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/eca-rers2012/Problem02_label47_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dace188-m [2018-09-14 15:59:24,284 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-14 15:59:24,287 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-14 15:59:24,305 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-14 15:59:24,305 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-14 15:59:24,307 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-14 15:59:24,308 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-14 15:59:24,311 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-14 15:59:24,314 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-14 15:59:24,314 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-14 15:59:24,317 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-14 15:59:24,317 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-14 15:59:24,318 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-14 15:59:24,319 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-14 15:59:24,329 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-14 15:59:24,330 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-14 15:59:24,331 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-14 15:59:24,335 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-14 15:59:24,339 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-14 15:59:24,341 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-14 15:59:24,341 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-14 15:59:24,344 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-14 15:59:24,348 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-14 15:59:24,348 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-14 15:59:24,351 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-14 15:59:24,353 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-14 15:59:24,354 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-14 15:59:24,355 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-14 15:59:24,355 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-14 15:59:24,358 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-14 15:59:24,358 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-14 15:59:24,359 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-14 15:59:24,359 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-14 15:59:24,359 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-14 15:59:24,361 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-14 15:59:24,363 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-14 15:59:24,364 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 [2018-09-14 15:59:24,390 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-14 15:59:24,390 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-14 15:59:24,391 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-14 15:59:24,392 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-14 15:59:24,392 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-14 15:59:24,392 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-14 15:59:24,392 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-14 15:59:24,392 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-14 15:59:24,393 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-14 15:59:24,393 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-14 15:59:24,393 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-14 15:59:24,394 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-14 15:59:24,394 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-14 15:59:24,394 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-14 15:59:24,394 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-14 15:59:24,395 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-14 15:59:24,395 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-14 15:59:24,395 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-14 15:59:24,395 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-14 15:59:24,395 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-14 15:59:24,396 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-14 15:59:24,396 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-14 15:59:24,396 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-14 15:59:24,396 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-14 15:59:24,396 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-14 15:59:24,397 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-14 15:59:24,397 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-14 15:59:24,397 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-09-14 15:59:24,397 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-14 15:59:24,397 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-14 15:59:24,398 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-14 15:59:24,398 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-14 15:59:24,398 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-14 15:59:24,442 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-14 15:59:24,461 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-14 15:59:24,465 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-14 15:59:24,466 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-14 15:59:24,466 INFO L276 PluginConnector]: CDTParser initialized [2018-09-14 15:59:24,467 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label47_true-unreach-call_false-termination.c [2018-09-14 15:59:24,845 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1aa11643/b8557112c1234661a8f5ba279e6d320b/FLAGd893d9562 [2018-09-14 15:59:25,129 INFO L277 CDTParser]: Found 1 translation units. [2018-09-14 15:59:25,130 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label47_true-unreach-call_false-termination.c [2018-09-14 15:59:25,143 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1aa11643/b8557112c1234661a8f5ba279e6d320b/FLAGd893d9562 [2018-09-14 15:59:25,158 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1aa11643/b8557112c1234661a8f5ba279e6d320b [2018-09-14 15:59:25,170 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-14 15:59:25,173 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-14 15:59:25,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-14 15:59:25,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-14 15:59:25,181 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-14 15:59:25,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 03:59:25" (1/1) ... [2018-09-14 15:59:25,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77a0f0bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:25, skipping insertion in model container [2018-09-14 15:59:25,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 03:59:25" (1/1) ... [2018-09-14 15:59:25,199 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-14 15:59:25,754 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-14 15:59:25,777 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-14 15:59:25,872 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-14 15:59:25,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:25 WrapperNode [2018-09-14 15:59:25,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-14 15:59:25,907 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-14 15:59:25,907 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-14 15:59:25,907 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-14 15:59:25,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:25" (1/1) ... [2018-09-14 15:59:25,938 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:25" (1/1) ... [2018-09-14 15:59:26,012 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-14 15:59:26,012 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-14 15:59:26,013 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-14 15:59:26,013 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-14 15:59:26,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:25" (1/1) ... [2018-09-14 15:59:26,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:25" (1/1) ... [2018-09-14 15:59:26,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:25" (1/1) ... [2018-09-14 15:59:26,151 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:25" (1/1) ... [2018-09-14 15:59:26,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:25" (1/1) ... [2018-09-14 15:59:26,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:25" (1/1) ... [2018-09-14 15:59:26,202 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:25" (1/1) ... [2018-09-14 15:59:26,208 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-14 15:59:26,208 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-14 15:59:26,208 