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/loops/n.c40_true-unreach-call_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3142e50-m [2018-09-10 10:08:49,324 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-10 10:08:49,327 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-10 10:08:49,339 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-10 10:08:49,339 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-10 10:08:49,340 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-10 10:08:49,342 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-10 10:08:49,344 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-10 10:08:49,345 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-10 10:08:49,346 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-10 10:08:49,347 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-10 10:08:49,347 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-10 10:08:49,349 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-10 10:08:49,350 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-10 10:08:49,351 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-10 10:08:49,352 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-10 10:08:49,353 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-10 10:08:49,357 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-10 10:08:49,361 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-10 10:08:49,367 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-10 10:08:49,368 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-10 10:08:49,373 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-10 10:08:49,376 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-10 10:08:49,376 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-10 10:08:49,379 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-10 10:08:49,380 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-10 10:08:49,381 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-10 10:08:49,385 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-10 10:08:49,386 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-10 10:08:49,390 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-10 10:08:49,390 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-10 10:08:49,391 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-10 10:08:49,391 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-10 10:08:49,391 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-10 10:08:49,392 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-10 10:08:49,393 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-10 10:08:49,393 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 [2018-09-10 10:08:49,425 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-10 10:08:49,425 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-10 10:08:49,426 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-10 10:08:49,427 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-10 10:08:49,427 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-10 10:08:49,427 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-10 10:08:49,427 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-10 10:08:49,428 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-10 10:08:49,428 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-10 10:08:49,428 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-10 10:08:49,428 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-10 10:08:49,429 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-10 10:08:49,429 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-10 10:08:49,430 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-10 10:08:49,430 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-10 10:08:49,430 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-10 10:08:49,430 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-10 10:08:49,432 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-10 10:08:49,433 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-10 10:08:49,433 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-10 10:08:49,433 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-10 10:08:49,433 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-10 10:08:49,434 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-10 10:08:49,434 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-10 10:08:49,434 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-10 10:08:49,434 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-10 10:08:49,434 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-10 10:08:49,435 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-09-10 10:08:49,435 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-10 10:08:49,435 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-10 10:08:49,435 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-10 10:08:49,436 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-10 10:08:49,436 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-10 10:08:49,486 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-10 10:08:49,499 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-10 10:08:49,503 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-10 10:08:49,504 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-10 10:08:49,505 INFO L276 PluginConnector]: CDTParser initialized [2018-09-10 10:08:49,506 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/n.c40_true-unreach-call_true-termination.i [2018-09-10 10:08:49,863 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06b01f078/3097e27bfeed4558b55d54bf0b93cba8/FLAGb6bb07c6b [2018-09-10 10:08:50,002 INFO L276 CDTParser]: Found 1 translation units. [2018-09-10 10:08:50,003 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/n.c40_true-unreach-call_true-termination.i [2018-09-10 10:08:50,010 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06b01f078/3097e27bfeed4558b55d54bf0b93cba8/FLAGb6bb07c6b [2018-09-10 10:08:50,027 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06b01f078/3097e27bfeed4558b55d54bf0b93cba8 [2018-09-10 10:08:50,041 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-10 10:08:50,044 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-10 10:08:50,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-10 10:08:50,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-10 10:08:50,052 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-10 10:08:50,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 