/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic DAGSIZE --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label39.c


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


This is Ultimate 0.1.25-d623d84
[2020-07-20 22:01:18,621 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-07-20 22:01:18,623 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-07-20 22:01:18,642 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-07-20 22:01:18,643 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-07-20 22:01:18,645 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-07-20 22:01:18,647 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
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[2020-07-20 22:01:18,671 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-07-20 22:01:18,674 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
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[2020-07-20 22:01:18,677 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-07-20 22:01:18,679 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-07-20 22:01:18,680 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-07-20 22:01:18,681 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-07-20 22:01:18,686 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-07-20 22:01:18,692 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-07-20 22:01:18,696 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-07-20 22:01:18,698 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-07-20 22:01:18,699 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-07-20 22:01:18,701 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2020-07-20 22:01:18,702 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
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[2020-07-20 22:01:18,703 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
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[2020-07-20 22:01:18,708 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
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[2020-07-20 22:01:18,709 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2020-07-20 22:01:18,710 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-07-20 22:01:18,711 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-07-20 22:01:18,725 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-07-20 22:01:18,726 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-07-20 22:01:18,727 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-07-20 22:01:18,728 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-07-20 22:01:18,728 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-07-20 22:01:18,728 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-07-20 22:01:18,728 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-07-20 22:01:18,728 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-07-20 22:01:18,729 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-07-20 22:01:18,729 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-07-20 22:01:18,729 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-07-20 22:01:18,729 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-07-20 22:01:18,729 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-07-20 22:01:18,730 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-07-20 22:01:18,730 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-07-20 22:01:18,730 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-07-20 22:01:18,730 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-07-20 22:01:18,730 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-07-20 22:01:18,731 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-07-20 22:01:18,731 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-07-20 22:01:18,731 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-07-20 22:01:18,731 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-07-20 22:01:18,731 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-07-20 22:01:18,732 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-07-20 22:01:18,732 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-07-20 22:01:18,732 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-07-20 22:01:18,732 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:01:18,732 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-07-20 22:01:18,733 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-07-20 22:01:18,733 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 -> FPandBPonlyIfFpWasNotPerfect
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> DAGSIZE
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4
[2020-07-20 22:01:19,027 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2020-07-20 22:01:19,041 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-07-20 22:01:19,044 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-07-20 22:01:19,046 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-07-20 22:01:19,046 INFO  L275        PluginConnector]: CDTParser initialized
[2020-07-20 22:01:19,047 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label39.c
[2020-07-20 22:01:19,138 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/004f7db1c/ee5a966e2aab4fd8a9ddedc244313672/FLAGd179919c4
[2020-07-20 22:01:19,795 INFO  L306              CDTParser]: Found 1 translation units.
[2020-07-20 22:01:19,796 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label39.c
[2020-07-20 22:01:19,818 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/004f7db1c/ee5a966e2aab4fd8a9ddedc244313672/FLAGd179919c4
[2020-07-20 22:01:20,020 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/004f7db1c/ee5a966e2aab4fd8a9ddedc244313672
[2020-07-20 22:01:20,030 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-07-20 22:01:20,034 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-07-20 22:01:20,035 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-07-20 22:01:20,035 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-07-20 22:01:20,039 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-07-20 22:01:20,040 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:01:20" (1/1) ...
[2020-07-20 22:01:20,043 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29ceb4b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:01:20, skipping insertion in model container
[2020-07-20 22:01:20,044 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 10:01:20" (1/1) ...
[2020-07-20 22:01:20,052 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-07-20 22:01:20,115 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-07-20 22:01:20,560 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-07-20 22:01:20,566 INFO  L203         MainTranslator]: Completed pre-run
[2020-07-20 22:01:20,852 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-07-20 22:01:20,870 INFO  L208         MainTranslator]: Completed translation
[2020-07-20 22:01:20,871 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:01:20 WrapperNode
[2020-07-20 22:01:20,871 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-07-20 22:01:20,872 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-07-20 22:01:20,872 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-07-20 22:01:20,872 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-07-20 22:01:20,883 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:01:20" (1/1) ...
[2020-07-20 22:01:20,883 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:01:20" (1/1) ...
[2020-07-20 22:01:20,912 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:01:20" (1/1) ...
[2020-07-20 22:01:20,913 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:01:20" (1/1) ...
[2020-07-20 22:01:20,957 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:01:20" (1/1) ...
[2020-07-20 22:01:20,978 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:01:20" (1/1) ...
[2020-07-20 22:01:20,983 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:01:20" (1/1) ...
[2020-07-20 22:01:20,990 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-07-20 22:01:20,991 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-07-20 22:01:20,991 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-07-20 22:01:20,991 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-07-20 22:01:20,992 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:01:20" (1/1) ...
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-07-20 22:01:21,056 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-07-20 22:01:21,056 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-07-20 22:01:21,056 INFO  L138     BoogieDeclarations]: Found implementation of procedure calculate_output
[2020-07-20 22:01:21,057 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-07-20 22:01:21,057 INFO  L130     BoogieDeclarations]: Found specification of procedure calculate_output
[2020-07-20 22:01:21,057 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-07-20 22:01:21,057 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-07-20 22:01:21,057 INFO  L130     BoogieDeclarations]: Found specification of procedure exit
[2020-07-20 22:01:21,058 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-07-20 22:01:21,058 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-07-20 22:01:21,058 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-07-20 22:01:22,281 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-07-20 22:01:22,282 INFO  L295             CfgBuilder]: Removed 1 assume(true) statements.