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-14 15:59:26,209 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-14 15:59:26,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:25" (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 [2018-09-14 15:59:26,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-14 15:59:26,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-14 15:59:26,293 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-14 15:59:26,294 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-14 15:59:26,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-14 15:59:26,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-14 15:59:26,294 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-14 15:59:26,294 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-14 15:59:29,699 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-14 15:59:29,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 03:59:29 BoogieIcfgContainer [2018-09-14 15:59:29,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-14 15:59:29,704 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-14 15:59:29,704 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-14 15:59:29,710 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-14 15:59:29,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.09 03:59:25" (1/3) ... [2018-09-14 15:59:29,712 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6eb9c9f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.09 03:59:29, skipping insertion in model container [2018-09-14 15:59:29,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:25" (2/3) ... [2018-09-14 15:59:29,712 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6eb9c9f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.09 03:59:29, skipping insertion in model container [2018-09-14 15:59:29,713 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 03:59:29" (3/3) ... [2018-09-14 15:59:29,715 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label47_true-unreach-call_false-termination.c [2018-09-14 15:59:29,727 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-14 15:59:29,741 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-14 15:59:29,812 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-14 15:59:29,813 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-14 15:59:29,813 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-14 15:59:29,814 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-14 15:59:29,814 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-14 15:59:29,814 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-14 15:59:29,814 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-14 15:59:29,815 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-14 15:59:29,815 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-14 15:59:29,856 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-09-14 15:59:29,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-09-14 15:59:29,876 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:59:29,878 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:59:29,879 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:59:29,885 INFO L82 PathProgramCache]: Analyzing trace with hash -1596642336, now seen corresponding path program 1 times [2018-09-14 15:59:29,889 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:59:29,948 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:29,948 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:29,949 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:29,949 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:59:30,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:30,548 WARN L178 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-14 15:59:30,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:30,702 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:59:30,702 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-14 15:59:30,702 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:59:30,709 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-14 15:59:30,725 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-14 15:59:30,726 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-14 15:59:30,728 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-09-14 15:59:32,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:59:32,165 INFO L93 Difference]: Finished difference Result 627 states and 1072 transitions. [2018-09-14 15:59:32,166 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-14 15:59:32,167 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 114 [2018-09-14 15:59:32,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:59:32,187 INFO L225 Difference]: With dead ends: 627 [2018-09-14 15:59:32,187 INFO L226 Difference]: Without dead ends: 388 [2018-09-14 15:59:32,194 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-14 15:59:32,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2018-09-14 15:59:32,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 383. [2018-09-14 15:59:32,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2018-09-14 15:59:32,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 619 transitions. [2018-09-14 15:59:32,271 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 619 transitions. Word has length 114 [2018-09-14 15:59:32,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:59:32,273 INFO L480 AbstractCegarLoop]: Abstraction has 383 states and 619 transitions. [2018-09-14 15:59:32,273 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-14 15:59:32,273 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 619 transitions. [2018-09-14 15:59:32,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-09-14 15:59:32,281 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:59:32,282 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:59:32,282 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:59:32,282 INFO L82 PathProgramCache]: Analyzing trace with hash -425024083, now seen corresponding path program 1 times [2018-09-14 15:59:32,283 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:59:32,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:32,284 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:32,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:32,284 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:59:32,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:32,692 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:32,692 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:59:32,693 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-14 15:59:32,693 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:59:32,695 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-14 15:59:32,695 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-14 15:59:32,695 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 15:59:32,696 INFO L87 Difference]: Start difference. First operand 383 states and 619 transitions. Second operand 5 states. [2018-09-14 15:59:34,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:59:34,783 INFO L93 Difference]: Finished difference Result 905 states and 1519 transitions. [2018-09-14 15:59:34,784 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-14 15:59:34,784 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 123 [2018-09-14 15:59:34,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:59:34,789 INFO L225 Difference]: With dead ends: 905 [2018-09-14 15:59:34,790 INFO L226 Difference]: Without dead ends: 382 [2018-09-14 15:59:34,797 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 15:59:34,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2018-09-14 15:59:34,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 382. [2018-09-14 15:59:34,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2018-09-14 15:59:34,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 613 transitions. [2018-09-14 15:59:34,824 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 613 transitions. Word has length 123 [2018-09-14 15:59:34,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:59:34,825 INFO L480 AbstractCegarLoop]: Abstraction has 382 states and 613 transitions. [2018-09-14 15:59:34,825 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-14 15:59:34,825 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 613 transitions. [2018-09-14 15:59:34,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-14 15:59:34,833 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:59:34,834 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:59:34,834 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:59:34,835 INFO L82 PathProgramCache]: Analyzing trace with hash 391088041, now