21 14:59:03,466 INFO  L268        CegarLoopResult]: For program point  L445(line 445)  no Hoare annotation was computed.
[2020-08-21 14:59:03,466 INFO  L268        CegarLoopResult]: For program point  L280(lines 280 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,466 INFO  L268        CegarLoopResult]: For program point  L148(lines 148 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,467 INFO  L268        CegarLoopResult]: For program point  L82(lines 82 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,467 INFO  L268        CegarLoopResult]: For program point  L380(lines 380 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,467 INFO  L268        CegarLoopResult]: For program point  L314(lines 314 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,467 INFO  L268        CegarLoopResult]: For program point  L248(lines 248 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,467 INFO  L268        CegarLoopResult]: For program point  L215(lines 215 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,467 INFO  L268        CegarLoopResult]: For program point  L83(lines 83 89)  no Hoare annotation was computed.
[2020-08-21 14:59:03,467 INFO  L268        CegarLoopResult]: For program point  L50(lines 50 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,467 INFO  L268        CegarLoopResult]: For program point  L83-2(lines 83 89)  no Hoare annotation was computed.
[2020-08-21 14:59:03,467 INFO  L268        CegarLoopResult]: For program point  L579-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,467 INFO  L268        CegarLoopResult]: For program point  L546-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,467 INFO  L268        CegarLoopResult]: For program point  L513-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,467 INFO  L268        CegarLoopResult]: For program point  L480-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,467 INFO  L268        CegarLoopResult]: For program point  L414(lines 414 416)  no Hoare annotation was computed.
[2020-08-21 14:59:03,468 INFO  L268        CegarLoopResult]: For program point  L447-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,468 INFO  L268        CegarLoopResult]: For program point  L381(lines 381 387)  no Hoare annotation was computed.
[2020-08-21 14:59:03,468 INFO  L268        CegarLoopResult]: For program point  L414-2(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,468 INFO  L268        CegarLoopResult]: For program point  L315(lines 315 326)  no Hoare annotation was computed.
[2020-08-21 14:59:03,468 INFO  L268        CegarLoopResult]: For program point  L381-2(lines 381 387)  no Hoare annotation was computed.
[2020-08-21 14:59:03,468 INFO  L268        CegarLoopResult]: For program point  L315-2(lines 315 326)  no Hoare annotation was computed.
[2020-08-21 14:59:03,468 INFO  L268        CegarLoopResult]: For program point  calculate_outputFINAL(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,468 INFO  L268        CegarLoopResult]: For program point  calculate_outputEXIT(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,468 INFO  L268        CegarLoopResult]: For program point  L580(line 580)  no Hoare annotation was computed.
[2020-08-21 14:59:03,468 INFO  L268        CegarLoopResult]: For program point  L547(line 547)  no Hoare annotation was computed.
[2020-08-21 14:59:03,468 INFO  L268        CegarLoopResult]: For program point  L514(line 514)  no Hoare annotation was computed.
[2020-08-21 14:59:03,468 INFO  L268        CegarLoopResult]: For program point  L481(line 481)  no Hoare annotation was computed.
[2020-08-21 14:59:03,469 INFO  L268        CegarLoopResult]: For program point  L448(line 448)  no Hoare annotation was computed.
[2020-08-21 14:59:03,469 INFO  L268        CegarLoopResult]: For program point  L415(line 415)  no Hoare annotation was computed.
[2020-08-21 14:59:03,469 INFO  L268        CegarLoopResult]: For program point  L349(lines 349 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,469 INFO  L268        CegarLoopResult]: For program point  L283(lines 283 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,469 INFO  L268        CegarLoopResult]: For program point  L218(lines 218 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,469 INFO  L268        CegarLoopResult]: For program point  L185(lines 185 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,469 INFO  L268        CegarLoopResult]: For program point  L119(lines 119 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,469 INFO  L268        CegarLoopResult]: For program point  L582-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,469 INFO  L268        CegarLoopResult]: For program point  L549-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,469 INFO  L268        CegarLoopResult]: For program point  L516-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,469 INFO  L268        CegarLoopResult]: For program point  L483-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,470 INFO  L268        CegarLoopResult]: For program point  L450-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,470 INFO  L268        CegarLoopResult]: For program point  L417-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,470 INFO  L268        CegarLoopResult]: For program point  L54(lines 54 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,470 INFO  L268        CegarLoopResult]: For program point  L583(line 583)  no Hoare annotation was computed.