[2020-07-20 22:01:22,293 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:01:22 BoogieIcfgContainer
[2020-07-20 22:01:22,293 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-07-20 22:01:22,295 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-07-20 22:01:22,296 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-07-20 22:01:22,299 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-07-20 22:01:22,299 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 10:01:20" (1/3) ...
[2020-07-20 22:01:22,300 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69b86838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:01:22, skipping insertion in model container
[2020-07-20 22:01:22,301 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 10:01:20" (2/3) ...
[2020-07-20 22:01:22,301 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69b86838 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 10:01:22, skipping insertion in model container
[2020-07-20 22:01:22,301 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 10:01:22" (3/3) ...
[2020-07-20 22:01:22,306 INFO  L109   eAbstractionObserver]: Analyzing ICFG Problem01_label39.c
[2020-07-20 22:01:22,318 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION
[2020-07-20 22:01:22,332 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-07-20 22:01:22,349 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-07-20 22:01:22,385 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-07-20 22:01:22,386 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-07-20 22:01:22,387 INFO  L377      AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect
[2020-07-20 22:01:22,387 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-07-20 22:01:22,387 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-07-20 22:01:22,387 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-07-20 22:01:22,388 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-07-20 22:01:22,388 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-07-20 22:01:22,415 INFO  L276                IsEmpty]: Start isEmpty. Operand 207 states.
[2020-07-20 22:01:22,438 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 139
[2020-07-20 22:01:22,439 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-20 22:01:22,440 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]
[2020-07-20 22:01:22,441 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 22:01:22,447 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 22:01:22,448 INFO  L82        PathProgramCache]: Analyzing trace with hash -223585418, now seen corresponding path program 1 times
[2020-07-20 22:01:22,458 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 22:01:22,458 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1271260365]
[2020-07-20 22:01:22,459 INFO  L95    rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:01:22,661 INFO  L228   tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 22:01:22,661 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 22:01:22,665 INFO  L263         TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 6 conjunts are in the unsatisfiable core
[2020-07-20 22:01:22,676 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 22:01:22,789 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 22:01:22,790 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 22:01:22,791 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1271260365]
[2020-07-20 22:01:22,793 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 22:01:22,793 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 22:01:22,795 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578128403]
[2020-07-20 22:01:22,803 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 22:01:22,804 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 22:01:22,818 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 22:01:22,819 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:01:22,822 INFO  L87              Difference]: Start difference. First operand 207 states. Second operand 3 states.
[2020-07-20 22:01:23,835 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 22:01:23,836 INFO  L93              Difference]: Finished difference Result 547 states and 938 transitions.
[2020-07-20 22:01:23,839 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-07-20 22:01:23,840 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 138
[2020-07-20 22:01:23,842 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 22:01:23,871 INFO  L225             Difference]: With dead ends: 547
[2020-07-20 22:01:23,872 INFO  L226             Difference]: Without dead ends: 278
[2020-07-20 22:01:23,885 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:01:23,908 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 278 states.
[2020-07-20 22:01:23,976 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278.
[2020-07-20 22:01:23,977 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 278 states.
[2020-07-20 22:01:23,979 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 394 transitions.
[2020-07-20 22:01:23,981 INFO  L78                 Accepts]: Start accepts. Automaton has 278 states and 394 transitions. Word has length 138
[2020-07-20 22:01:23,982 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-20 22:01:23,982 INFO  L479      AbstractCegarLoop]: Abstraction has 278 states and 394 transitions.
[2020-07-20 22:01:23,982 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 22:01:23,983 INFO  L276                IsEmpty]: Start isEmpty. Operand 278 states and 394 transitions.
[2020-07-20 22:01:23,987 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 149
[2020-07-20 22:01:23,987 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-20 22:01:23,987 INFO  L422         BasicCegarLoop]: trace histogram [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]
[2020-07-20 22:01:24,191 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:01:24,191 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 22:01:24,192 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 22:01:24,192 INFO  L82        PathProgramCache]: Analyzing trace with hash -940546995, now seen corresponding path program 1 times
[2020-07-20 22:01:24,193 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 22:01:24,193 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [625758410]
[2020-07-20 22:01:24,194 INFO  L95    rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:01:24,382 INFO  L228   tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 22:01:24,383 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 22:01:24,384 INFO  L263         TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-07-20 22:01:24,407 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 22:01:24,476 INFO  L134       CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 22:01:24,476 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 22:01:24,477 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [625758410]
[2020-07-20 22:01:24,477 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 22:01:24,477 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 22:01:24,477 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647156043]
[2020-07-20 22:01:24,482 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 22:01:24,482 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 22:01:24,483 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 22:01:24,484 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:01:24,484 INFO  L87              Difference]: Start difference. First operand 278 states and 394 transitions. Second operand 3 states.
[2020-07-20 22:01:25,070 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 22:01:25,070 INFO  L93              Difference]: Finished difference Result 820 states and 1181 transitions.
[2020-07-20 22:01:25,071 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-07-20 22:01:25,071 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 148
[2020-07-20 22:01:25,072 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 22:01:25,076 INFO  L225             Difference]: With dead ends: 820
[2020-07-20 22:01:25,076 INFO  L226             Difference]: Without dead ends: 548
[2020-07-20 22:01:25,078 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:01:25,080 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 548 states.
[2020-07-20 22:01:25,101 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 548.
[2020-07-20 22:01:25,101 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 548 states.
[2020-07-20 22:01:25,104 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 734 transitions.
[2020-07-20 22:01:25,105 INFO  L78                 Accepts]: Start accepts. Automaton has 548 states and 734 transitions. Word has length 148
[2020-07-20 22:01:25,105 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-20 22:01:25,105 INFO  L479      AbstractCegarLoop]: Abstraction has 548 states and 734 transitions.