seen corresponding path program 1 times [2018-09-14 15:59:34,835 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:59:34,838 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:34,838 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:34,838 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:34,838 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:59:34,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:35,119 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:35,120 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:59:35,120 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-14 15:59:35,120 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:59:35,121 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-14 15:59:35,121 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-14 15:59:35,121 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-14 15:59:35,122 INFO L87 Difference]: Start difference. First operand 382 states and 613 transitions. Second operand 6 states. [2018-09-14 15:59:37,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:59:37,922 INFO L93 Difference]: Finished difference Result 1241 states and 2101 transitions. [2018-09-14 15:59:37,923 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-09-14 15:59:37,923 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 125 [2018-09-14 15:59:37,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:59:37,937 INFO L225 Difference]: With dead ends: 1241 [2018-09-14 15:59:37,937 INFO L226 Difference]: Without dead ends: 865 [2018-09-14 15:59:37,940 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-09-14 15:59:37,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 865 states. [2018-09-14 15:59:38,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 865 to 818. [2018-09-14 15:59:38,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 818 states. [2018-09-14 15:59:38,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 818 states and 1267 transitions. [2018-09-14 15:59:38,040 INFO L78 Accepts]: Start accepts. Automaton has 818 states and 1267 transitions. Word has length 125 [2018-09-14 15:59:38,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:59:38,041 INFO L480 AbstractCegarLoop]: Abstraction has 818 states and 1267 transitions. [2018-09-14 15:59:38,041 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-14 15:59:38,041 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1267 transitions. [2018-09-14 15:59:38,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-14 15:59:38,045 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:59:38,045 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:59:38,046 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:59:38,046 INFO L82 PathProgramCache]: Analyzing trace with hash -2039626074, now seen corresponding path program 1 times [2018-09-14 15:59:38,046 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:59:38,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:38,047 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:38,048 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:38,048 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:59:38,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:38,410 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-09-14 15:59:38,499 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:38,500 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:59:38,500 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-14 15:59:38,500 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:59:38,501 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-14 15:59:38,501 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-14 15:59:38,501 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 15:59:38,501 INFO L87 Difference]: Start difference. First operand 818 states and 1267 transitions. Second operand 5 states. [2018-09-14 15:59:40,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:59:40,723 INFO L93 Difference]: Finished difference Result 1775 states and 2790 transitions. [2018-09-14 15:59:40,727 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-14 15:59:40,727 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 139 [2018-09-14 15:59:40,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:59:40,733 INFO L225 Difference]: With dead ends: 1775 [2018-09-14 15:59:40,733 INFO L226 Difference]: Without dead ends: 815 [2018-09-14 15:59:40,737 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 15:59:40,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 815 states. [2018-09-14 15:59:40,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 815 to 815. [2018-09-14 15:59:40,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 815 states. [2018-09-14 15:59:40,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 815 states and 1250 transitions. [2018-09-14 15:59:40,763 INFO L78 Accepts]: Start accepts. Automaton has 815 states and 1250 transitions. Word has length 139 [2018-09-14 15:59:40,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:59:40,763 INFO L480 AbstractCegarLoop]: Abstraction has 815 states and 1250 transitions. [2018-09-14 15:59:40,764 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-14 15:59:40,764 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1250 transitions. [2018-09-14 15:59:40,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-09-14 15:59:40,767 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:59:40,767 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:59:40,768 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:59:40,768 INFO L82 PathProgramCache]: Analyzing trace with hash -916026206, now seen corresponding path program 1 times [2018-09-14 15:59:40,768 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:59:40,769 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:40,769 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:40,769 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:40,770 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:59:40,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:41,064 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:41,065 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:59:41,065 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-14 15:59:41,065 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:59:41,065 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-14 15:59:41,066 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-14 15:59:41,066 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 15:59:41,066 INFO L87 Difference]: Start difference. First operand 815 states and 1250 transitions. Second operand 5 states. [2018-09-14 15:59:42,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:59:42,398 INFO L93 Difference]: Finished difference Result 1765 states and 2745 transitions. [2018-09-14 15:59:42,398 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-14 15:59:42,399 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 141 [2018-09-14 15:59:42,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:59:42,404 INFO L225 Difference]: With dead ends: 1765 [2018-09-14 15:59:42,404 INFO L226 Difference]: Without dead ends: 808 [2018-09-14 15:59:42,408 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 15:59:42,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 808 states. [2018-09-14 15:59:42,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 808 to 806. [2018-09-14 15:59:42,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 806 states. [2018-09-14 15:59:42,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 806 states and 1218 transitions. [2018-09-14 15:59:42,432 INFO L78 Accepts]: Start accepts. Automaton has 806 states and 1218 transitions. Word has length 141 [2018-09-14 15:59:42,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:59:42,433 INFO L480 AbstractCegarLoop]: Abstraction has 806 states and 1218 transitions. [2018-09-14 15:59:42,433 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-14 15:59:42,433 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1218 transitions. [2018-09-14 15:59:42,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-09-14 15:59:42,436 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:59:42,437 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:59:42,437 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:59:42,437 INFO L82 PathProgramCache]: Analyzing trace with hash 1064185502, now seen corresponding path program 1 times [2018-09-14 15:59:42,437 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:59:42,438 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:42,438 