java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf -i ../../../trunk/examples/svcomp/loop-acceleration/array_true-unreach-call1_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-18 09:56:31,344 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-18 09:56:31,346 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-18 09:56:31,358 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-18 09:56:31,358 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-18 09:56:31,359 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-18 09:56:31,360 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-18 09:56:31,362 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-18 09:56:31,364 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-18 09:56:31,365 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-18 09:56:31,366 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-18 09:56:31,366 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-18 09:56:31,367 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-18 09:56:31,368 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-18 09:56:31,370 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-18 09:56:31,370 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-18 09:56:31,373 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-18 09:56:31,376 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-18 09:56:31,378 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-18 09:56:31,380 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-18 09:56:31,381 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-18 09:56:31,382 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-18 09:56:31,385 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-18 09:56:31,385 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-18 09:56:31,385 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-18 09:56:31,387 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-18 09:56:31,388 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-18 09:56:31,389 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-18 09:56:31,390 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-18 09:56:31,391 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-18 09:56:31,391 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-18 09:56:31,392 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-09-18 09:56:31,395 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf [2018-09-18 09:56:31,411 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-18 09:56:31,411 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-18 09:56:31,412 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-18 09:56:31,412 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-18 09:56:31,412 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-18 09:56:31,412 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-18 09:56:31,413 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-18 09:56:31,413 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-18 09:56:31,413 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-18 09:56:31,413 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-18 09:56:31,413 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-18 09:56:31,414 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-18 09:56:31,414 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-18 09:56:31,415 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-18 09:56:31,415 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-18 09:56:31,415 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-18 09:56:31,415 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-18 09:56:31,415 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-18 09:56:31,416 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-18 09:56:31,416 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-18 09:56:31,416 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-18 09:56:31,416 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-18 09:56:31,416 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-18 09:56:31,417 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-18 09:56:31,417 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-18 09:56:31,417 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-18 09:56:31,417 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-18 09:56:31,417 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-18 09:56:31,418 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-09-18 09:56:31,418 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-18 09:56:31,418 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-18 09:56:31,418 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-18 09:56:31,418 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-18 09:56:31,418 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-18 09:56:31,475 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-18 09:56:31,491 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-18 09:56:31,497 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-18 09:56:31,499 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-18 09:56:31,500 INFO L276 PluginConnector]: CDTParser initialized [2018-09-18 09:56:31,501 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/array_true-unreach-call1_true-termination.i [2018-09-18 09:56:31,877 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37393b477/33ce76e9423a416fb720f7777dfb687d/FLAG8e860cd81 [2018-09-18 09:56:32,032 INFO L277 CDTParser]: Found 1 translation units. [2018-09-18 09:56:32,033 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/array_true-unreach-call1_true-termination.i [2018-09-18 09:56:32,040 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37393b477/33ce76e9423a416fb720f7777dfb687d/FLAG8e860cd81 [2018-09-18 09:56:32,057 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37393b477/33ce76e9423a416fb720f7777dfb687d [2018-09-18 09:56:32,067 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-18 09:56:32,070 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-18 09:56:32,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-18 09:56:32,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-18 09:56:32,079 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-18 09:56:32,080 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 09:56:32" (1/1) ... [2018-09-18 09:56:32,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20fcc92e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:32, skipping insertion in model container [2018-09-18 09:56:32,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 09:56:32" (1/1) ... [2018-09-18 09:56:32,096 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-18 09:56:32,321 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 09:56:32,339 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-18 09:56:32,343 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 09:56:32,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:32 WrapperNode [2018-09-18 09:56:32,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-18 09:56:32,357 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-18 09:56:32,358 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-18 09:56:32,358 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-18 