10:08:50" (1/1) ... [2018-09-10 10:08:50,056 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e987693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:08:50, skipping insertion in model container [2018-09-10 10:08:50,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 10:08:50" (1/1) ... [2018-09-10 10:08:50,232 INFO L180 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-09-10 10:08:50,262 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-10 10:08:50,303 INFO L431 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-10 10:08:50,308 INFO L175 PostProcessor]: Settings: Checked method=main [2018-09-10 10:08:50,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:08:50 WrapperNode [2018-09-10 10:08:50,341 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-10 10:08:50,342 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-10 10:08:50,342 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-10 10:08:50,343 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-10 10:08:50,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:08:50" (1/1) ... [2018-09-10 10:08:50,375 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:08:50" (1/1) ... [2018-09-10 10:08:50,382 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-10 10:08:50,382 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-10 10:08:50,383 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-10 10:08:50,383 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-10 10:08:50,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:08:50" (1/1) ... [2018-09-10 10:08:50,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:08:50" (1/1) ... [2018-09-10 10:08:50,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:08:50" (1/1) ... [2018-09-10 10:08:50,405 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:08:50" (1/1) ... [2018-09-10 10:08:50,420 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:08:50" (1/1) ... [2018-09-10 10:08:50,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:08:50" (1/1) ... [2018-09-10 10:08:50,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:08:50" (1/1) ... [2018-09-10 10:08:50,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-10 10:08:50,439 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-10 10:08:50,439 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-10 10:08:50,439 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-10 10:08:50,440 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:08:50" (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 [2018-09-10 10:08:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-10 10:08:50,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-10 10:08:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-10 10:08:50,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-10 10:08:50,522 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-10 10:08:50,522 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-10 10:08:51,208 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-10 10:08:51,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 10:08:51 BoogieIcfgContainer [2018-09-10 10:08:51,209 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-10 10:08:51,211 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-10 10:08:51,211 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-10 10:08:51,214 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-10 10:08:51,214 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 10:08:50" (1/3) ... [2018-09-10 10:08:51,215 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41fa6177 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 10:08:51, skipping insertion in model container [2018-09-10 10:08:51,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 10:08:50" (2/3) ... [2018-09-10 10:08:51,216 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41fa6177 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 10:08:51, skipping insertion in model container [2018-09-10 10:08:51,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 10:08:51" (3/3) ... [2018-09-10 10:08:51,219 INFO L112 eAbstractionObserver]: Analyzing ICFG n.c40_true-unreach-call_true-termination.i [2018-09-10 10:08:51,232 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-10 10:08:51,242 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-10 10:08:51,307 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-10 10:08:51,308 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-10 10:08:51,308 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-10 10:08:51,309 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-10 10:08:51,309 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-10 10:08:51,309 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-10 10:08:51,309 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-10 10:08:51,309 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-10 10:08:51,310 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-10 10:08:51,328 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2018-09-10 10:08:51,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-10 10:08:51,338 INFO L368 BasicCegarLoop]: Found error trace [2018-09-10 10:08:51,340 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-10 10:08:51,341 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-10 10:08:51,347 INFO L82 PathProgramCache]: Analyzing trace with hash -1526440521, now seen corresponding path program 1 times [2018-09-10 10:08:51,350 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-10 10:08:51,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-10 10:08:51,406 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-10 10:08:51,407 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-10 10:08:51,407 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-10 10:08:51,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-10 10:08:51,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-10 10:08:51,657 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-10 10:08:51,658 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-10 10:08:51,658 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-10 10:08:51,664 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-10 10:08:51,680 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-10 10:08:51,681 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-10 10:08:51,684 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 2 states. [2018-09-10 