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:42,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:42,439 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:59:42,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:42,864 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 39 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:42,865 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:59:42,865 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 [2018-09-14 15:59:42,882 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:42,883 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:59:42,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:42,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:59:43,501 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 39 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:43,501 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:59:43,801 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 39 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:43,837 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:59:43,837 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 [2018-09-14 15:59:43,869 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:43,870 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:59:44,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:44,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:59:44,691 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 39 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:44,692 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:59:44,847 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 39 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:44,856 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-14 15:59:44,856 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 5, 5] total 15 [2018-09-14 15:59:44,856 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-14 15:59:44,857 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-14 15:59:44,857 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-14 15:59:44,858 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2018-09-14 15:59:44,858 INFO L87 Difference]: Start difference. First operand 806 states and 1218 transitions. Second operand 9 states. [2018-09-14 15:59:50,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:59:50,664 INFO L93 Difference]: Finished difference Result 4351 states and 7934 transitions. [2018-09-14 15:59:50,664 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-09-14 15:59:50,665 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 149 [2018-09-14 15:59:50,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:59:50,699 INFO L225 Difference]: With dead ends: 4351 [2018-09-14 15:59:50,700 INFO L226 Difference]: Without dead ends: 3551 [2018-09-14 15:59:50,721 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 641 GetRequests, 600 SyntacticMatches, 2 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 369 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=332, Invalid=1308, Unknown=0, NotChecked=0, Total=1640 [2018-09-14 15:59:50,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3551 states. [2018-09-14 15:59:50,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3551 to 3298. [2018-09-14 15:59:50,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3298 states. [2018-09-14 15:59:50,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3298 states to 3298 states and 4327 transitions. [2018-09-14 15:59:50,860 INFO L78 Accepts]: Start accepts. Automaton has 3298 states and 4327 transitions. Word has length 149 [2018-09-14 15:59:50,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:59:50,861 INFO L480 AbstractCegarLoop]: Abstraction has 3298 states and 4327 transitions. [2018-09-14 15:59:50,861 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-14 15:59:50,861 INFO L276 IsEmpty]: Start isEmpty. Operand 3298 states and 4327 transitions. [2018-09-14 15:59:50,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-09-14 15:59:50,870 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:59:50,870 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:59:50,871 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:59:50,871 INFO L82 PathProgramCache]: Analyzing trace with hash 1597626096, now seen corresponding path program 1 times [2018-09-14 15:59:50,871 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:59:50,872 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:50,872 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:50,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:50,873 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:59:50,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:51,020 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 59 proven. 29 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-09-14 15:59:51,020 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:59:51,021 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 [2018-09-14 15:59:51,028 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:51,028 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:59:51,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:51,102 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:59:51,153 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-09-14 15:59:51,153 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:59:51,286 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 67 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-09-14 15:59:51,316 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-09-14 15:59:51,317 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 3] total 8 [2018-09-14 15:59:51,317 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:59:51,318 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-14 15:59:51,318 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-14 15:59:51,318 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2018-09-14 15:59:51,319 INFO L87 Difference]: Start difference. First operand 3298 states and 4327 transitions. Second operand 3 states. [2018-09-14 15:59:52,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:59:52,261 INFO L93 Difference]: Finished difference Result 7989 states and 11055 transitions. [2018-09-14 15:59:52,263 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-14 15:59:52,264 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 186 [2018-09-14 15:59:52,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:59:52,289 INFO L225 Difference]: With dead ends: 7989 [2018-09-14 15:59:52,290 INFO L226 Difference]: Without dead ends: 4697 [2018-09-14 15:59:52,307 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 371 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2018-09-14 15:59:52,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4697 states. [2018-09-14 15:59:52,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4697 to 4671. [2018-09-14 15:59:52,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4671 states. [2018-09-14 15:59:52,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4671 states to 4671 states and 6108 transitions. [2018-09-14 15:59:52,452 INFO L78 Accepts]: Start accepts. Automaton has 4671 states and 6108 transitions. Word has length 186 [2018-09-14 15:59:52,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:59:52,452 INFO L480 AbstractCegarLoop]: Abstraction has 4671 states and 6108 transitions. [2018-09-14 15:59:52,453 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-14 15:59:52,453 INFO L276 IsEmpty]: Start isEmpty. Operand 4671 states and 6108 transitions. [2018-09-14 15:59:52,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-09-14 15:59:52,465 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:59:52,466 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:59:52,466 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:59:52,466 INFO L82 PathProgramCache]: Analyzing trace with hash -1398314724, now seen corresponding path program 1 times [2018-09-14 15:59:52,467 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:59:52,468 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:52,468 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:52,468 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:52,468 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:59:52,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:52,740 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 67 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:52,740 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:59:52,740 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 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-14 15:59:52,748 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:52,749 