[2020-07-20 22:01:25,106 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 22:01:25,106 INFO  L276                IsEmpty]: Start isEmpty. Operand 548 states and 734 transitions.
[2020-07-20 22:01:25,110 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 154
[2020-07-20 22:01:25,110 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-20 22:01:25,111 INFO  L422         BasicCegarLoop]: trace histogram [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]
[2020-07-20 22:01:25,326 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:01:25,327 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 22:01:25,328 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 22:01:25,329 INFO  L82        PathProgramCache]: Analyzing trace with hash 938454151, now seen corresponding path program 1 times
[2020-07-20 22:01:25,329 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 22:01:25,330 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [691898860]
[2020-07-20 22:01:25,331 INFO  L95    rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:01:25,464 INFO  L228   tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 22:01:25,465 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 22:01:25,467 INFO  L263         TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-07-20 22:01:25,471 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 22:01:25,525 INFO  L134       CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 22:01:25,525 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 22:01:25,525 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [691898860]
[2020-07-20 22:01:25,526 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 22:01:25,526 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 22:01:25,526 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340253403]
[2020-07-20 22:01:25,527 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 22:01:25,528 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 22:01:25,528 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 22:01:25,528 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:01:25,528 INFO  L87              Difference]: Start difference. First operand 548 states and 734 transitions. Second operand 3 states.
[2020-07-20 22:01:26,112 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 22:01:26,113 INFO  L93              Difference]: Finished difference Result 1360 states and 1855 transitions.
[2020-07-20 22:01:26,113 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-07-20 22:01:26,114 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 153
[2020-07-20 22:01:26,115 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 22:01:26,123 INFO  L225             Difference]: With dead ends: 1360
[2020-07-20 22:01:26,123 INFO  L226             Difference]: Without dead ends: 818
[2020-07-20 22:01:26,128 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:01:26,129 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 818 states.
[2020-07-20 22:01:26,154 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 818 to 818.
[2020-07-20 22:01:26,154 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 818 states.
[2020-07-20 22:01:26,158 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 818 states and 1060 transitions.
[2020-07-20 22:01:26,159 INFO  L78                 Accepts]: Start accepts. Automaton has 818 states and 1060 transitions. Word has length 153
[2020-07-20 22:01:26,160 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-20 22:01:26,160 INFO  L479      AbstractCegarLoop]: Abstraction has 818 states and 1060 transitions.
[2020-07-20 22:01:26,160 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 22:01:26,160 INFO  L276                IsEmpty]: Start isEmpty. Operand 818 states and 1060 transitions.
[2020-07-20 22:01:26,164 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 172
[2020-07-20 22:01:26,164 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-20 22:01:26,165 INFO  L422         BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-20 22:01:26,380 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:01:26,381 INFO  L427      AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 22:01:26,382 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 22:01:26,383 INFO  L82        PathProgramCache]: Analyzing trace with hash 1348840640, now seen corresponding path program 1 times
[2020-07-20 22:01:26,383 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 22:01:26,384 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [347173332]
[2020-07-20 22:01:26,384 INFO  L95    rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:01:26,540 INFO  L228   tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 22:01:26,541 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 22:01:26,543 INFO  L263         TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-07-20 22:01:26,547 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 22:01:26,623 INFO  L134       CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2020-07-20 22:01:26,623 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 22:01:26,624 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [347173332]
[2020-07-20 22:01:26,624 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 22:01:26,624 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 22:01:26,625 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067120649]
[2020-07-20 22:01:26,626 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 22:01:26,626 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 22:01:26,627 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 22:01:26,627 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:01:26,628 INFO  L87              Difference]: Start difference. First operand 818 states and 1060 transitions. Second operand 3 states.
[2020-07-20 22:01:27,244 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 22:01:27,244 INFO  L93              Difference]: Finished difference Result 2035 states and 2696 transitions.
[2020-07-20 22:01:27,245 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-07-20 22:01:27,245 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 171
[2020-07-20 22:01:27,246 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 22:01:27,252 INFO  L225             Difference]: With dead ends: 2035
[2020-07-20 22:01:27,252 INFO  L226             Difference]: Without dead ends: 1223
[2020-07-20 22:01:27,255 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:01:27,257 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 1223 states.
[2020-07-20 22:01:27,321 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 1223 to 1088.
[2020-07-20 22:01:27,322 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 1088 states.
[2020-07-20 22:01:27,328 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 1088 states and 1409 transitions.
[2020-07-20 22:01:27,328 INFO  L78                 Accepts]: Start accepts. Automaton has 1088 states and 1409 transitions. Word has length 171
[2020-07-20 22:01:27,329 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-20 22:01:27,329 INFO  L479      AbstractCegarLoop]: Abstraction has 1088 states and 1409 transitions.
[2020-07-20 22:01:27,329 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 22:01:27,329 INFO  L276                IsEmpty]: Start isEmpty. Operand 1088 states and 1409 transitions.
[2020-07-20 22:01:27,334 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 173
[2020-07-20 22:01:27,334 INFO  L414         BasicCegarLoop]: Found error trace
[2020-07-20 22:01:27,334 INFO  L422         BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-20 22:01:27,547 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:01:27,548 INFO  L427      AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-20 22:01:27,549 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-07-20 22:01:27,549 INFO  L82        PathProgramCache]: Analyzing trace with hash -167136995, now seen corresponding path program 1 times
[2020-07-20 22:01:27,549 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-20 22:01:27,550 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1302285234]
[2020-07-20 22:01:27,550 INFO  L95    rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions)
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:01:27,665 INFO  L228   tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-20 22:01:27,665 INFO  L229   tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-20 22:01:27,667 INFO  L263         TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 4 conjunts are in the unsatisfiable core
[2020-07-20 22:01:27,670 INFO  L286         TraceCheckSpWp]: Computing forward predicates...
