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_label40_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dace188-m [2018-09-14 15:59:19,268 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-14 15:59:19,271 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-14 15:59:19,288 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-14 15:59:19,289 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-14 15:59:19,290 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-14 15:59:19,294 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-14 15:59:19,297 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-14 15:59:19,299 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-14 15:59:19,300 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-14 15:59:19,310 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-14 15:59:19,310 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-14 15:59:19,311 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-14 15:59:19,315 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-14 15:59:19,319 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-14 15:59:19,320 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-14 15:59:19,321 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-14 15:59:19,326 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-14 15:59:19,331 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-14 15:59:19,334 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-14 15:59:19,335 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-14 15:59:19,337 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-14 15:59:19,340 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-14 15:59:19,357 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 15:59:19,386 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-14 15:59:19,386 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-14 15:59:19,388 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-14 15:59:19,388 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-14 15:59:19,388 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-14 15:59:19,388 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-14 15:59:19,389 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-14 15:59:19,389 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-14 15:59:19,389 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-14 15:59:19,389 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-14 15:59:19,389 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-14 15:59:19,390 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-14 15:59:19,390 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-14 15:59:19,391 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-14 15:59:19,391 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-14 15:59:19,391 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-14 15:59:19,391 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-14 15:59:19,392 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-14 15:59:19,393 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-14 15:59:19,393 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-14 15:59:19,393 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-14 15:59:19,393 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-14 15:59:19,394 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-14 15:59:19,394 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-14 15:59:19,394 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-14 15:59:19,394 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-14 15:59:19,395 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-14 15:59:19,395 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-09-14 15:59:19,395 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-14 15:59:19,395 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-14 15:59:19,395 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-14 15:59:19,396 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-14 15:59:19,396 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-14 15:59:19,468 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-14 15:59:19,486 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-14 15:59:19,492 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-14 15:59:19,494 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-14 15:59:19,494 INFO L276 PluginConnector]: CDTParser initialized [2018-09-14 15:59:19,495 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label40_true-unreach-call_false-termination.c [2018-09-14 15:59:19,853 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09698c00b/3d256827cdee4625a8e9e491c787147c/FLAG08f1b9813 [2018-09-14 15:59:20,158 INFO L277 CDTParser]: Found 1 translation units. [2018-09-14 15:59:20,160 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label40_true-unreach-call_false-termination.c [2018-09-14 15:59:20,172 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09698c00b/3d256827cdee4625a8e9e491c787147c/FLAG08f1b9813 [2018-09-14 15:59:20,189 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09698c00b/3d256827cdee4625a8e9e491c787147c [2018-09-14 15:59:20,202 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-14 15:59:20,206 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-14 15:59:20,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-14 15:59:20,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-14 15:59:20,215 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-14 15:59:20,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 03:59:20" (1/1) ... [2018-09-14 15:59:20,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cedc78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:20, skipping insertion in model container [2018-09-14 15:59:20,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 03:59:20" (1/1) ... [2018-09-14 15:59:20,236 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-14 15:59:20,710 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-14 15:59:20,729 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-14 15:59:20,847 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-14 15:59:20,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:20 WrapperNode [2018-09-14 15:59:20,889 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-14 15:59:20,891 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-14 15:59:20,891 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-14 15:59:20,891 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-14 15:59:20,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:20" (1/1) ... [2018-09-14 15:59:20,936 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:20" (1/1) ... [2018-09-14 15:59:21,010 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-14 15:59:21,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-14 15:59:21,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-14 15:59:21,011 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-14 15:59:21,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:20" (1/1) ... [2018-09-14 15:59:21,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:20" (1/1) ... [2018-09-14 15:59:21,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:20" (1/1) ... [2018-09-14 15:59:21,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:20" (1/1) ... [2018-09-14 15:59:21,197 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:20" (1/1) ... [2018-09-14 