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:59:52,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:52,829 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:59:53,041 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 99 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:53,042 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:59:53,203 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-09-14 15:59:53,420 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 99 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:53,455 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:59:53,455 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 6 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 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-14 15:59:53,488 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:53,489 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:59:53,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:53,657 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:59:53,768 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 99 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:53,769 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:59:53,967 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 99 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:53,969 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-14 15:59:53,970 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5, 5, 5, 5] total 15 [2018-09-14 15:59:53,970 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-14 15:59:53,970 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-09-14 15:59:53,971 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-09-14 15:59:53,971 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2018-09-14 15:59:53,971 INFO L87 Difference]: Start difference. First operand 4671 states and 6108 transitions. Second operand 13 states. [2018-09-14 16:00:00,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 16:00:00,608 INFO L93 Difference]: Finished difference Result 12443 states and 20682 transitions. [2018-09-14 16:00:00,608 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-09-14 16:00:00,608 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 186 [2018-09-14 16:00:00,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 16:00:00,674 INFO L225 Difference]: With dead ends: 12443 [2018-09-14 16:00:00,674 INFO L226 Difference]: Without dead ends: 7778 [2018-09-14 16:00:00,718 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 818 GetRequests, 766 SyntacticMatches, 4 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 702 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=636, Invalid=1814, Unknown=0, NotChecked=0, Total=2450 [2018-09-14 16:00:00,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7778 states. [2018-09-14 16:00:01,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7778 to 6712. [2018-09-14 16:00:01,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6712 states. [2018-09-14 16:00:01,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6712 states to 6712 states and 8092 transitions. [2018-09-14 16:00:01,031 INFO L78 Accepts]: Start accepts. Automaton has 6712 states and 8092 transitions. Word has length 186 [2018-09-14 16:00:01,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 16:00:01,032 INFO L480 AbstractCegarLoop]: Abstraction has 6712 states and 8092 transitions. [2018-09-14 16:00:01,032 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-09-14 16:00:01,032 INFO L276 IsEmpty]: Start isEmpty. Operand 6712 states and 8092 transitions. [2018-09-14 16:00:01,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-09-14 16:00:01,049 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 16:00:01,049 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 16:00:01,050 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 16:00:01,050 INFO L82 PathProgramCache]: Analyzing trace with hash -551455500, now seen corresponding path program 1 times [2018-09-14 16:00:01,050 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 16:00:01,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:01,051 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:01,052 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:01,052 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 16:00:01,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:01,336 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 89 proven. 32 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-09-14 16:00:01,337 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 16:00:01,337 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-14 16:00:01,353 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:01,354 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 16:00:01,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:01,436 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 16:00:01,580 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-09-14 16:00:01,580 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 16:00:01,815 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-09-14 16:00:01,846 INFO L313 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-09-14 16:00:01,846 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 5 [2018-09-14 16:00:01,846 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 16:00:01,847 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-14 16:00:01,847 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-14 16:00:01,847 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-09-14 16:00:01,847 INFO L87 Difference]: Start difference. First operand 6712 states and 8092 transitions. Second operand 3 states. [2018-09-14 16:00:02,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 16:00:02,499 INFO L93 Difference]: Finished difference Result 12062 states and 14632 transitions. [2018-09-14 16:00:02,500 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-14 16:00:02,500 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 209 [2018-09-14 16:00:02,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 16:00:02,501 INFO L225 Difference]: With dead ends: 12062 [2018-09-14 16:00:02,501 INFO L226 Difference]: Without dead ends: 0 [2018-09-14 16:00:02,526 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 423 GetRequests, 418 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-09-14 16:00:02,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-14 16:00:02,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-14 16:00:02,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-14 16:00:02,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-14 16:00:02,529 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 209 [2018-09-14 16:00:02,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 16:00:02,529 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-14 16:00:02,529 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-14 16:00:02,529 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-14 16:00:02,529 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-14 16:00:02,534 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-14 16:00:02,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,762 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:02,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,026 WARN L178 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 180 [2018-09-14 16:00:03,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,199 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:03,365 WARN L178 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 180 [2018-09-14 16:00:03,723 WARN L178 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 19 [2018-09-14 16:00:03,936 WARN L178 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 31 [2018-09-14 16:00:05,100 WARN L178 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 148 DAG size of output: 66 [2018-09-14 16:00:05,908 WARN L178 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 54 [2018-09-14 16:00:06,512 WARN L178 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 54 [2018-09-14 16:00:06,515 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-14 16:00:06,516 INFO L422 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a11~0 |old(~a11~0)|) (= |old(~a17~0)| ~a17~0) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|)) [2018-09-14 16:00:06,516 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-14 16:00:06,516 INFO L426 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,516 INFO L426 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,516 INFO L426 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,516 