[2020-07-20 22:01:27,716 INFO  L134       CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-20 22:01:27,717 INFO  L324         TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-20 22:01:27,717 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1302285234]
[2020-07-20 22:01:27,718 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-20 22:01:27,718 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-07-20 22:01:27,719 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351510]
[2020-07-20 22:01:27,719 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-07-20 22:01:27,720 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-20 22:01:27,720 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-07-20 22:01:27,721 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:01:27,721 INFO  L87              Difference]: Start difference. First operand 1088 states and 1409 transitions. Second operand 3 states.
[2020-07-20 22:01:28,278 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-20 22:01:28,280 INFO  L93              Difference]: Finished difference Result 2303 states and 3005 transitions.
[2020-07-20 22:01:28,281 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-07-20 22:01:28,281 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 172
[2020-07-20 22:01:28,282 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-20 22:01:28,282 INFO  L225             Difference]: With dead ends: 2303
[2020-07-20 22:01:28,282 INFO  L226             Difference]: Without dead ends: 0
[2020-07-20 22:01:28,288 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-07-20 22:01:28,289 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-07-20 22:01:28,289 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-07-20 22:01:28,289 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-07-20 22:01:28,289 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-07-20 22:01:28,290 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 172
[2020-07-20 22:01:28,290 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-07-20 22:01:28,290 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-07-20 22:01:28,290 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-07-20 22:01:28,290 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-07-20 22:01:28,290 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-07-20 22:01:28,507 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-20 22:01:28,511 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-07-20 22:01:28,843 WARN  L193               SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 32
[2020-07-20 22:01:28,909 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initFINAL(line -1)  no Hoare annotation was computed.
[2020-07-20 22:01:28,910 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.initENTRY(line -1)  the Hoare annotation is:  true
[2020-07-20 22:01:28,910 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initEXIT(line -1)  no Hoare annotation was computed.
[2020-07-20 22:01:28,910 INFO  L268        CegarLoopResult]: For program point  L333(lines 333 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,911 INFO  L268        CegarLoopResult]: For program point  L102(lines 102 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,911 INFO  L268        CegarLoopResult]: For program point  L565-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,911 INFO  L268        CegarLoopResult]: For program point  L532-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,912 INFO  L268        CegarLoopResult]: For program point  L499-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,912 INFO  L268        CegarLoopResult]: For program point  L466-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,913 INFO  L268        CegarLoopResult]: For program point  L433-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,913 INFO  L268        CegarLoopResult]: For program point  L400-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,913 INFO  L268        CegarLoopResult]: For program point  L268(lines 268 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,914 INFO  L268        CegarLoopResult]: For program point  L136(lines 136 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,914 INFO  L268        CegarLoopResult]: For program point  L566(line 566)  no Hoare annotation was computed.
[2020-07-20 22:01:28,914 INFO  L268        CegarLoopResult]: For program point  L533(line 533)  no Hoare annotation was computed.
[2020-07-20 22:01:28,914 INFO  L268        CegarLoopResult]: For program point  L500(line 500)  no Hoare annotation was computed.
[2020-07-20 22:01:28,914 INFO  L268        CegarLoopResult]: For program point  L467(line 467)  no Hoare annotation was computed.
[2020-07-20 22:01:28,914 INFO  L268        CegarLoopResult]: For program point  L434(line 434)  no Hoare annotation was computed.
[2020-07-20 22:01:28,915 INFO  L268        CegarLoopResult]: For program point  L401(line 401)  no Hoare annotation was computed.
[2020-07-20 22:01:28,915 INFO  L268        CegarLoopResult]: For program point  L203(lines 203 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,915 INFO  L268        CegarLoopResult]: For program point  L72(lines 72 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,916 INFO  L268        CegarLoopResult]: For program point  L568-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,922 INFO  L268        CegarLoopResult]: For program point  L535-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,922 INFO  L268        CegarLoopResult]: For program point  L502-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,922 INFO  L268        CegarLoopResult]: For program point  L469-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,922 INFO  L268        CegarLoopResult]: For program point  L436-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,922 INFO  L268        CegarLoopResult]: For program point  L403-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,923 INFO  L268        CegarLoopResult]: For program point  L337(lines 337 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,923 INFO  L268        CegarLoopResult]: For program point  L238(lines 238 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,923 INFO  L268        CegarLoopResult]: For program point  L569(line 569)  no Hoare annotation was computed.
[2020-07-20 22:01:28,923 INFO  L268        CegarLoopResult]: For program point  L536(line 536)  no Hoare annotation was computed.
[2020-07-20 22:01:28,923 INFO  L268        CegarLoopResult]: For program point  L503(line 503)  no Hoare annotation was computed.
[2020-07-20 22:01:28,924 INFO  L268        CegarLoopResult]: For program point  L470(line 470)  no Hoare annotation was computed.
[2020-07-20 22:01:28,924 INFO  L268        CegarLoopResult]: For program point  L437(line 437)  no Hoare annotation was computed.
[2020-07-20 22:01:28,924 INFO  L268        CegarLoopResult]: For program point  L404(line 404)  no Hoare annotation was computed.
[2020-07-20 22:01:28,924 INFO  L268        CegarLoopResult]: For program point  L173(lines 173 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,927 INFO  L268        CegarLoopResult]: For program point  L140(lines 140 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,927 INFO  L268        CegarLoopResult]: For program point  L372(lines 372 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,927 INFO  L268        CegarLoopResult]: For program point  calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 572)  no Hoare annotation was computed.