10:08:51,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-10 10:08:51,711 INFO L93 Difference]: Finished difference Result 28 states and 32 transitions. [2018-09-10 10:08:51,711 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-10 10:08:51,713 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2018-09-10 10:08:51,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-10 10:08:51,724 INFO L225 Difference]: With dead ends: 28 [2018-09-10 10:08:51,725 INFO L226 Difference]: Without dead ends: 13 [2018-09-10 10:08:51,729 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 [2018-09-10 10:08:51,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2018-09-10 10:08:51,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-09-10 10:08:51,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2018-09-10 10:08:51,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2018-09-10 10:08:51,770 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 13 transitions. Word has length 11 [2018-09-10 10:08:51,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-10 10:08:51,770 INFO L480 AbstractCegarLoop]: Abstraction has 13 states and 13 transitions. [2018-09-10 10:08:51,770 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-10 10:08:51,771 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2018-09-10 10:08:51,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-09-10 10:08:51,771 INFO L368 BasicCegarLoop]: Found error trace [2018-09-10 10:08:51,772 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-10 10:08:51,772 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-10 10:08:51,772 INFO L82 PathProgramCache]: Analyzing trace with hash -309682520, now seen corresponding path program 1 times [2018-09-10 10:08:51,773 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-10 10:08:51,774 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-10 10:08:51,774 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-10 10:08:51,774 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-10 10:08:51,774 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-10 10:08:51,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-10 10:08:51,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-10 10:08:51,976 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-10 10:08:51,977 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-10 10:08:51,977 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-10 10:08:51,981 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-10 10:08:51,982 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-10 10:08:51,982 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-10 10:08:51,982 INFO L87 Difference]: Start difference. First operand 13 states and 13 transitions. Second operand 3 states. [2018-09-10 10:08:52,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-10 10:08:52,142 INFO L93 Difference]: Finished difference Result 20 states and 20 transitions. [2018-09-10 10:08:52,143 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-10 10:08:52,143 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2018-09-10 10:08:52,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-10 10:08:52,144 INFO L225 Difference]: With dead ends: 20 [2018-09-10 10:08:52,145 INFO L226 Difference]: Without dead ends: 15 [2018-09-10 10:08:52,146 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 [2018-09-10 10:08:52,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2018-09-10 10:08:52,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2018-09-10 10:08:52,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2018-09-10 10:08:52,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2018-09-10 10:08:52,152 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 12 [2018-09-10 10:08:52,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-10 10:08:52,153 INFO L480 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2018-09-10 10:08:52,153 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-10 10:08:52,153 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2018-09-10 10:08:52,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-09-10 10:08:52,154 INFO L368 BasicCegarLoop]: Found error trace [2018-09-10 10:08:52,155 INFO L376 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-10 10:08:52,155 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-10 10:08:52,156 INFO L82 PathProgramCache]: Analyzing trace with hash 228063118, now seen corresponding path program 1 times [2018-09-10 10:08:52,156 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-10 10:08:52,157 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-10 10:08:52,157 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-10 10:08:52,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-10 10:08:52,162 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-10 10:08:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-10 10:08:52,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-10 10:08:52,450 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-10 10:08:52,450 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-10 10:08:52,450 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-10 10:08:52,451 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-10 10:08:52,451 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-10 10:08:52,451 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-10 10:08:52,452 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand 4 states. [2018-09-10 10:08:52,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-10 10:08:52,480 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2018-09-10 10:08:52,482 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-10 10:08:52,482 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2018-09-10 10:08:52,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-10 10:08:52,483 INFO L225 Difference]: With dead ends: 15 [2018-09-10 10:08:52,483 INFO L226 Difference]: Without dead ends: 0 [2018-09-10 10:08:52,484 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-10 10:08:52,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-10 10:08:52,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-10 10:08:52,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-10 10:08:52,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-10 10:08:52,486 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2018-09-10 10:08:52,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-10 10:08:52,486 