INFO L426 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,516 INFO L426 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,517 INFO L426 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-09-14 16:00:06,517 INFO L426 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-09-14 16:00:06,517 INFO L426 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-09-14 16:00:06,517 INFO L426 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-09-14 16:00:06,517 INFO L426 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-09-14 16:00:06,517 INFO L426 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-09-14 16:00:06,517 INFO L426 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-09-14 16:00:06,518 INFO L426 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-09-14 16:00:06,518 INFO L426 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-09-14 16:00:06,518 INFO L426 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-09-14 16:00:06,518 INFO L426 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-09-14 16:00:06,518 INFO L426 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-09-14 16:00:06,518 INFO L426 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-09-14 16:00:06,519 INFO L426 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,519 INFO L426 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,519 INFO L426 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,519 INFO L426 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,519 INFO L426 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-09-14 16:00:06,519 INFO L426 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,520 INFO L426 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-09-14 16:00:06,520 INFO L426 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-09-14 16:00:06,520 INFO L426 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-09-14 16:00:06,520 INFO L426 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-09-14 16:00:06,520 INFO L426 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-09-14 16:00:06,520 INFO L426 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-09-14 16:00:06,520 INFO L426 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-09-14 16:00:06,521 INFO L426 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-09-14 16:00:06,521 INFO L426 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-09-14 16:00:06,521 INFO L426 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-09-14 16:00:06,521 INFO L426 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-09-14 16:00:06,521 INFO L426 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-09-14 16:00:06,521 INFO L426 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-09-14 16:00:06,521 INFO L426 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-09-14 16:00:06,521 INFO L426 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-09-14 16:00:06,521 INFO L426 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,522 INFO L426 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,522 INFO L426 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,522 INFO L426 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,522 INFO L426 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,522 INFO L426 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-09-14 16:00:06,522 INFO L426 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-09-14 16:00:06,522 INFO L426 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-09-14 16:00:06,523 INFO L426 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-09-14 16:00:06,523 INFO L426 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-09-14 16:00:06,523 INFO L426 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-09-14 16:00:06,523 INFO L426 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-09-14 16:00:06,523 INFO L426 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-09-14 16:00:06,523 INFO L426 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-09-14 16:00:06,523 INFO L426 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-09-14 16:00:06,523 INFO L426 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-09-14 16:00:06,524 INFO L426 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,524 INFO L426 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,524 INFO L426 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,524 INFO L426 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,524 INFO L426 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,524 INFO L426 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-09-14 16:00:06,525 INFO L426 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-09-14 16:00:06,525 INFO L426 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-09-14 16:00:06,525 INFO L426 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-09-14 16:00:06,525 INFO L426 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-09-14 16:00:06,525 INFO L426 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-09-14 16:00:06,525 INFO L426 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-09-14 16:00:06,525 INFO L426 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-09-14 16:00:06,525 INFO L426 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-09-14 16:00:06,525 INFO L426 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-09-14 16:00:06,525 INFO L426 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-09-14 16:00:06,526 INFO L426 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-09-14 16:00:06,526 INFO L426 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-09-14 16:00:06,526 INFO L426 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,526 INFO L426 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,526 INFO L426 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,526 INFO L426 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,526 INFO L426 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,526 INFO L426 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-09-14 16:00:06,526 INFO L426 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-09-14 16:00:06,527 INFO L426 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-09-14 16:00:06,527 INFO L426 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-09-14 16:00:06,527 INFO L426 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-09-14 16:00:06,527 INFO L426 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-09-14 16:00:06,527 INFO L426 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-09-14 16:00:06,527 INFO L426 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-09-14 16:00:06,527 INFO L426 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-09-14 16:00:06,528 INFO L426 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-09-14 16:00:06,528 INFO L426 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-09-14 16:00:06,528 INFO L426 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-09-14 16:00:06,528 INFO L426 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-09-14 16:00:06,528 INFO L426 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-09-14 16:00:06,528 INFO L426 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-09-14 16:00:06,528 INFO L426 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-09-14 16:00:06,529 INFO L426 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,529 INFO L426 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,529 INFO L426 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,529 INFO L426 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,529 INFO L426 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-09-14 16:00:06,529 INFO L426 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,529 INFO L426 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-09-14 16:00:06,529 INFO L426 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,530 INFO L426 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-09-14 16:00:06,530 INFO L426 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-09-14 16:00:06,530 INFO L426 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-09-14 16:00:06,530 INFO L426 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,530 INFO L426 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,530 INFO L426 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-09-14 16:00:06,530 INFO L426 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-09-14 16:00:06,530 INFO L426 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-09-14 16:00:06,530 INFO L426 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-09-14 16:00:06,530 INFO L426 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-09-14 16:00:06,530 INFO L426 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-09-14 