[2020-07-20 22:01:28,928 INFO  L268        CegarLoopResult]: For program point  L306(lines 306 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,928 INFO  L268        CegarLoopResult]: For program point  L273(lines 273 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,928 INFO  L268        CegarLoopResult]: For program point  L108(lines 108 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,928 INFO  L268        CegarLoopResult]: For program point  L571-1(lines 571 573)  no Hoare annotation was computed.
[2020-07-20 22:01:28,928 INFO  L268        CegarLoopResult]: For program point  L538-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,928 INFO  L268        CegarLoopResult]: For program point  L505-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,929 INFO  L268        CegarLoopResult]: For program point  L472-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,929 INFO  L268        CegarLoopResult]: For program point  L439-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,929 INFO  L268        CegarLoopResult]: For program point  L406-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,929 INFO  L268        CegarLoopResult]: For program point  L208(lines 208 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,929 INFO  L268        CegarLoopResult]: For program point  L43(lines 43 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,930 INFO  L268        CegarLoopResult]: For program point  L572(line 572)  no Hoare annotation was computed.
[2020-07-20 22:01:28,930 INFO  L268        CegarLoopResult]: For program point  L539(line 539)  no Hoare annotation was computed.
[2020-07-20 22:01:28,930 INFO  L268        CegarLoopResult]: For program point  L506(line 506)  no Hoare annotation was computed.
[2020-07-20 22:01:28,930 INFO  L268        CegarLoopResult]: For program point  L473(line 473)  no Hoare annotation was computed.
[2020-07-20 22:01:28,930 INFO  L268        CegarLoopResult]: For program point  L440(line 440)  no Hoare annotation was computed.
[2020-07-20 22:01:28,930 INFO  L268        CegarLoopResult]: For program point  L407(line 407)  no Hoare annotation was computed.
[2020-07-20 22:01:28,931 INFO  L268        CegarLoopResult]: For program point  L144(lines 144 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,931 INFO  L268        CegarLoopResult]: For program point  L541-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,932 INFO  L268        CegarLoopResult]: For program point  L508-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,932 INFO  L268        CegarLoopResult]: For program point  L475-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,932 INFO  L268        CegarLoopResult]: For program point  L442-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,932 INFO  L268        CegarLoopResult]: For program point  L409-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,932 INFO  L268        CegarLoopResult]: For program point  L178(lines 178 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,933 INFO  L268        CegarLoopResult]: For program point  L542(line 542)  no Hoare annotation was computed.
[2020-07-20 22:01:28,933 INFO  L268        CegarLoopResult]: For program point  L509(line 509)  no Hoare annotation was computed.
[2020-07-20 22:01:28,933 INFO  L268        CegarLoopResult]: For program point  L476(line 476)  no Hoare annotation was computed.
[2020-07-20 22:01:28,935 INFO  L268        CegarLoopResult]: For program point  L443(line 443)  no Hoare annotation was computed.
[2020-07-20 22:01:28,935 INFO  L268        CegarLoopResult]: For program point  L410(line 410)  no Hoare annotation was computed.
[2020-07-20 22:01:28,976 INFO  L268        CegarLoopResult]: For program point  L377(lines 377 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,976 INFO  L268        CegarLoopResult]: For program point  L278(lines 278 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,976 INFO  L268        CegarLoopResult]: For program point  L245(lines 245 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,976 INFO  L268        CegarLoopResult]: For program point  L80(lines 80 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,977 INFO  L268        CegarLoopResult]: For program point  L345(lines 345 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,977 INFO  L268        CegarLoopResult]: For program point  L312(lines 312 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,977 INFO  L268        CegarLoopResult]: For program point  L114(lines 114 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,977 INFO  L268        CegarLoopResult]: For program point  L544-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,977 INFO  L268        CegarLoopResult]: For program point  L511-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,977 INFO  L268        CegarLoopResult]: For program point  L478-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,977 INFO  L268        CegarLoopResult]: For program point  L445-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,977 INFO  L268        CegarLoopResult]: For program point  L412-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,978 INFO  L268        CegarLoopResult]: For program point  L214(lines 214 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,978 INFO  L268        CegarLoopResult]: For program point  L148(lines 148 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,978 INFO  L268        CegarLoopResult]: For program point  L49(lines 49 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,978 INFO  L268        CegarLoopResult]: For program point  L545(line 545)  no Hoare annotation was computed.
[2020-07-20 22:01:28,978 INFO  L268        CegarLoopResult]: For program point  L512(line 512)  no Hoare annotation was computed.
[2020-07-20 22:01:28,978 INFO  L268        CegarLoopResult]: For program point  L479(line 479)  no Hoare annotation was computed.
[2020-07-20 22:01:28,978 INFO  L268        CegarLoopResult]: For program point  L446(line 446)  no Hoare annotation was computed.
[2020-07-20 22:01:28,979 INFO  L268        CegarLoopResult]: For program point  L413(line 413)  no Hoare annotation was computed.
[2020-07-20 22:01:28,979 INFO  L268        CegarLoopResult]: For program point  L84(lines 84 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,979 INFO  L268        CegarLoopResult]: For program point  calculate_outputFINAL(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,979 INFO  L268        CegarLoopResult]: For program point  calculate_outputEXIT(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,979 INFO  L268        CegarLoopResult]: For program point  L547-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,979 INFO  L268        CegarLoopResult]: For program point  L514-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,979 INFO  L268        CegarLoopResult]: For program point  L481-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,979 INFO  L268        CegarLoopResult]: For program point  L448-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,979 INFO  L268        CegarLoopResult]: For program point  L382(lines 382 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,980 INFO  L268        CegarLoopResult]: For program point  L415-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,980 INFO  L268        CegarLoopResult]: For program point  L316(lines 316 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,980 INFO  L268        CegarLoopResult]: For program point  L250(lines 250 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,980 INFO  L268        CegarLoopResult]: For program point  L548(line 548)  no Hoare annotation was computed.