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-10 10:08:52,486 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-10 10:08:52,488 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-10 10:08:52,488 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-10 10:08:52,494 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-10 10:08:52,684 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-10 10:08:52,684 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-10 10:08:52,685 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-10 10:08:52,685 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-10 10:08:52,685 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_n_c___true_unreach_call_true_termination_i__i~0 0) (= 0 (select ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_n_c___true_unreach_call_true_termination_i__x~0 0))) [2018-09-10 10:08:52,685 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-10 10:08:52,685 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-10 10:08:52,685 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 8 23) no Hoare annotation was computed. [2018-09-10 10:08:52,686 INFO L426 ceAbstractionStarter]: For program point L19(lines 19 20) no Hoare annotation was computed. [2018-09-10 10:08:52,686 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2018-09-10 10:08:52,686 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 8 23) no Hoare annotation was computed. [2018-09-10 10:08:52,686 INFO L422 ceAbstractionStarter]: At program point mainENTRY(lines 8 23) the Hoare annotation is: (or (not (= (select ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_n_c___true_unreach_call_true_termination_i__x~0 0) 0)) (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_n_c___true_unreach_call_true_termination_i__i~0 0) (not (= 0 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_n_c___true_unreach_call_true_termination_i__i~0)|))) [2018-09-10 10:08:52,687 INFO L426 ceAbstractionStarter]: For program point L20(line 20) no Hoare annotation was computed. [2018-09-10 10:08:52,687 INFO L426 ceAbstractionStarter]: For program point L18(lines 18 20) no Hoare annotation was computed. [2018-09-10 10:08:52,687 INFO L426 ceAbstractionStarter]: For program point L18-1(lines 18 20) no Hoare annotation was computed. [2018-09-10 10:08:52,687 INFO L426 ceAbstractionStarter]: For program point L12-1(lines 12 15) no Hoare annotation was computed. [2018-09-10 10:08:52,687 INFO L422 ceAbstractionStarter]: At program point L12-3(lines 12 15) the Hoare annotation is: (or (not (= (select ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_n_c___true_unreach_call_true_termination_i__x~0 0) 0)) (= ~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_n_c___true_unreach_call_true_termination_i__i~0 0) (not (= 0 |old(~__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_n_c___true_unreach_call_true_termination_i__i~0)|))) [2018-09-10 10:08:52,687 INFO L426 ceAbstractionStarter]: For program point L12-4(lines 12 15) no Hoare annotation was computed. [2018-09-10 10:08:52,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 10:08:52 BoogieIcfgContainer [2018-09-10 10:08:52,701 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-10 10:08:52,702 INFO L168 Benchmark]: Toolchain (without parser) took 2660.96 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 755.0 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -694.9 MB). Peak memory consumption was 60.0 MB. Max. memory is 7.1 GB. [2018-09-10 10:08:52,705 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-10 10:08:52,705 INFO L168 Benchmark]: CACSL2BoogieTranslator took 296.44 ms. Allocated memory is still 1.5 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. [2018-09-10 10:08:52,706 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.92 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-10 10:08:52,707 INFO L168 Benchmark]: Boogie Preprocessor took 56.10 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-10 10:08:52,708 INFO L168 Benchmark]: RCFGBuilder took 770.72 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 755.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -759.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. [2018-09-10 10:08:52,709 INFO L168 Benchmark]: TraceAbstraction took 1490.74 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: 54.0 MB). Peak memory consumption was 54.0 MB. Max. memory is 7.1 GB. [2018-09-10 10:08:52,714 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 296.44 ms. Allocated memory is still 1.5 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 39.92 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 56.10 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 770.72 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 755.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -759.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1490.74 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: 54.0 MB). Peak memory consumption was 54.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 20]: 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: 12]: Loop Invariant Derived loop invariant: (!(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_n_c___true_unreach_call_true_termination_i__x[0] == 0) || __U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_n_c___true_unreach_call_true_termination_i__i == 0) || !(0 == \old(__U_MULTI_f_storage_repos_ultimate_trunk_examples_svcomp_loops_n_c___true_unreach_call_true_termination_i__i)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 18 locations, 1 error locations. SAFE Result, 1.3s OverallTime, 3 OverallIterations, 2 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 36 SDtfs, 8 SDslu, 5 SDs, 0 SdLazy, 7 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18occurred in iteration=0, 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 6 NumberOfFragments, 39 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 12 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 34 ConstructedInterpolants, 0 QuantifiedInterpolants, 894 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 2/2 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/n.c40_true-unreach-call_true-termination.i_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-10_10-08-52-729.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/n.c40_true-unreach-call_true-termination.i_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-10_10-08-52-729.csv Received shutdown request...