09:56:32,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:32" (1/1) ... [2018-09-18 09:56:32,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:32" (1/1) ... [2018-09-18 09:56:32,380 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-18 09:56:32,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-18 09:56:32,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-18 09:56:32,381 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-18 09:56:32,391 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:32" (1/1) ... [2018-09-18 09:56:32,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:32" (1/1) ... [2018-09-18 09:56:32,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:32" (1/1) ... [2018-09-18 09:56:32,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:32" (1/1) ... [2018-09-18 09:56:32,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:32" (1/1) ... [2018-09-18 09:56:32,399 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:32" (1/1) ... [2018-09-18 09:56:32,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:32" (1/1) ... [2018-09-18 09:56:32,402 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-18 09:56:32,402 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-18 09:56:32,403 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-18 09:56:32,403 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-18 09:56:32,404 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:32" (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 [2018-09-18 09:56:32,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-18 09:56:32,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-18 09:56:32,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-18 09:56:32,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-18 09:56:32,474 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-18 09:56:32,474 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-18 09:56:32,474 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-09-18 09:56:32,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-09-18 09:56:32,733 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-18 09:56:32,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 09:56:32 BoogieIcfgContainer [2018-09-18 09:56:32,733 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-18 09:56:32,734 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-18 09:56:32,735 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-18 09:56:32,738 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-18 09:56:32,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.09 09:56:32" (1/3) ... [2018-09-18 09:56:32,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30104ebf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.09 09:56:32, skipping insertion in model container [2018-09-18 09:56:32,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 09:56:32" (2/3) ... [2018-09-18 09:56:32,740 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30104ebf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.09 09:56:32, skipping insertion in model container [2018-09-18 09:56:32,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 09:56:32" (3/3) ... [2018-09-18 09:56:32,742 INFO L112 eAbstractionObserver]: Analyzing ICFG array_true-unreach-call1_true-termination.i [2018-09-18 09:56:32,751 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-18 09:56:32,759 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-18 09:56:32,801 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-18 09:56:32,802 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-18 09:56:32,802 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-18 09:56:32,802 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-18 09:56:32,802 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-18 09:56:32,802 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-18 09:56:32,802 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-18 09:56:32,803 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-18 09:56:32,803 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-18 09:56:32,821 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states. [2018-09-18 09:56:32,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-09-18 09:56:32,828 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 09:56:32,829 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 09:56:32,830 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 09:56:32,836 INFO L82 PathProgramCache]: Analyzing trace with hash -1870586046, now seen corresponding path program 1 times [2018-09-18 09:56:32,839 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 09:56:32,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 09:56:32,891 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 09:56:32,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 09:56:32,891 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 09:56:32,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 09:56:32,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 09:56:32,952 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 09:56:32,953 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-18 09:56:32,953 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 09:56:32,958 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-18 09:56:32,972 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-18 09:56:32,973 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-18 09:56:32,975 INFO L87 Difference]: Start difference. First operand 19 states. Second operand 2 states. [2018-09-18 09:56:32,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 09:56:32,997 INFO L93 Difference]: Finished difference Result 30 states and 33 transitions. [2018-09-18 09:56:32,997 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-18 09:56:33,000 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2018-09-18 09:56:33,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 09:56:33,009 INFO L225 Difference]: With dead ends: 30 [2018-09-18 09:56:33,010 INFO L226 Difference]: Without dead ends: 13 [2018-09-18 09:56:33,013 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-18 09:56:33,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2018-09-18 09:56:33,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-09-18 09:56:33,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2018-09-18 09:56:33,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2018-09-18 09:56:33,051 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 13 transitions. Word has length 10 [2018-09-18 09:56:33,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 09:56:33,052 INFO L480 AbstractCegarLoop]: Abstraction has 13 states and 13 transitions. [2018-09-18 09:56:33,052 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-18 09:56:33,052 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2018-09-18 09:56:33,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-18 09:56:33,053 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 09:56:33,053 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 09:56:33,053 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 09:56:33,054 INFO L82 PathProgramCache]: Analyzing trace with hash 1861068280, now seen corresponding path program 1 times [2018-09-18 09:56:33,054 