[2020-07-20 22:01:28,980 INFO  L268        CegarLoopResult]: For program point  L515(line 515)  no Hoare annotation was computed.
[2020-07-20 22:01:28,980 INFO  L268        CegarLoopResult]: For program point  L482(line 482)  no Hoare annotation was computed.
[2020-07-20 22:01:28,980 INFO  L268        CegarLoopResult]: For program point  L449(line 449)  no Hoare annotation was computed.
[2020-07-20 22:01:28,980 INFO  L268        CegarLoopResult]: For program point  L416(line 416)  no Hoare annotation was computed.
[2020-07-20 22:01:28,981 INFO  L268        CegarLoopResult]: For program point  L218(lines 218 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,981 INFO  L268        CegarLoopResult]: For program point  L152(lines 152 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,981 INFO  L268        CegarLoopResult]: For program point  L119(lines 119 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,981 INFO  L268        CegarLoopResult]: For program point  L318(lines 318 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,981 INFO  L268        CegarLoopResult]: For program point  L186(lines 186 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,981 INFO  L268        CegarLoopResult]: For program point  L54(lines 54 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,981 INFO  L268        CegarLoopResult]: For program point  L550-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,981 INFO  L268        CegarLoopResult]: For program point  L517-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,982 INFO  L268        CegarLoopResult]: For program point  L484-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,982 INFO  L268        CegarLoopResult]: For program point  L451-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,982 INFO  L268        CegarLoopResult]: For program point  L418-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,982 INFO  L268        CegarLoopResult]: For program point  L286(lines 286 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,982 INFO  L268        CegarLoopResult]: For program point  L551(line 551)  no Hoare annotation was computed.
[2020-07-20 22:01:28,982 INFO  L268        CegarLoopResult]: For program point  L518(line 518)  no Hoare annotation was computed.
[2020-07-20 22:01:28,983 INFO  L268        CegarLoopResult]: For program point  L485(line 485)  no Hoare annotation was computed.
[2020-07-20 22:01:28,983 INFO  L268        CegarLoopResult]: For program point  L452(line 452)  no Hoare annotation was computed.
[2020-07-20 22:01:28,983 INFO  L268        CegarLoopResult]: For program point  L419(line 419)  no Hoare annotation was computed.
[2020-07-20 22:01:28,983 INFO  L268        CegarLoopResult]: For program point  L353(lines 353 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,983 INFO  L268        CegarLoopResult]: For program point  L189(lines 189 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,983 INFO  L268        CegarLoopResult]: For program point  L553-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,988 INFO  L268        CegarLoopResult]: For program point  L520-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,988 INFO  L268        CegarLoopResult]: For program point  L487-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,989 INFO  L268        CegarLoopResult]: For program point  L454-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,989 INFO  L268        CegarLoopResult]: For program point  L421-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,989 INFO  L268        CegarLoopResult]: For program point  L355(lines 355 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,990 INFO  L268        CegarLoopResult]: For program point  L256(lines 256 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,990 INFO  L268        CegarLoopResult]: For program point  L223(lines 223 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,990 INFO  L268        CegarLoopResult]: For program point  L124(lines 124 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,990 INFO  L268        CegarLoopResult]: For program point  L554(line 554)  no Hoare annotation was computed.
[2020-07-20 22:01:28,990 INFO  L268        CegarLoopResult]: For program point  L521(line 521)  no Hoare annotation was computed.
[2020-07-20 22:01:28,990 INFO  L268        CegarLoopResult]: For program point  L488(line 488)  no Hoare annotation was computed.
[2020-07-20 22:01:28,991 INFO  L268        CegarLoopResult]: For program point  L455(line 455)  no Hoare annotation was computed.
[2020-07-20 22:01:28,991 INFO  L268        CegarLoopResult]: For program point  L422(line 422)  no Hoare annotation was computed.
[2020-07-20 22:01:28,991 INFO  L268        CegarLoopResult]: For program point  L92(lines 92 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,991 INFO  L264        CegarLoopResult]: At program point  calculate_outputENTRY(lines 30 575)  the Hoare annotation is:  (and (or (not (<= |old(~a16~0)| 4)) (<= ~a16~0 4)) (or (not (<= 14 |old(~a8~0)|)) (<= 14 ~a8~0)) (or (not (<= |old(~a21~0)| 0)) (<= ~a21~0 0)) (or (<= 6 ~a16~0) (not (<= 6 |old(~a16~0)|))) (or (not (<= 15 |old(~a8~0)|)) (<= 15 ~a8~0)))
[2020-07-20 22:01:28,991 INFO  L268        CegarLoopResult]: For program point  L324(lines 324 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,991 INFO  L268        CegarLoopResult]: For program point  L556-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,992 INFO  L268        CegarLoopResult]: For program point  L523-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,992 INFO  L268        CegarLoopResult]: For program point  L490-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,992 INFO  L268        CegarLoopResult]: For program point  L457-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,992 INFO  L268        CegarLoopResult]: For program point  L391(lines 391 393)  no Hoare annotation was computed.
[2020-07-20 22:01:28,992 INFO  L268        CegarLoopResult]: For program point  L424-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,992 INFO  L268        CegarLoopResult]: For program point  L391-2(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,992 INFO  L268        CegarLoopResult]: For program point  L292(lines 292 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,993 INFO  L268        CegarLoopResult]: For program point  L160(lines 160 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,993 INFO  L268        CegarLoopResult]: For program point  L557(line 557)  no Hoare annotation was computed.
