/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 BIGGEST_EQUIVALENCE_CLASS --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/loops/terminator_02-2.c
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This is Ultimate 0.1.25-d623d84
[2020-07-21 01:43:08,837 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2020-07-21 01:43:08,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2020-07-21 01:43:08,859 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-07-21 01:43:08,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-07-21 01:43:08,862 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-07-21 01:43:08,865 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-07-21 01:43:08,874 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2020-07-21 01:43:08,876 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-07-21 01:43:08,877 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-07-21 01:43:08,878 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2020-07-21 01:43:08,879 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-07-21 01:43:08,879 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-07-21 01:43:08,881 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-07-21 01:43:08,882 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-07-21 01:43:08,883 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-07-21 01:43:08,884 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-07-21 01:43:08,885 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-07-21 01:43:08,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-07-21 01:43:08,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2020-07-21 01:43:08,891 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-07-21 01:43:08,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-07-21 01:43:08,893 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2020-07-21 01:43:08,894 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-07-21 01:43:08,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-07-21 01:43:08,897 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-07-21 01:43:08,897 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-07-21 01:43:08,898 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-07-21 01:43:08,898 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-07-21 01:43:08,899 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-07-21 01:43:08,900 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-07-21 01:43:08,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-07-21 01:43:08,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-07-21 01:43:08,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2020-07-21 01:43:08,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-07-21 01:43:08,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2020-07-21 01:43:08,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-07-21 01:43:08,904 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-07-21 01:43:08,905 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2020-07-21 01:43:08,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2020-07-21 01:43:08,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2020-07-21 01:43:08,907 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
[2020-07-21 01:43:08,923 INFO L113 SettingsManager]: Loading preferences was successful
[2020-07-21 01:43:08,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2020-07-21 01:43:08,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-07-21 01:43:08,926 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2020-07-21 01:43:08,926 INFO L138 SettingsManager]: * Use SBE=true
[2020-07-21 01:43:08,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-07-21 01:43:08,926 INFO L138 SettingsManager]: * sizeof long=4
[2020-07-21 01:43:08,926 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2020-07-21 01:43:08,927 INFO L138 SettingsManager]: * sizeof POINTER=4
[2020-07-21 01:43:08,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2020-07-21 01:43:08,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2020-07-21 01:43:08,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-07-21 01:43:08,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2020-07-21 01:43:08,928 INFO L138 SettingsManager]: * sizeof long double=12
[2020-07-21 01:43:08,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2020-07-21 01:43:08,928 INFO L138 SettingsManager]: * Use constant arrays=true
[2020-07-21 01:43:08,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2020-07-21 01:43:08,929 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-07-21 01:43:08,929 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2020-07-21 01:43:08,929 INFO L138 SettingsManager]: * To the following directory=./dump/
[2020-07-21 01:43:08,929 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2020-07-21 01:43:08,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-07-21 01:43:08,930 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-07-21 01:43:08,930 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2020-07-21 01:43:08,930 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-07-21 01:43:08,930 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2020-07-21 01:43:08,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 01:43:08,931 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-07-21 01:43:08,931 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2020-07-21 01:43:08,931 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 -> BIGGEST_EQUIVALENCE_CLASS
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
[2020-07-21 01:43:09,250 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2020-07-21 01:43:09,277 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-07-21 01:43:09,281 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-07-21 01:43:09,284 INFO L271 PluginConnector]: Initializing CDTParser...
[2020-07-21 01:43:09,284 INFO L275 PluginConnector]: CDTParser initialized
[2020-07-21 01:43:09,286 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/terminator_02-2.c
[2020-07-21 01:43:09,382 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4925f2f00/38425a0614fc4c7aa71f677c6f6bf1b2/FLAG8aa317343
[2020-07-21 01:43:09,895 INFO L306 CDTParser]: Found 1 translation units.
[2020-07-21 01:43:09,896 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/terminator_02-2.c
[2020-07-21 01:43:09,913 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4925f2f00/38425a0614fc4c7aa71f677c6f6bf1b2/FLAG8aa317343
[2020-07-21 01:43:10,238 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4925f2f00/38425a0614fc4c7aa71f677c6f6bf1b2
[2020-07-21 01:43:10,247 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-07-21 01:43:10,251 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2020-07-21 01:43:10,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-07-21 01:43:10,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-07-21 01:43:10,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2020-07-21 01:43:10,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:43:10" (1/1) ...
[2020-07-21 01:43:10,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c291f74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:43:10, skipping insertion in model container
[2020-07-21 01:43:10,264 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:43:10" (1/1) ...