[2020-08-21 14:59:03,470 INFO  L268        CegarLoopResult]: For program point  L550(line 550)  no Hoare annotation was computed.
[2020-08-21 14:59:03,470 INFO  L268        CegarLoopResult]: For program point  L517(line 517)  no Hoare annotation was computed.
[2020-08-21 14:59:03,470 INFO  L268        CegarLoopResult]: For program point  L484(line 484)  no Hoare annotation was computed.
[2020-08-21 14:59:03,470 INFO  L268        CegarLoopResult]: For program point  L451(line 451)  no Hoare annotation was computed.
[2020-08-21 14:59:03,470 INFO  L268        CegarLoopResult]: For program point  L418(line 418)  no Hoare annotation was computed.
[2020-08-21 14:59:03,470 INFO  L268        CegarLoopResult]: For program point  L286(lines 286 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,470 INFO  L268        CegarLoopResult]: For program point  L253(lines 253 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,470 INFO  L268        CegarLoopResult]: For program point  L187(lines 187 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,471 INFO  L268        CegarLoopResult]: For program point  L154(lines 154 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,471 INFO  L268        CegarLoopResult]: For program point  L585-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,471 INFO  L268        CegarLoopResult]: For program point  L552-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,471 INFO  L268        CegarLoopResult]: For program point  L519-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,471 INFO  L268        CegarLoopResult]: For program point  L486-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,471 INFO  L268        CegarLoopResult]: For program point  L453-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,471 INFO  L268        CegarLoopResult]: For program point  L420-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,471 INFO  L268        CegarLoopResult]: For program point  L354(lines 354 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,471 INFO  L268        CegarLoopResult]: For program point  L189(lines 189 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,471 INFO  L268        CegarLoopResult]: For program point  L123(lines 123 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,471 INFO  L268        CegarLoopResult]: For program point  L586(line 586)  no Hoare annotation was computed.
[2020-08-21 14:59:03,471 INFO  L268        CegarLoopResult]: For program point  L553(line 553)  no Hoare annotation was computed.
[2020-08-21 14:59:03,472 INFO  L268        CegarLoopResult]: For program point  L520(line 520)  no Hoare annotation was computed.
[2020-08-21 14:59:03,472 INFO  L268        CegarLoopResult]: For program point  L487(line 487)  no Hoare annotation was computed.
[2020-08-21 14:59:03,472 INFO  L268        CegarLoopResult]: For program point  L454(line 454)  no Hoare annotation was computed.
[2020-08-21 14:59:03,472 INFO  L268        CegarLoopResult]: For program point  L421(line 421)  no Hoare annotation was computed.