[2020-07-20 22:01:28,995 INFO  L268        CegarLoopResult]: For program point  L524(line 524)  no Hoare annotation was computed.
[2020-07-20 22:01:28,995 INFO  L268        CegarLoopResult]: For program point  L491(line 491)  no Hoare annotation was computed.
[2020-07-20 22:01:28,995 INFO  L268        CegarLoopResult]: For program point  L458(line 458)  no Hoare annotation was computed.
[2020-07-20 22:01:28,995 INFO  L268        CegarLoopResult]: For program point  L425(line 425)  no Hoare annotation was computed.
[2020-07-20 22:01:28,995 INFO  L268        CegarLoopResult]: For program point  L392(line 392)  no Hoare annotation was computed.
[2020-07-20 22:01:28,995 INFO  L268        CegarLoopResult]: For program point  L194(lines 194 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,996 INFO  L268        CegarLoopResult]: For program point  L62(lines 62 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,996 INFO  L268        CegarLoopResult]: For program point  L261(lines 261 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,996 INFO  L268        CegarLoopResult]: For program point  L129(lines 129 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,996 INFO  L268        CegarLoopResult]: For program point  L559-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,996 INFO  L268        CegarLoopResult]: For program point  L526-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,996 INFO  L268        CegarLoopResult]: For program point  L493-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,996 INFO  L268        CegarLoopResult]: For program point  L460-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,997 INFO  L268        CegarLoopResult]: For program point  L427-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,997 INFO  L268        CegarLoopResult]: For program point  L361(lines 361 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,998 INFO  L268        CegarLoopResult]: For program point  L394-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:28,999 INFO  L268        CegarLoopResult]: For program point  L97(lines 97 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,999 INFO  L268        CegarLoopResult]: For program point  L31(lines 31 390)  no Hoare annotation was computed.
[2020-07-20 22:01:28,999 INFO  L268        CegarLoopResult]: For program point  L560(line 560)  no Hoare annotation was computed.
[2020-07-20 22:01:28,999 INFO  L268        CegarLoopResult]: For program point  L527(line 527)  no Hoare annotation was computed.
[2020-07-20 22:01:28,999 INFO  L268        CegarLoopResult]: For program point  L494(line 494)  no Hoare annotation was computed.
[2020-07-20 22:01:28,999 INFO  L268        CegarLoopResult]: For program point  L461(line 461)  no Hoare annotation was computed.
[2020-07-20 22:01:28,999 INFO  L268        CegarLoopResult]: For program point  L428(line 428)  no Hoare annotation was computed.
[2020-07-20 22:01:29,000 INFO  L268        CegarLoopResult]: For program point  L395(line 395)  no Hoare annotation was computed.
[2020-07-20 22:01:29,000 INFO  L268        CegarLoopResult]: For program point  L329(lines 329 390)  no Hoare annotation was computed.
[2020-07-20 22:01:29,000 INFO  L268        CegarLoopResult]: For program point  L197(lines 197 390)  no Hoare annotation was computed.
[2020-07-20 22:01:29,000 INFO  L268        CegarLoopResult]: For program point  L65(lines 65 390)  no Hoare annotation was computed.
[2020-07-20 22:01:29,000 INFO  L268        CegarLoopResult]: For program point  L363(lines 363 390)  no Hoare annotation was computed.
[2020-07-20 22:01:29,000 INFO  L268        CegarLoopResult]: For program point  L231(lines 231 390)  no Hoare annotation was computed.
[2020-07-20 22:01:29,000 INFO  L268        CegarLoopResult]: For program point  L165(lines 165 390)  no Hoare annotation was computed.
[2020-07-20 22:01:29,001 INFO  L268        CegarLoopResult]: For program point  L562-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:29,001 INFO  L268        CegarLoopResult]: For program point  L529-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:29,001 INFO  L268        CegarLoopResult]: For program point  L496-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:29,001 INFO  L268        CegarLoopResult]: For program point  L463-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:29,001 INFO  L268        CegarLoopResult]: For program point  L430-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:29,001 INFO  L268        CegarLoopResult]: For program point  L397-1(lines 30 575)  no Hoare annotation was computed.
[2020-07-20 22:01:29,001 INFO  L268        CegarLoopResult]: For program point  L265(lines 265 390)  no Hoare annotation was computed.
[2020-07-20 22:01:29,001 INFO  L268        CegarLoopResult]: For program point  L563(line 563)  no Hoare annotation was computed.
[2020-07-20 22:01:29,001 INFO  L268        CegarLoopResult]: For program point  L530(line 530)  no Hoare annotation was computed.
[2020-07-20 22:01:29,002 INFO  L268        CegarLoopResult]: For program point  L497(line 497)  no Hoare annotation was computed.
[2020-07-20 22:01:29,002 INFO  L268        CegarLoopResult]: For program point  L464(line 464)  no Hoare annotation was computed.
[2020-07-20 22:01:29,002 INFO  L268        CegarLoopResult]: For program point  L431(line 431)  no Hoare annotation was computed.
[2020-07-20 22:01:29,002 INFO  L268        CegarLoopResult]: For program point  L398(line 398)  no Hoare annotation was computed.
[2020-07-20 22:01:29,002 INFO  L268        CegarLoopResult]: For program point  L365(lines 365 390)  no Hoare annotation was computed.
[2020-07-20 22:01:29,002 INFO  L268        CegarLoopResult]: For program point  L299(lines 299 390)  no Hoare annotation was computed.
[2020-07-20 22:01:29,002 INFO  L268        CegarLoopResult]: For program point  L35(lines 35 390)  no Hoare annotation was computed.