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 09:56:33,055 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 09:56:33,055 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 09:56:33,055 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 09:56:33,055 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 09:56:33,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 09:56:33,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 09:56:33,134 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 09:56:33,134 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-18 09:56:33,134 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 09:56:33,136 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-18 09:56:33,136 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-18 09:56:33,136 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-18 09:56:33,137 INFO L87 Difference]: Start difference. First operand 13 states and 13 transitions. Second operand 3 states. [2018-09-18 09:56:33,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 09:56:33,229 INFO L93 Difference]: Finished difference Result 21 states and 21 transitions. [2018-09-18 09:56:33,230 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-18 09:56:33,230 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2018-09-18 09:56:33,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 09:56:33,231 INFO L225 Difference]: With dead ends: 21 [2018-09-18 09:56:33,231 INFO L226 Difference]: Without dead ends: 16 [2018-09-18 09:56:33,232 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-18 09:56:33,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2018-09-18 09:56:33,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2018-09-18 09:56:33,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2018-09-18 09:56:33,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2018-09-18 09:56:33,243 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 11 [2018-09-18 09:56:33,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 09:56:33,244 INFO L480 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2018-09-18 09:56:33,244 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-18 09:56:33,247 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2018-09-18 09:56:33,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-18 09:56:33,248 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 09:56:33,249 INFO L376 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 09:56:33,249 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 09:56:33,249 INFO L82 PathProgramCache]: Analyzing trace with hash 996352094, now seen corresponding path program 1 times [2018-09-18 09:56:33,250 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 09:56:33,251 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 09:56:33,251 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 09:56:33,251 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 09:56:33,251 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 09:56:33,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 09:56:33,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 09:56:33,449 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 09:56:33,449 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-18 09:56:33,474 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 09:56:33,475 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 09:56:33,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 09:56:33,524 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 09:56:33,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 09:56:33,551 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 09:56:33,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 09:56:33,698 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 09:56:33,698 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-18 09:56:33,717 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 09:56:33,717 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 09:56:33,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 09:56:33,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 09:56:33,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 09:56:33,739 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 09:56:33,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 09:56:33,789 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-18 09:56:33,789 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4, 4, 4] total 6 [2018-09-18 09:56:33,790 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-18 09:56:33,790 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-18 09:56:33,790 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-18 09:56:33,791 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2018-09-18 09:56:33,791 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand 4 states. [2018-09-18 09:56:33,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 09:56:33,876 INFO L93 Difference]: Finished difference Result 24 states and 24 transitions. [2018-09-18 09:56:33,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-18 09:56:33,878 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2018-09-18 09:56:33,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 09:56:33,879 INFO L225 Difference]: With dead ends: 24 [2018-09-18 09:56:33,879 INFO L226 Difference]: Without dead ends: 19 [2018-09-18 09:56:33,880 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2018-09-18 09:56:33,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2018-09-18 09:56:33,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 18. [2018-09-18 09:56:33,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-09-18 09:56:33,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2018-09-18 09:56:33,886 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 18 transitions. Word has length 14 [2018-09-18 09:56:33,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 09:56:33,887 INFO L480 AbstractCegarLoop]: Abstraction has 18 states and 18 transitions. [2018-09-18 09:56:33,887 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-18 09:56:33,888 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2018-09-18 09:56:33,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-09-18 09:56:33,888 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 09:56:33,888 INFO L376 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 09:56:33,889 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 09:56:33,889 INFO L82 PathProgramCache]: Analyzing trace with hash 1450296376, now seen corresponding path program 2 times [2018-09-18 09:56:33,889 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 09:56:33,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 09:56:33,890 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 09:56:33,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 09:56:33,891 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 09:56:33,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 09:56:33,998 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 09:56:33,998 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 09:56:33,998 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-18 09:56:34,010 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-09-18 09:56:34,010 