[2020-08-21 14:59:03,472 INFO  L268        CegarLoopResult]: For program point  L223(lines 223 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,472 INFO  L268        CegarLoopResult]: For program point  L91(lines 91 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,472 INFO  L268        CegarLoopResult]: For program point  L389(lines 389 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,472 INFO  L268        CegarLoopResult]: For program point  L191(lines 191 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,472 INFO  L268        CegarLoopResult]: For program point  L59(lines 59 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,472 INFO  L268        CegarLoopResult]: For program point  L588-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,472 INFO  L268        CegarLoopResult]: For program point  L555-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,472 INFO  L268        CegarLoopResult]: For program point  L522-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,473 INFO  L264        CegarLoopResult]: At program point  calculate_outputENTRY(lines 29 598)  the Hoare annotation is:  (let ((.cse2 (= |old(~a25~0)| 1))) (let ((.cse11 (= ~a28~0 |old(~a28~0)|)) (.cse12 (= ~a17~0 |old(~a17~0)|)) (.cse6 (= ~a11~0 |old(~a11~0)|)) (.cse8 (= ~a19~0 |old(~a19~0)|)) (.cse5 (not .cse2)) (.cse0 (not (<= |old(~a17~0)| 8))) (.cse14 (= |old(~a19~0)| 1))) (let ((.cse7 (= ~a25~0 1)) (.cse10 (not .cse14)) (.cse13 (let ((.cse15 (not (<= |old(~a28~0)| 7)))) (and (or .cse14 .cse15 .cse0) (or .cse5 .cse15 .cse0)))) (.cse1 (and .cse11 .cse12 .cse6 (= ~a25~0 |old(~a25~0)|) .cse8)) (.cse9 (= 9 |old(~a28~0)|)) (.cse3 (= |old(~a11~0)| 1)) (.cse4 (not (= ~a21~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 (not (= 7 |old(~a17~0)|)) (and (= 7 ~a17~0) .cse6 .cse7 (= ~a28~0 9) .cse8) (not .cse9) .cse4 (not .cse3)) (or .cse0 .cse10 .cse1 .cse4) (or .cse0 .cse1 .cse2 (not (<= 10 |old(~a28~0)|)) .cse4) (or (and .cse11 .cse12 .cse6 .cse7 .cse8) .cse10 .cse13) (or .cse1 .cse4 .cse13) (or .cse0 .cse1 .cse9 .cse3 .cse4)))))
[2020-08-21 14:59:03,473 INFO  L268        CegarLoopResult]: For program point  L489-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,473 INFO  L268        CegarLoopResult]: For program point  L456-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,473 INFO  L268        CegarLoopResult]: For program point  L423-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,473 INFO  L268        CegarLoopResult]: For program point  L291(lines 291 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,473 INFO  L268        CegarLoopResult]: For program point  L225(lines 225 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,473 INFO  L268        CegarLoopResult]: For program point  L159(lines 159 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,473 INFO  L268        CegarLoopResult]: For program point  L589(line 589)  no Hoare annotation was computed.
[2020-08-21 14:59:03,473 INFO  L268        CegarLoopResult]: For program point  L556(line 556)  no Hoare annotation was computed.
[2020-08-21 14:59:03,473 INFO  L268        CegarLoopResult]: For program point  L523(line 523)  no Hoare annotation was computed.
[2020-08-21 14:59:03,474 INFO  L268        CegarLoopResult]: For program point  L490(line 490)  no Hoare annotation was computed.
[2020-08-21 14:59:03,474 INFO  L268        CegarLoopResult]: For program point  L457(line 457)  no Hoare annotation was computed.
[2020-08-21 14:59:03,474 INFO  L268        CegarLoopResult]: For program point  L424(line 424)  no Hoare annotation was computed.
[2020-08-21 14:59:03,474 INFO  L268        CegarLoopResult]: For program point  L259(lines 259 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,474 INFO  L268        CegarLoopResult]: For program point  L293(lines 293 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,474 INFO  L268        CegarLoopResult]: For program point  L194(lines 194 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,474 INFO  L268        CegarLoopResult]: For program point  L95(lines 95 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,474 INFO  L268        CegarLoopResult]: For program point  L591-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,474 INFO  L268        CegarLoopResult]: For program point  L558-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,474 INFO  L268        CegarLoopResult]: For program point  L525-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,474 INFO  L268        CegarLoopResult]: For program point  L492-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,474 INFO  L268        CegarLoopResult]: For program point  L459-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,474 INFO  L268        CegarLoopResult]: For program point  L426-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,475 INFO  L268        CegarLoopResult]: For program point  L261(lines 261 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,475 INFO  L268        CegarLoopResult]: For program point  L30(lines 30 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,475 INFO  L268        CegarLoopResult]: For program point  L592(line 592)  no Hoare annotation was computed.
[2020-08-21 14:59:03,475 INFO  L268        CegarLoopResult]: For program point  L559(line 559)  no Hoare annotation was computed.
[2020-08-21 14:59:03,475 INFO  L268        CegarLoopResult]: For program point  L526(line 526)  no Hoare annotation was computed.
[2020-08-21 14:59:03,475 INFO  L268        CegarLoopResult]: For program point  L493(line 493)  no Hoare annotation was computed.