16:00:06,531 INFO L426 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-09-14 16:00:06,531 INFO L426 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-09-14 16:00:06,531 INFO L426 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-09-14 16:00:06,531 INFO L426 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-09-14 16:00:06,531 INFO L426 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-09-14 16:00:06,531 INFO L426 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,531 INFO L426 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,532 INFO L426 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,532 INFO L426 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,532 INFO L426 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,532 INFO L426 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,532 INFO L426 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-09-14 16:00:06,532 INFO L426 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-09-14 16:00:06,532 INFO L426 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-09-14 16:00:06,532 INFO L426 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-09-14 16:00:06,533 INFO L426 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-09-14 16:00:06,533 INFO L426 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-09-14 16:00:06,533 INFO L426 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-09-14 16:00:06,533 INFO L426 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-09-14 16:00:06,533 INFO L426 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-09-14 16:00:06,533 INFO L426 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-09-14 16:00:06,533 INFO L426 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-09-14 16:00:06,533 INFO L426 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,534 INFO L426 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,534 INFO L426 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,534 INFO L426 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,534 INFO L426 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,534 INFO L426 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,534 INFO L426 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-09-14 16:00:06,534 INFO L426 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-09-14 16:00:06,535 INFO L426 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-09-14 16:00:06,535 INFO L426 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-09-14 16:00:06,535 INFO L426 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-09-14 16:00:06,535 INFO L426 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-09-14 16:00:06,535 INFO L426 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-09-14 16:00:06,535 INFO L426 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-09-14 16:00:06,535 INFO L426 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-09-14 16:00:06,535 INFO L426 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-09-14 16:00:06,536 INFO L426 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-09-14 16:00:06,536 INFO L426 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 493) no Hoare annotation was computed. [2018-09-14 16:00:06,536 INFO L426 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-09-14 16:00:06,536 INFO L426 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-09-14 16:00:06,536 INFO L426 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-09-14 16:00:06,536 INFO L426 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,537 INFO L426 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,537 INFO L426 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,537 INFO L422 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse10 (= ~a11~0 |old(~a11~0)|)) (.cse11 (= |old(~a17~0)| ~a17~0)) (.cse12 (= ~a19~0 |old(~a19~0)|)) (.cse13 (= ~a28~0 |old(~a28~0)|)) (.cse6 (= 1 |old(~a25~0)|)) (.cse16 (not (= 7 |old(~a28~0)|))) (.cse7 (= 8 |old(~a28~0)|))) (let ((.cse4 (= |old(~a11~0)| |old(~a19~0)|)) (.cse9 (and .cse16 (not .cse7))) (.cse1 (not (= ~a25~0 1))) (.cse17 (not .cse6)) (.cse2 (not (= 1 |old(~a19~0)|))) (.cse19 (not (= 8 |old(~a17~0)|))) (.cse15 (= 1 ~a25~0)) (.cse18 (not (= 1 |old(~a11~0)|))) (.cse14 (< 10 |old(~a28~0)|)) (.cse0 (not (= 1 ~a21~0))) (.cse3 (< |old(~a28~0)| 9)) (.cse5 (= 9 |old(~a17~0)|)) (.cse8 (and .cse10 .cse11 .cse12 .cse13))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse0 .cse7 .cse8 .cse5 .cse9) (or .cse0 .cse2 .cse8 .cse5 .cse9) (or .cse0 (< |old(~a28~0)| 11) .cse2 .cse4 .cse8 .cse5) (or .cse0 (and .cse10 .cse1 .cse11 .cse12 .cse13) .cse5 .cse9 .cse6) (or .cse14 .cse0 .cse3 .cse1 .cse5 .cse6) (or .cse0 .cse15 .cse16 .cse17 .cse2 .cse18 (not (= 7 |old(~a17~0)|))) (or .cse0 (not (= 10 |old(~a28~0)|)) .cse17 .cse2 .cse15 .cse19 .cse18) (or .cse0 .cse17 .cse2 .cse19 .cse15 (not (= 9 |old(~a28~0)|)) .cse18) (or .cse14 .cse0 .cse3 .cse5 .cse8)))) [2018-09-14 16:00:06,537 INFO L426 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,538 INFO L426 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,538 INFO L426 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,538 INFO L426 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-09-14 16:00:06,538 INFO L426 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-09-14 16:00:06,538 INFO L426 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-09-14 16:00:06,538 INFO L426 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-09-14 16:00:06,539 INFO L426 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-09-14 16:00:06,539 INFO L426 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-09-14 16:00:06,539 INFO L426 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-09-14 16:00:06,539 INFO L426 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-09-14 16:00:06,539 INFO L426 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-09-14 16:00:06,539 INFO L426 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-09-14 16:00:06,539 INFO L426 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-09-14 16:00:06,539 INFO L426 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-09-14 16:00:06,540 INFO L426 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-09-14 16:00:06,540 INFO L426 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,540 INFO L426 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,540 INFO L426 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,540 INFO L426 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,540 INFO L426 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,540 INFO L426 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,541 INFO L426 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-09-14 16:00:06,541 INFO L426 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-09-14 16:00:06,541 INFO L426 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-09-14 16:00:06,541 INFO L426 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-09-14 16:00:06,541 INFO L426 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-09-14 16:00:06,541 INFO L426 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-09-14 16:00:06,541 INFO L426 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-09-14 16:00:06,542 INFO L426 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-09-14 16:00:06,542 INFO L426 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-09-14 16:00:06,542 INFO L426 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-09-14 16:00:06,542 INFO L426 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-09-14 16:00:06,542 INFO L426 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-09-14 16:00:06,542 INFO L426 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-09-14 16:00:06,542 INFO L426 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-09-14 16:00:06,543 INFO L426 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-09-14 16:00:06,543 INFO L426 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-09-14 16:00:06,543 INFO L426 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,543 INFO L426 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,543 INFO L426 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,543 INFO L426 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,544 INFO L426 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:06,544 INFO L426 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-09-14 16:00:06,544 INFO L426 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-09-14 16:00:06,544 INFO L426 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-09-14 16:00:06,544 INFO L426 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-09-14 16:00:06,544 INFO L426 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-09-14 