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder OUTSIDE_LOOP_FIRST1 (IT: FPandBP) [2018-09-18 09:56:34,042 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-09-18 09:56:34,042 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-09-18 09:56:34,044 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 09:56:34,054 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 09:56:34,054 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 09:56:34,334 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 09:56:34,365 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 09:56:34,365 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-18 09:56:34,384 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-09-18 09:56:34,384 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder OUTSIDE_LOOP_FIRST1 (IT: FPandBP) [2018-09-18 09:56:34,400 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-09-18 09:56:34,401 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-09-18 09:56:34,404 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 09:56:34,410 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 09:56:34,410 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 09:56:34,476 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 09:56:34,481 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-18 09:56:34,481 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5] total 8 [2018-09-18 09:56:34,481 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-18 09:56:34,482 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-18 09:56:34,482 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-18 09:56:34,482 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2018-09-18 09:56:34,483 INFO L87 Difference]: Start difference. First operand 18 states and 18 transitions. Second operand 5 states. [2018-09-18 09:56:34,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 09:56:34,522 INFO L93 Difference]: Finished difference Result 27 states and 27 transitions. [2018-09-18 09:56:34,523 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-09-18 09:56:34,524 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2018-09-18 09:56:34,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 09:56:34,524 INFO L225 Difference]: With dead ends: 27 [2018-09-18 09:56:34,525 INFO L226 Difference]: Without dead ends: 22 [2018-09-18 09:56:34,525 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2018-09-18 09:56:34,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2018-09-18 09:56:34,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 21. [2018-09-18 09:56:34,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2018-09-18 09:56:34,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2018-09-18 09:56:34,530 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 21 transitions. Word has length 17 [2018-09-18 09:56:34,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 09:56:34,530 INFO L480 AbstractCegarLoop]: Abstraction has 21 states and 21 transitions. [2018-09-18 09:56:34,531 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-18 09:56:34,531 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2018-09-18 09:56:34,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-18 09:56:34,532 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 09:56:34,532 INFO L376 BasicCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 09:56:34,532 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 09:56:34,532 INFO L82 PathProgramCache]: Analyzing trace with hash 52386334, now seen corresponding path program 3 times [2018-09-18 09:56:34,532 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 09:56:34,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 09:56:34,534 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-09-18 09:56:34,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 09:56:34,534 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 09:56:34,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 09:56:34,617 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 09:56:34,618 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 09:56:34,618 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-18 09:56:34,637 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-09-18 09:56:34,637 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder OUTSIDE_LOOP_FIRST2 (IT: FPandBP) [2018-09-18 09:56:34,655 INFO L242 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2018-09-18 09:56:34,655 INFO L243 tOrderPrioritization]: Conjunction of SSA is unsat [2018-09-18 09:56:34,657 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 09:56:34,685 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-09-18 09:56:34,687 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-09-18 09:56:34,704 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-18 09:56:34,704 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-09-18 09:56:34,972 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-09-18 09:56:34,972 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 09:56:35,194 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-09-18 09:56:35,216 INFO L313 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-09-18 09:56:35,216 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [6] total 16 [2018-09-18 09:56:35,216 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 09:56:35,217 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-09-18 09:56:35,217 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-09-18 09:56:35,218 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2018-09-18 09:56:35,218 INFO L87 Difference]: Start difference. First operand 21 states and 21 transitions. Second operand 7 states. [2018-09-18 09:56:35,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 09:56:35,660 INFO L93 Difference]: Finished difference Result 21 states and 21 transitions. [2018-09-18 09:56:35,660 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-18 09:56:35,660 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2018-09-18 09:56:35,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 09:56:35,661 INFO L225 Difference]: With dead ends: 21 [2018-09-18 09:56:35,661 INFO L226 Difference]: Without dead ends: 0 [2018-09-18 09:56:35,662 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=69, Invalid=237, Unknown=0, NotChecked=0, Total=306 [2018-09-18 09:56:35,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-18 09:56:35,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-18 09:56:35,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-18 09:56:35,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-18 09:56:35,663 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 20 [2018-09-18 09:56:35,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 09:56:35,664 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-18 09:56:35,664 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-09-18 09:56:35,664 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-18 09:56:35,664 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-18 09:56:35,669 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-18 09:56:35,738 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2018-09-18 09:56:35,738 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-18 09:56:35,739 