[2020-08-21 14:59:03,475 INFO  L268        CegarLoopResult]: For program point  L460(line 460)  no Hoare annotation was computed.
[2020-08-21 14:59:03,475 INFO  L268        CegarLoopResult]: For program point  L427(line 427)  no Hoare annotation was computed.
[2020-08-21 14:59:03,475 INFO  L268        CegarLoopResult]: For program point  L394(lines 394 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,475 INFO  L268        CegarLoopResult]: For program point  L361(lines 361 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,475 INFO  L268        CegarLoopResult]: For program point  L328(lines 328 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,475 INFO  L268        CegarLoopResult]: For program point  L262(lines 262 274)  no Hoare annotation was computed.
[2020-08-21 14:59:03,475 INFO  L268        CegarLoopResult]: For program point  L262-2(lines 262 274)  no Hoare annotation was computed.
[2020-08-21 14:59:03,476 INFO  L268        CegarLoopResult]: For program point  L130(lines 130 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,476 INFO  L268        CegarLoopResult]: For program point  L65(lines 65 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,476 INFO  L268        CegarLoopResult]: For program point  L594-1(lines 594 596)  no Hoare annotation was computed.
[2020-08-21 14:59:03,476 INFO  L268        CegarLoopResult]: For program point  L561-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,476 INFO  L268        CegarLoopResult]: For program point  L528-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,476 INFO  L268        CegarLoopResult]: For program point  L495-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,476 INFO  L268        CegarLoopResult]: For program point  L462-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,476 INFO  L268        CegarLoopResult]: For program point  L429-1(lines 29 598)  no Hoare annotation was computed.
[2020-08-21 14:59:03,477 INFO  L268        CegarLoopResult]: For program point  L297(lines 297 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,477 INFO  L268        CegarLoopResult]: For program point  L198(lines 198 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,477 INFO  L268        CegarLoopResult]: For program point  L165(lines 165 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,477 INFO  L268        CegarLoopResult]: For program point  L99(lines 99 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,477 INFO  L268        CegarLoopResult]: For program point  L595(line 595)  no Hoare annotation was computed.
[2020-08-21 14:59:03,477 INFO  L268        CegarLoopResult]: For program point  L562(line 562)  no Hoare annotation was computed.
[2020-08-21 14:59:03,477 INFO  L268        CegarLoopResult]: For program point  L529(line 529)  no Hoare annotation was computed.
[2020-08-21 14:59:03,477 INFO  L268        CegarLoopResult]: For program point  L496(line 496)  no Hoare annotation was computed.
[2020-08-21 14:59:03,477 INFO  L268        CegarLoopResult]: For program point  L463(line 463)  no Hoare annotation was computed.
[2020-08-21 14:59:03,478 INFO  L268        CegarLoopResult]: For program point  L430(line 430)  no Hoare annotation was computed.
[2020-08-21 14:59:03,478 INFO  L268        CegarLoopResult]: For program point  L331(lines 331 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,478 INFO  L268        CegarLoopResult]: For program point  L298(lines 298 307)  no Hoare annotation was computed.
[2020-08-21 14:59:03,478 INFO  L268        CegarLoopResult]: For program point  L232(lines 232 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,478 INFO  L268        CegarLoopResult]: For program point  L298-2(lines 298 307)  no Hoare annotation was computed.
[2020-08-21 14:59:03,478 INFO  L268        CegarLoopResult]: For program point  L398(lines 398 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,478 INFO  L268        CegarLoopResult]: For program point  L332(lines 332 335)  no Hoare annotation was computed.
[2020-08-21 14:59:03,478 INFO  L268        CegarLoopResult]: For program point  L332-2(lines 332 335)  no Hoare annotation was computed.
[2020-08-21 14:59:03,479 INFO  L268        CegarLoopResult]: For program point  L134(lines 134 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,479 INFO  L268        CegarLoopResult]: For program point  L35(lines 35 413)  no Hoare annotation was computed.
[2020-08-21 14:59:03,479 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startEXIT(line -1)  no Hoare annotation was computed.