[2020-07-21 01:43:10,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2020-07-21 01:43:10,296 INFO L178 MainTranslator]: Built tables and reachable declarations
[2020-07-21 01:43:10,505 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-07-21 01:43:10,510 INFO L203 MainTranslator]: Completed pre-run
[2020-07-21 01:43:10,528 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-07-21 01:43:10,543 INFO L208 MainTranslator]: Completed translation
[2020-07-21 01:43:10,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:43:10 WrapperNode
[2020-07-21 01:43:10,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-07-21 01:43:10,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-07-21 01:43:10,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2020-07-21 01:43:10,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2020-07-21 01:43:10,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:43:10" (1/1) ...
[2020-07-21 01:43:10,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:43:10" (1/1) ...
[2020-07-21 01:43:10,565 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:43:10" (1/1) ...
[2020-07-21 01:43:10,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:43:10" (1/1) ...
[2020-07-21 01:43:10,571 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:43:10" (1/1) ...
[2020-07-21 01:43:10,671 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:43:10" (1/1) ...
[2020-07-21 01:43:10,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:43:10" (1/1) ...
[2020-07-21 01:43:10,675 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-07-21 01:43:10,679 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-07-21 01:43:10,680 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2020-07-21 01:43:10,680 INFO L275 PluginConnector]: RCFGBuilder initialized
[2020-07-21 01:43:10,681 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:43:10" (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
[2020-07-21 01:43:10,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-07-21 01:43:10,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-07-21 01:43:10,750 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2020-07-21 01:43:10,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2020-07-21 01:43:10,751 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2020-07-21 01:43:10,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-07-21 01:43:10,751 INFO L130 BoogieDeclarations]: Found specification of procedure abort
[2020-07-21 01:43:10,751 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2020-07-21 01:43:10,751 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2020-07-21 01:43:10,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-07-21 01:43:10,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool
[2020-07-21 01:43:10,752 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2020-07-21 01:43:10,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-07-21 01:43:10,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-07-21 01:43:11,027 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-07-21 01:43:11,028 INFO L295 CfgBuilder]: Removed 1 assume(true) statements.
[2020-07-21 01:43:11,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:43:11 BoogieIcfgContainer
[2020-07-21 01:43:11,033 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-07-21 01:43:11,034 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-07-21 01:43:11,034 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2020-07-21 01:43:11,038 INFO L275 PluginConnector]: TraceAbstraction initialized
[2020-07-21 01:43:11,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 01:43:10" (1/3) ...
[2020-07-21 01:43:11,040 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d7142a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:43:11, skipping insertion in model container
[2020-07-21 01:43:11,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:43:10" (2/3) ...
[2020-07-21 01:43:11,041 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d7142a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:43:11, skipping insertion in model container
[2020-07-21 01:43:11,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:43:11" (3/3) ...
[2020-07-21 01:43:11,043 INFO L109 eAbstractionObserver]: Analyzing ICFG terminator_02-2.c
[2020-07-21 01:43:11,057 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION
[2020-07-21 01:43:11,067 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-07-21 01:43:11,110 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-07-21 01:43:11,186 INFO L375 AbstractCegarLoop]: Interprodecural is true
[2020-07-21 01:43:11,188 INFO L376 AbstractCegarLoop]: Hoare is true
[2020-07-21 01:43:11,189 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect
[2020-07-21 01:43:11,189 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-07-21 01:43:11,192 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-07-21 01:43:11,192 INFO L380 AbstractCegarLoop]: Difference is false
[2020-07-21 01:43:11,192 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-07-21 01:43:11,192 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-07-21 01:43:11,249 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states.
[2020-07-21 01:43:11,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2020-07-21 01:43:11,271 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-21 01:43:11,275 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-21 01:43:11,276 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-21 01:43:11,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-21 01:43:11,297 INFO L82 PathProgramCache]: Analyzing trace with hash -1447361753, now seen corresponding path program 1 times
[2020-07-21 01:43:11,325 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-21 01:43:11,326 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [714488239]
[2020-07-21 01:43:11,327 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
[2020-07-21 01:43:11,447 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-21 01:43:11,448 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-21 01:43:11,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 5 conjunts are in the unsatisfiable core
[2020-07-21 01:43:11,459 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-21 01:43:11,552 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-07-21 01:43:11,554 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-07-21 01:43:11,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-21 01:43:11,592 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-21 01:43:11,593 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [714488239]
[2020-07-21 01:43:11,594 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-21 01:43:11,594 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-07-21 01:43:11,596 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970518899]
[2020-07-21 01:43:11,603 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-07-21 01:43:11,603 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-21 01:43:11,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-07-21 01:43:11,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2020-07-21 01:43:11,623 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 6 states.
[2020-07-21 01:43:11,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-21 01:43:11,762 INFO L93 Difference]: Finished difference Result 46 states and 58 transitions.