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-18 09:56:35,739 INFO L429 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-09-18 09:56:35,739 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-18 09:56:35,739 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-18 09:56:35,740 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 8 15) the Hoare annotation is: true [2018-09-18 09:56:35,740 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 8 15) no Hoare annotation was computed. [2018-09-18 09:56:35,740 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 8 15) no Hoare annotation was computed. [2018-09-18 09:56:35,740 INFO L426 ceAbstractionStarter]: For program point L11-1(lines 11 13) no Hoare annotation was computed. [2018-09-18 09:56:35,740 INFO L426 ceAbstractionStarter]: For program point L11-3(lines 11 13) no Hoare annotation was computed. [2018-09-18 09:56:35,741 INFO L422 ceAbstractionStarter]: At program point L11-4(lines 11 13) the Hoare annotation is: (or (exists ((v_main_~i~0_23 Int)) (and (< v_main_~i~0_23 1024) (<= main_~i~0 (+ v_main_~i~0_23 1)) (= v_main_~i~0_23 (select main_~A~0 v_main_~i~0_23)))) (<= main_~i~0 0)) [2018-09-18 09:56:35,741 INFO L422 ceAbstractionStarter]: At program point L11-5(lines 11 13) the Hoare annotation is: (and (exists ((v_main_~i~0_23 Int)) (and (< v_main_~i~0_23 1024) (<= main_~i~0 (+ v_main_~i~0_23 1)) (= v_main_~i~0_23 (select main_~A~0 v_main_~i~0_23)))) (exists ((v_main_~i~0_23 Int)) (and (< v_main_~i~0_23 1024) (<= 1023 v_main_~i~0_23) (= v_main_~i~0_23 (select main_~A~0 v_main_~i~0_23))))) [2018-09-18 09:56:35,741 INFO L426 ceAbstractionStarter]: For program point L3-2(lines 2 7) no Hoare annotation was computed. [2018-09-18 09:56:35,741 INFO L429 ceAbstractionStarter]: At program point __VERIFIER_assertENTRY(lines 2 7) the Hoare annotation is: true [2018-09-18 09:56:35,741 INFO L426 ceAbstractionStarter]: For program point __VERIFIER_assertEXIT(lines 2 7) no Hoare annotation was computed. [2018-09-18 09:56:35,741 INFO L426 ceAbstractionStarter]: For program point L4(line 4) no Hoare annotation was computed. [2018-09-18 09:56:35,742 INFO L426 ceAbstractionStarter]: For program point L3(lines 3 5) no Hoare annotation was computed. [2018-09-18 09:56:35,742 INFO L426 ceAbstractionStarter]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2018-09-18 09:56:35,746 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] [2018-09-18 09:56:35,747 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] [2018-09-18 09:56:35,748 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] [2018-09-18 09:56:35,748 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] [2018-09-18 09:56:35,754 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] [2018-09-18 09:56:35,754 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] [2018-09-18 09:56:35,755 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] [2018-09-18 09:56:35,755 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] [2018-09-18 09:56:35,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.09 09:56:35 BoogieIcfgContainer [2018-09-18 09:56:35,757 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-18 09:56:35,758 INFO L168 Benchmark]: Toolchain (without parser) took 3690.66 ms. Allocated memory was 1.6 GB in the beginning and 2.3 GB in the end (delta: 757.1 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -658.7 MB). Peak memory consumption was 98.4 MB. Max. memory is 7.1 GB. [2018-09-18 09:56:35,760 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-18 09:56:35,761 INFO L168 Benchmark]: CACSL2BoogieTranslator took 284.99 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-18 09:56:35,762 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.11 ms. Allocated memory is still 1.6 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-18 09:56:35,762 INFO L168 Benchmark]: Boogie Preprocessor took 21.40 ms. Allocated memory is still 1.6 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-18 09:56:35,763 INFO L168 Benchmark]: RCFGBuilder took 331.06 ms. Allocated memory was 1.6 GB in the beginning and 2.3 GB in the end (delta: 757.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -808.4 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2018-09-18 09:56:35,764 INFO L168 Benchmark]: TraceAbstraction took 3023.19 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 139.1 MB). Peak memory consumption was 139.1 MB. Max. memory is 7.1 GB. [2018-09-18 09:56:35,769 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 284.99 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 23.11 ms. Allocated memory is still 1.6 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.40 ms. Allocated memory is still 1.6 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 331.06 ms. Allocated memory was 1.6 GB in the beginning and 2.3 GB in the end (delta: 757.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -808.4 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3023.19 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 139.1 MB). Peak memory consumption was 139.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: 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: 11]: Loop Invariant [2018-09-18 09:56:35,779 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] [2018-09-18 09:56:35,779 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] [2018-09-18 09:56:35,779 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] [2018-09-18 09:56:35,779 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] [2018-09-18 09:56:35,780 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] [2018-09-18 09:56:35,780 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] [2018-09-18 09:56:35,780 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] [2018-09-18 09:56:35,781 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~i~0_23,QUANTIFIED] Derived loop invariant: (\exists v_main_~i~0_23 : int :: (v_main_~i~0_23 < 1024 && i <= v_main_~i~0_23 + 1) && v_main_~i~0_23 == A[v_main_~i~0_23]) || i <= 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 19 locations, 1 error locations. SAFE Result, 2.9s OverallTime, 5 OverallIterations, 4 TraceHistogramMax, 0.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 61 SDtfs, 8 SDslu, 91 SDs, 0 SdLazy, 45 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 181 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 3 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 11 PreInvPairs, 15 NumberOfFragments, 53 HoareAnnotationTreeSize, 11 FomulaSimplifications, 38 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 154 NumberOfCodeBlocks, 148 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 221 ConstructedInterpolants, 3 QuantifiedInterpolants, 7411 SizeOfPredicates, 9 NumberOfNonLiveVariables, 150 ConjunctsInSsa, 24 ConjunctsInUnsatCore, 15 InterpolantComputations, 4 PerfectInterpolantSequences, 30/90 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/array_true-unreach-call1_true-termination.i_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-18_09-56-35-787.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/array_true-unreach-call1_true-termination.i_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-18_09-56-35-787.csv Received shutdown request...