[2020-08-21 14:59:03,479 INFO  L264        CegarLoopResult]: At program point  L-1(line -1)  the Hoare annotation is:  (and (= ~a19~0 1) (= ~a21~0 1) (not (= ~a11~0 1)) (<= ~a28~0 7) (<= ~a17~0 8) (not (= ~a25~0 1)))
[2020-08-21 14:59:03,479 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.startENTRY(line -1)  the Hoare annotation is:  true
[2020-08-21 14:59:03,479 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startFINAL(line -1)  no Hoare annotation was computed.
[2020-08-21 14:59:03,480 INFO  L264        CegarLoopResult]: At program point  mainENTRY(lines 600 617)  the Hoare annotation is:  (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (not (= |old(~a19~0)| 1)) (= |old(~a25~0)| 1) (= |old(~a11~0)| 1) (not (= ~a21~0 1)) (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a19~0 1) (= ~a25~0 |old(~a25~0)|)))
[2020-08-21 14:59:03,480 INFO  L264        CegarLoopResult]: At program point  L606-2(lines 606 616)  the Hoare annotation is:  (let ((.cse3 (= ~a25~0 1)) (.cse4 (= ~a11~0 1))) (let ((.cse0 (= ~a28~0 9)) (.cse1 (not .cse4)) (.cse2 (<= ~a17~0 8)) (.cse5 (not .cse3))) (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (and (not .cse0) .cse1 .cse2) (not (= |old(~a19~0)| 1)) (and (= 7 ~a17~0) .cse3 .cse0 .cse4) (= |old(~a25~0)| 1) (and (<= ~a28~0 7) .cse2) (= |old(~a11~0)| 1) (and (<= 10 ~a28~0) .cse2 .cse5) (not (= ~a21~0 1)) (and .cse2 (= ~a19~0 |old(~a19~0)|)) (and .cse1 .cse2 .cse5))))
[2020-08-21 14:59:03,480 INFO  L268        CegarLoopResult]: For program point  L606-3(lines 600 617)  no Hoare annotation was computed.
[2020-08-21 14:59:03,480 INFO  L268        CegarLoopResult]: For program point  mainEXIT(lines 600 617)  no Hoare annotation was computed.
[2020-08-21 14:59:03,480 INFO  L264        CegarLoopResult]: At program point  L614(line 614)  the Hoare annotation is:  (let ((.cse3 (= ~a25~0 1)) (.cse4 (= ~a11~0 1))) (let ((.cse0 (= ~a28~0 9)) (.cse1 (not .cse4)) (.cse2 (<= ~a17~0 8)) (.cse5 (not .cse3))) (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (and (not .cse0) .cse1 .cse2) (not (= |old(~a19~0)| 1)) (and (= 7 ~a17~0) .cse3 .cse0 .cse4) (= |old(~a25~0)| 1) (and (<= ~a28~0 7) .cse2) (= |old(~a11~0)| 1) (and (<= 10 ~a28~0) .cse2 .cse5) (not (= ~a21~0 1)) (and .cse2 (= ~a19~0 |old(~a19~0)|)) (and .cse1 .cse2 .cse5))))
[2020-08-21 14:59:03,480 INFO  L268        CegarLoopResult]: For program point  L614-1(line 614)  no Hoare annotation was computed.
[2020-08-21 14:59:03,481 INFO  L268        CegarLoopResult]: For program point  L611(line 611)  no Hoare annotation was computed.
[2020-08-21 14:59:03,504 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 02:59:03 BoogieIcfgContainer
[2020-08-21 14:59:03,504 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-08-21 14:59:03,506 INFO  L168              Benchmark]: Toolchain (without parser) took 21042.22 ms. Allocated memory was 137.4 MB in the beginning and 534.2 MB in the end (delta: 396.9 MB). Free memory was 96.9 MB in the beginning and 404.0 MB in the end (delta: -307.1 MB). Peak memory consumption was 380.8 MB. Max. memory is 7.1 GB.