[2020-07-21 01:43:11,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2020-07-21 01:43:11,764 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14
[2020-07-21 01:43:11,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-21 01:43:11,775 INFO L225 Difference]: With dead ends: 46
[2020-07-21 01:43:11,776 INFO L226 Difference]: Without dead ends: 17
[2020-07-21 01:43:11,780 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2020-07-21 01:43:11,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states.
[2020-07-21 01:43:11,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17.
[2020-07-21 01:43:11,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states.
[2020-07-21 01:43:11,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 18 transitions.
[2020-07-21 01:43:11,831 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 18 transitions. Word has length 14
[2020-07-21 01:43:11,831 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-21 01:43:11,832 INFO L479 AbstractCegarLoop]: Abstraction has 17 states and 18 transitions.
[2020-07-21 01:43:11,832 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-07-21 01:43:11,832 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions.
[2020-07-21 01:43:11,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2020-07-21 01:43:11,833 INFO L414 BasicCegarLoop]: Found error trace
[2020-07-21 01:43:11,833 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-07-21 01:43:12,044 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 01:43:12,045 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-07-21 01:43:12,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-07-21 01:43:12,047 INFO L82 PathProgramCache]: Analyzing trace with hash 1757797730, now seen corresponding path program 1 times
[2020-07-21 01:43:12,047 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-07-21 01:43:12,047 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [995019426]
[2020-07-21 01:43:12,048 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
[2020-07-21 01:43:12,096 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s)
[2020-07-21 01:43:12,097 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2020-07-21 01:43:12,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 6 conjunts are in the unsatisfiable core
[2020-07-21 01:43:12,100 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2020-07-21 01:43:12,149 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-07-21 01:43:12,152 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-07-21 01:43:12,154 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-07-21 01:43:12,177 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-07-21 01:43:12,178 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2020-07-21 01:43:12,178 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [995019426]
[2020-07-21 01:43:12,179 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-07-21 01:43:12,179 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2020-07-21 01:43:12,179 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875237818]
[2020-07-21 01:43:12,181 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states
[2020-07-21 01:43:12,182 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-07-21 01:43:12,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2020-07-21 01:43:12,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2020-07-21 01:43:12,183 INFO L87 Difference]: Start difference. First operand 17 states and 18 transitions. Second operand 7 states.
[2020-07-21 01:43:12,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-07-21 01:43:12,253 INFO L93 Difference]: Finished difference Result 19 states and 21 transitions.
[2020-07-21 01:43:12,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2020-07-21 01:43:12,254 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 16
[2020-07-21 01:43:12,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-07-21 01:43:12,255 INFO L225 Difference]: With dead ends: 19
[2020-07-21 01:43:12,255 INFO L226 Difference]: Without dead ends: 0
[2020-07-21 01:43:12,256 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56
[2020-07-21 01:43:12,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-07-21 01:43:12,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-07-21 01:43:12,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-07-21 01:43:12,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-07-21 01:43:12,257 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16
[2020-07-21 01:43:12,258 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-07-21 01:43:12,258 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-07-21 01:43:12,258 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states.
[2020-07-21 01:43:12,258 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-07-21 01:43:12,258 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2020-07-21 01:43:12,466 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-07-21 01:43:12,470 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-07-21 01:43:12,563 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true
[2020-07-21 01:43:12,564 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed.
[2020-07-21 01:43:12,564 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed.
[2020-07-21 01:43:12,564 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true
[2020-07-21 01:43:12,564 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true
[2020-07-21 01:43:12,565 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed.
[2020-07-21 01:43:12,565 INFO L268 CegarLoopResult]: For program point assume_abort_if_notENTRY(lines 4 6) no Hoare annotation was computed.
[2020-07-21 01:43:12,565 INFO L268 CegarLoopResult]: For program point L5(line 5) no Hoare annotation was computed.
[2020-07-21 01:43:12,565 INFO L268 CegarLoopResult]: For program point L5-2(lines 4 6) no Hoare annotation was computed.
[2020-07-21 01:43:12,565 INFO L268 CegarLoopResult]: For program point assume_abort_if_notEXIT(lines 4 6) no Hoare annotation was computed.
[2020-07-21 01:43:12,566 INFO L268 CegarLoopResult]: For program point L27(lines 27 32) no Hoare annotation was computed.
[2020-07-21 01:43:12,566 INFO L264 CegarLoopResult]: At program point L27-2(lines 24 33) the Hoare annotation is: (or (<= main_~x~0 98) (< 100 main_~z~0))
[2020-07-21 01:43:12,566 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 16 38) no Hoare annotation was computed.
[2020-07-21 01:43:12,566 INFO L268 CegarLoopResult]: For program point L23(line 23) no Hoare annotation was computed.
[2020-07-21 01:43:12,566 INFO L268 CegarLoopResult]: For program point L21(line 21) no Hoare annotation was computed.