[2020-07-20 22:01:29,002 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startEXIT(line -1)  no Hoare annotation was computed.
[2020-07-20 22:01:29,003 INFO  L264        CegarLoopResult]: At program point  L-1(line -1)  the Hoare annotation is:  (<= 15 ~a8~0)
[2020-07-20 22:01:29,003 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.startENTRY(line -1)  the Hoare annotation is:  true
[2020-07-20 22:01:29,003 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startFINAL(line -1)  no Hoare annotation was computed.
[2020-07-20 22:01:29,003 INFO  L264        CegarLoopResult]: At program point  mainENTRY(lines 577 594)  the Hoare annotation is:  (or (not (<= 15 |old(~a8~0)|)) (<= 15 ~a8~0))
[2020-07-20 22:01:29,003 INFO  L268        CegarLoopResult]: For program point  mainEXIT(lines 577 594)  no Hoare annotation was computed.
[2020-07-20 22:01:29,003 INFO  L264        CegarLoopResult]: At program point  L591(line 591)  the Hoare annotation is:  (or (not (<= 15 |old(~a8~0)|)) (<= ~a21~0 0) (<= 6 ~a16~0) (<= 14 ~a8~0) (<= ~a16~0 4))
[2020-07-20 22:01:29,003 INFO  L268        CegarLoopResult]: For program point  L591-1(line 591)  no Hoare annotation was computed.
[2020-07-20 22:01:29,004 INFO  L268        CegarLoopResult]: For program point  L588(line 588)  no Hoare annotation was computed.
[2020-07-20 22:01:29,004 INFO  L264        CegarLoopResult]: At program point  L583-2(lines 583 593)  the Hoare annotation is:  (or (not (<= 15 |old(~a8~0)|)) (<= ~a21~0 0) (<= 6 ~a16~0) (<= 14 ~a8~0) (<= ~a16~0 4))
[2020-07-20 22:01:29,004 INFO  L268        CegarLoopResult]: For program point  L583-3(lines 577 594)  no Hoare annotation was computed.
[2020-07-20 22:01:29,029 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 10:01:29 BoogieIcfgContainer
[2020-07-20 22:01:29,030 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-07-20 22:01:29,032 INFO  L168              Benchmark]: Toolchain (without parser) took 8999.46 ms. Allocated memory was 144.7 MB in the beginning and 327.2 MB in the end (delta: 182.5 MB). Free memory was 100.9 MB in the beginning and 282.5 MB in the end (delta: -181.7 MB). Peak memory consumption was 196.3 MB. Max. memory is 7.1 GB.
[2020-07-20 22:01:29,038 INFO  L168              Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 144.7 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB.
[2020-07-20 22:01:29,040 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 836.22 ms. Allocated memory was 144.7 MB in the beginning and 205.0 MB in the end (delta: 60.3 MB). Free memory was 100.7 MB in the beginning and 171.1 MB in the end (delta: -70.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 7.1 GB.
[2020-07-20 22:01:29,041 INFO  L168              Benchmark]: Boogie Preprocessor took 118.43 ms. Allocated memory is still 205.0 MB. Free memory was 171.1 MB in the beginning and 166.2 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB.
[2020-07-20 22:01:29,042 INFO  L168              Benchmark]: RCFGBuilder took 1303.34 ms. Allocated memory was 205.0 MB in the beginning and 237.5 MB in the end (delta: 32.5 MB). Free memory was 166.2 MB in the beginning and 181.6 MB in the end (delta: -15.5 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB.
[2020-07-20 22:01:29,045 INFO  L168              Benchmark]: TraceAbstraction took 6734.47 ms. Allocated memory was 237.5 MB in the beginning and 327.2 MB in the end (delta: 89.7 MB). Free memory was 180.2 MB in the beginning and 282.5 MB in the end (delta: -102.4 MB). Peak memory consumption was 182.8 MB. Max. memory is 7.1 GB.
[2020-07-20 22:01:29,057 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.23 ms. Allocated memory is still 144.7 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 836.22 ms. Allocated memory was 144.7 MB in the beginning and 205.0 MB in the end (delta: 60.3 MB). Free memory was 100.7 MB in the beginning and 171.1 MB in the end (delta: -70.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 118.43 ms. Allocated memory is still 205.0 MB. Free memory was 171.1 MB in the beginning and 166.2 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 1303.34 ms. Allocated memory was 205.0 MB in the beginning and 237.5 MB in the end (delta: 32.5 MB). Free memory was 166.2 MB in the beginning and 181.6 MB in the end (delta: -15.5 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 6734.47 ms. Allocated memory was 237.5 MB in the beginning and 327.2 MB in the end (delta: 89.7 MB). Free memory was 180.2 MB in the beginning and 282.5 MB in the end (delta: -102.4 MB). Peak memory consumption was 182.8 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - PositiveResult [Line: 572]: 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: 583]: Loop Invariant
    Derived loop invariant: (((!(15 <= \old(a8)) || a21 <= 0) || 6 <= a16) || 14 <= a8) || a16 <= 4
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 4 procedures, 207 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6.1s, OverallIterations: 5, TraceHistogramMax: 3, AutomataDifference: 3.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 757 SDtfs, 83 SDslu, 70 SDs, 0 SdLazy, 1795 SolverSat, 309 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 777 GetRequests, 772 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1088occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 135 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 36 PreInvPairs, 54 NumberOfFragments, 88 HoareAnnotationTreeSize, 36 FomulaSimplifications, 96 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 124 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 782 NumberOfCodeBlocks, 782 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 777 ConstructedInterpolants, 0 QuantifiedInterpolants, 330133 SizeOfPredicates, 11 NumberOfNonLiveVariables, 1946 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 87/87 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...