[2020-08-21 14:59:03,507 INFO  L168              Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 137.4 MB. Free memory was 118.9 MB in the beginning and 118.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
[2020-08-21 14:59:03,508 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 830.02 ms. Allocated memory was 137.4 MB in the beginning and 202.4 MB in the end (delta: 65.0 MB). Free memory was 96.7 MB in the beginning and 168.8 MB in the end (delta: -72.1 MB). Peak memory consumption was 32.4 MB. Max. memory is 7.1 GB.
[2020-08-21 14:59:03,509 INFO  L168              Benchmark]: Boogie Preprocessor took 150.52 ms. Allocated memory is still 202.4 MB. Free memory was 168.8 MB in the beginning and 163.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB.
[2020-08-21 14:59:03,510 INFO  L168              Benchmark]: RCFGBuilder took 1335.79 ms. Allocated memory was 202.4 MB in the beginning and 231.2 MB in the end (delta: 28.8 MB). Free memory was 163.7 MB in the beginning and 179.7 MB in the end (delta: -16.0 MB). Peak memory consumption was 87.1 MB. Max. memory is 7.1 GB.
[2020-08-21 14:59:03,511 INFO  L168              Benchmark]: TraceAbstraction took 18717.56 ms. Allocated memory was 231.2 MB in the beginning and 534.2 MB in the end (delta: 303.0 MB). Free memory was 178.2 MB in the beginning and 404.0 MB in the end (delta: -225.8 MB). Peak memory consumption was 368.2 MB. Max. memory is 7.1 GB.
[2020-08-21 14:59:03,515 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.18 ms. Allocated memory is still 137.4 MB. Free memory was 118.9 MB in the beginning and 118.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 830.02 ms. Allocated memory was 137.4 MB in the beginning and 202.4 MB in the end (delta: 65.0 MB). Free memory was 96.7 MB in the beginning and 168.8 MB in the end (delta: -72.1 MB). Peak memory consumption was 32.4 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 150.52 ms. Allocated memory is still 202.4 MB. Free memory was 168.8 MB in the beginning and 163.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 1335.79 ms. Allocated memory was 202.4 MB in the beginning and 231.2 MB in the end (delta: 28.8 MB). Free memory was 163.7 MB in the beginning and 179.7 MB in the end (delta: -16.0 MB). Peak memory consumption was 87.1 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 18717.56 ms. Allocated memory was 231.2 MB in the beginning and 534.2 MB in the end (delta: 303.0 MB). Free memory was 178.2 MB in the beginning and 404.0 MB in the end (delta: -225.8 MB). Peak memory consumption was 368.2 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - PositiveResult [Line: 595]: call of __VERIFIER_error() unreachable
    For all program executions holds that call of __VERIFIER_error() unreachable at this location
  - AllSpecificationsHoldResult: All specifications hold
    1 specifications checked. All of them hold
  - InvariantResult [Line: 606]: Loop Invariant
    Derived loop invariant: ((((((((((!(\old(a28) <= 7) || !(\old(a17) <= 8)) || ((!(a28 == 9) && !(a11 == 1)) && a17 <= 8)) || !(\old(a19) == 1)) || (((7 == a17 && a25 == 1) && a28 == 9) && a11 == 1)) || \old(a25) == 1) || (a28 <= 7 && a17 <= 8)) || \old(a11) == 1) || ((10 <= a28 && a17 <= 8) && !(a25 == 1))) || !(a21 == 1)) || (a17 <= 8 && a19 == \old(a19))) || ((!(a11 == 1) && a17 <= 8) && !(a25 == 1))
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 16.7s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 13.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 287 SDtfs, 4588 SDslu, 417 SDs, 0 SdLazy, 7467 SolverSat, 1347 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 135 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2902occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 7 MinimizatonAttempts, 2159 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 105 PreInvPairs, 135 NumberOfFragments, 538 HoareAnnotationTreeSize, 105 FomulaSimplifications, 23388 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2901 FormulaSimplificationTreeSizeReductionInter, 1.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 1385 NumberOfCodeBlocks, 1385 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1378 ConstructedInterpolants, 0 QuantifiedInterpolants, 933456 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 440/463 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be correct!
Received shutdown request...