[2020-07-21 01:43:12,567 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 16 38) no Hoare annotation was computed.
[2020-07-21 01:43:12,567 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 16 38) the Hoare annotation is: true
[2020-07-21 01:43:12,567 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed.
[2020-07-21 01:43:12,567 INFO L264 CegarLoopResult]: At program point L24-2(lines 24 33) the Hoare annotation is: (or (and (<= main_~x~0 98) (<= main_~z~0 100)) (and (<= 100 main_~x~0) (< 100 main_~z~0)))
[2020-07-21 01:43:12,568 INFO L268 CegarLoopResult]: For program point L20(line 20) no Hoare annotation was computed.
[2020-07-21 01:43:12,568 INFO L268 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed.
[2020-07-21 01:43:12,568 INFO L271 CegarLoopResult]: At program point __VERIFIER_assertENTRY(lines 7 12) the Hoare annotation is: true
[2020-07-21 01:43:12,568 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertEXIT(lines 7 12) no Hoare annotation was computed.
[2020-07-21 01:43:12,568 INFO L268 CegarLoopResult]: For program point L9(line 9) no Hoare annotation was computed.
[2020-07-21 01:43:12,568 INFO L268 CegarLoopResult]: For program point L8(lines 8 10) no Hoare annotation was computed.
[2020-07-21 01:43:12,569 INFO L268 CegarLoopResult]: For program point L8-2(lines 7 12) no Hoare annotation was computed.
[2020-07-21 01:43:12,569 INFO L268 CegarLoopResult]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 9) no Hoare annotation was computed.
[2020-07-21 01:43:12,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 01:43:12 BoogieIcfgContainer
[2020-07-21 01:43:12,590 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-07-21 01:43:12,595 INFO L168 Benchmark]: Toolchain (without parser) took 2344.34 ms. Allocated memory was 136.3 MB in the beginning and 200.8 MB in the end (delta: 64.5 MB). Free memory was 101.7 MB in the beginning and 106.3 MB in the end (delta: -4.7 MB). Peak memory consumption was 59.8 MB. Max. memory is 7.1 GB.
[2020-07-21 01:43:12,596 INFO L168 Benchmark]: CDTParser took 0.58 ms. Allocated memory is still 136.3 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB.
[2020-07-21 01:43:12,598 INFO L168 Benchmark]: CACSL2BoogieTranslator took 292.16 ms. Allocated memory is still 136.3 MB. Free memory was 101.2 MB in the beginning and 91.6 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB.
[2020-07-21 01:43:12,599 INFO L168 Benchmark]: Boogie Preprocessor took 130.07 ms. Allocated memory was 136.3 MB in the beginning and 200.8 MB in the end (delta: 64.5 MB). Free memory was 91.6 MB in the beginning and 180.6 MB in the end (delta: -89.0 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB.
[2020-07-21 01:43:12,600 INFO L168 Benchmark]: RCFGBuilder took 353.68 ms. Allocated memory is still 200.8 MB. Free memory was 179.2 MB in the beginning and 165.5 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB.
[2020-07-21 01:43:12,601 INFO L168 Benchmark]: TraceAbstraction took 1556.21 ms. Allocated memory is still 200.8 MB. Free memory was 164.8 MB in the beginning and 106.3 MB in the end (delta: 58.4 MB). Peak memory consumption was 58.4 MB. Max. memory is 7.1 GB.
[2020-07-21 01:43:12,605 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.58 ms. Allocated memory is still 136.3 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 292.16 ms. Allocated memory is still 136.3 MB. Free memory was 101.2 MB in the beginning and 91.6 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 130.07 ms. Allocated memory was 136.3 MB in the beginning and 200.8 MB in the end (delta: 64.5 MB). Free memory was 91.6 MB in the beginning and 180.6 MB in the end (delta: -89.0 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 353.68 ms. Allocated memory is still 200.8 MB. Free memory was 179.2 MB in the beginning and 165.5 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB.
* TraceAbstraction took 1556.21 ms. Allocated memory is still 200.8 MB. Free memory was 164.8 MB in the beginning and 106.3 MB in the end (delta: 58.4 MB). Peak memory consumption was 58.4 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- PositiveResult [Line: 9]: 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: 24]: Loop Invariant
Derived loop invariant: x <= 98 || 100 < z
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 5 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 36 SDtfs, 16 SDslu, 104 SDs, 0 SdLazy, 71 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 9 PreInvPairs, 13 NumberOfFragments, 27 HoareAnnotationTreeSize, 9 FomulaSimplifications, 7 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 28 ConstructedInterpolants, 0 QuantifiedInterpolants, 786 SizeOfPredicates, 4 NumberOfNonLiveVariables, 74 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 1/1 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...