16:00:06,544 INFO L426 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-09-14 16:00:06,544 INFO L426 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-09-14 16:00:06,545 INFO L426 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-09-14 16:00:06,545 INFO L426 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-09-14 16:00:06,545 INFO L426 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-09-14 16:00:06,545 INFO L426 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-09-14 16:00:06,545 INFO L426 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-09-14 16:00:06,545 INFO L426 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-09-14 16:00:06,545 INFO L426 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-09-14 16:00:06,546 INFO L426 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-09-14 16:00:06,546 INFO L426 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-09-14 16:00:06,546 INFO L426 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-09-14 16:00:06,546 INFO L426 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-09-14 16:00:06,546 INFO L426 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-09-14 16:00:06,546 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-14 16:00:06,546 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a25~0 1)) (= 1 ~a19~0) (= ~a28~0 7) (not (= ~a19~0 ~a11~0)) (= ~a21~0 1) (not (= ~a17~0 9))) [2018-09-14 16:00:06,547 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-14 16:00:06,547 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-14 16:00:06,547 INFO L422 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (not (= 1 |old(~a19~0)|)) (= |old(~a11~0)| |old(~a19~0)|) (= 9 |old(~a17~0)|) (and (= ~a11~0 |old(~a11~0)|) (not (= ~a25~0 1)) (= |old(~a17~0)| ~a17~0) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|)) (not (= 7 |old(~a28~0)|)) (= 1 |old(~a25~0)|)) [2018-09-14 16:00:06,547 INFO L426 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-09-14 16:00:06,547 INFO L422 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse6 (= 8 ~a17~0)) (.cse1 (= ~a28~0 8))) (let ((.cse4 (= 1 ~a11~0)) (.cse5 (= 1 ~a25~0)) (.cse7 (= 1 ~a19~0)) (.cse0 (or .cse1 (= ~a28~0 7))) (.cse8 (<= 9 ~a28~0)) (.cse2 (or (not .cse6) (= |old(~a17~0)| ~a17~0))) (.cse3 (not (= ~a17~0 9)))) (or (not (= 1 ~a21~0)) (= 1 |old(~a25~0)|) (and .cse0 (not .cse1) .cse2 .cse3) (= |old(~a11~0)| |old(~a19~0)|) (and .cse4 .cse5 (= 9 ~a28~0) .cse6 .cse7) (= 9 |old(~a17~0)|) (and .cse7 .cse8 .cse2 (not (= ~a19~0 ~a11~0)) .cse3) (and .cse0 .cse7 .cse2 .cse3) (not (= 1 |old(~a19~0)|)) (and .cse4 .cse5 .cse6 .cse7 (= 10 ~a28~0)) (and .cse0 (not (= ~a25~0 1)) .cse2 .cse3) (not (= 7 |old(~a28~0)|)) (and (<= ~a28~0 10) .cse8 .cse2 .cse3)))) [2018-09-14 16:00:06,548 INFO L426 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-09-14 16:00:06,548 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-09-14 16:00:06,548 INFO L422 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse6 (= 8 ~a17~0)) (.cse1 (= ~a28~0 8))) (let ((.cse4 (= 1 ~a11~0)) (.cse5 (= 1 ~a25~0)) (.cse7 (= 1 ~a19~0)) (.cse0 (or .cse1 (= ~a28~0 7))) (.cse8 (<= 9 ~a28~0)) (.cse2 (or (not .cse6) (= |old(~a17~0)| ~a17~0))) (.cse3 (not (= ~a17~0 9)))) (or (not (= 1 ~a21~0)) (= 1 |old(~a25~0)|) (and .cse0 (not .cse1) .cse2 .cse3) (= |old(~a11~0)| |old(~a19~0)|) (and .cse4 .cse5 (= 9 ~a28~0) .cse6 .cse7) (= 9 |old(~a17~0)|) (and .cse7 .cse8 .cse2 (not (= ~a19~0 ~a11~0)) .cse3) (and .cse0 .cse7 .cse2 .cse3) (not (= 1 |old(~a19~0)|)) (and .cse4 .cse5 .cse6 .cse7 (= 10 ~a28~0)) (and .cse0 (not (= ~a25~0 1)) .cse2 .cse3) (not (= 7 |old(~a28~0)|)) (and (<= ~a28~0 10) .cse8 .cse2 .cse3)))) [2018-09-14 16:00:06,548 INFO L426 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-09-14 16:00:06,548 INFO L426 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-09-14 16:00:06,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.09 04:00:06 BoogieIcfgContainer [2018-09-14 16:00:06,568 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-14 16:00:06,569 INFO L168 Benchmark]: Toolchain (without parser) took 41398.58 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -184.7 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2018-09-14 16:00:06,570 INFO L168 Benchmark]: CDTParser took 0.19 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. [2018-09-14 16:00:06,571 INFO L168 Benchmark]: CACSL2BoogieTranslator took 732.43 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-09-14 16:00:06,572 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.15 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. [2018-09-14 16:00:06,572 INFO L168 Benchmark]: Boogie Preprocessor took 195.53 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 749.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -816.1 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2018-09-14 16:00:06,573 INFO L168 Benchmark]: RCFGBuilder took 3492.44 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: 121.3 MB). Peak memory consumption was 121.3 MB. Max. memory is 7.1 GB. [2018-09-14 16:00:06,574 INFO L168 Benchmark]: TraceAbstraction took 36864.16 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 443.5 MB). Free memory was 2.1 GB in the beginning and 1.6 GB in the end (delta: 478.4 MB). Peak memory consumption was 922.0 MB. Max. memory is 7.1 GB. [2018-09-14 16:00:06,579 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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. * CACSL2BoogieTranslator took 732.43 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 105.15 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 195.53 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 749.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -816.1 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3492.44 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: 121.3 MB). Peak memory consumption was 121.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 36864.16 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 443.5 MB). Free memory was 2.1 GB in the beginning and 1.6 GB in the end (delta: 478.4 MB). Peak memory consumption was 922.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 493]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((((((!(1 == a21) || 1 == \old(a25)) || ((((a28 == 8 || a28 == 7) && !(a28 == 8)) && (!(8 == a17) || \old(a17) == a17)) && !(a17 == 9))) || \old(a11) == \old(a19)) || ((((1 == a11 && 1 == a25) && 9 == a28) && 8 == a17) && 1 == a19)) || 9 == \old(a17)) || ((((1 == a19 && 9 <= a28) && (!(8 == a17) || \old(a17) == a17)) && !(a19 == a11)) && !(a17 == 9))) || ((((a28 == 8 || a28 == 7) && 1 == a19) && (!(8 == a17) || \old(a17) == a17)) && !(a17 == 9))) || !(1 == \old(a19))) || ((((1 == a11 && 1 == a25) && 8 == a17) && 1 == a19) && 10 == a28)) || ((((a28 == 8 || a28 == 7) && !(a25 == 1)) && (!(8 == a17) || \old(a17) == a17)) && !(a17 == 9))) || !(7 == \old(a28))) || (((a28 <= 10 && 9 <= a28) && (!(8 == a17) || \old(a17) == a17)) && !(a17 == 9)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 36.7s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 24.2s AutomataDifference, 0.0s DeadEndRemovalTime, 3.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 1213 SDtfs, 7271 SDslu, 1528 SDs, 0 SdLazy, 11512 SolverSat, 2862 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2298 GetRequests, 2173 SyntacticMatches, 12 SemanticMatches, 113 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1080 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6712occurred in iteration=8, 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: 0.8s AutomataMinimizationTime, 9 MinimizatonAttempts, 1399 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 132 PreInvPairs, 200 NumberOfFragments, 708 HoareAnnotationTreeSize, 132 FomulaSimplifications, 53248 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 7 FomulaSimplificationsInter, 10580 FormulaSimplificationTreeSizeReductionInter, 3.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 5.6s InterpolantComputationTime, 2437 NumberOfCodeBlocks, 2437 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 3481 ConstructedInterpolants, 0 QuantifiedInterpolants, 1719164 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2622 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 21 InterpolantComputations, 8 PerfectInterpolantSequences, 1384/1499 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/Problem02_label47_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-14_16-00-06-604.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem02_label47_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-14_16-00-06-604.csv Received shutdown request...