15:59:21,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:20" (1/1) ... [2018-09-14 15:59:21,222 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:20" (1/1) ... [2018-09-14 15:59:21,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-14 15:59:21,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-14 15:59:21,231 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-14 15:59:21,231 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-14 15:59:21,232 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-14 15:59:21,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-14 15:59:21,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-14 15:59:21,317 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-14 15:59:21,317 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-14 15:59:21,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-14 15:59:21,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-14 15:59:21,317 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-14 15:59:21,318 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-14 15:59:24,600 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-14 15:59:24,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 03:59:24 BoogieIcfgContainer [2018-09-14 15:59:24,601 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-14 15:59:24,606 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-14 15:59:24,606 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-14 15:59:24,615 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-14 15:59:24,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.09 03:59:20" (1/3) ... [2018-09-14 15:59:24,616 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e79933f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.09 03:59:24, skipping insertion in model container [2018-09-14 15:59:24,616 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:20" (2/3) ... [2018-09-14 15:59:24,617 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e79933f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.09 03:59:24, skipping insertion in model container [2018-09-14 15:59:24,617 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 03:59:24" (3/3) ... [2018-09-14 15:59:24,619 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label40_true-unreach-call_false-termination.c [2018-09-14 15:59:24,630 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-14 15:59:24,641 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-14 15:59:24,707 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-14 15:59:24,708 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-14 15:59:24,709 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-14 15:59:24,709 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-14 15:59:24,709 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-14 15:59:24,709 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-14 15:59:24,709 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-14 15:59:24,710 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-14 15:59:24,710 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-14 15:59:24,738 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-09-14 15:59:24,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-09-14 15:59:24,751 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:59:24,752 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] [2018-09-14 15:59:24,754 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:59:24,758 INFO L82 PathProgramCache]: Analyzing trace with hash 1390549688, now seen corresponding path program 1 times [2018-09-14 15:59:24,761 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:59:24,812 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:24,812 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:24,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:24,814 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:59:24,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:25,440 WARN L178 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 4 [2018-09-14 15:59:25,639 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 15:59:25,641 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:59:25,642 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-14 15:59:25,642 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:59:25,649 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-14 15:59:25,668 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-14 15:59:25,669 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-14 15:59:25,672 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 4 states. [2018-09-14 15:59:28,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:59:28,048 INFO L93 Difference]: Finished difference Result 788 states and 1373 transitions. [2018-09-14 15:59:28,050 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-14 15:59:28,051 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 96 [2018-09-14 15:59:28,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:59:28,074 INFO L225 Difference]: With dead ends: 788 [2018-09-14 15:59:28,074 INFO L226 Difference]: Without dead ends: 545 [2018-09-14 15:59:28,082 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-14 15:59:28,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states. [2018-09-14 15:59:28,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 383. [2018-09-14 15:59:28,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2018-09-14 15:59:28,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 631 transitions. [2018-09-14 15:59:28,175 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 631 transitions. Word has length 96 [2018-09-14 15:59:28,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:59:28,176 INFO L480 AbstractCegarLoop]: Abstraction has 383 states and 631 transitions. [2018-09-14 15:59:28,177 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-14 15:59:28,177 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 631 transitions. [2018-09-14 15:59:28,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-14 15:59:28,185 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:59:28,186 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] [2018-09-14 15:59:28,186 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:59:28,186 INFO L82 PathProgramCache]: Analyzing trace with hash -1279566395, now seen corresponding path program 1 times [2018-09-14 15:59:28,187 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:59:28,188 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:28,188 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:28,188 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:28,188 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:59:28,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:28,466 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 15:59:28,466 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:59:28,467 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-14 15:59:28,467 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:59:28,471 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-14 15:59:28,477 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-14 15:59:28,478 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-14 15:59:28,478 INFO L87 Difference]: Start difference. First operand 383 states and 631 transitions. Second operand 4 states. [2018-09-14 15:59:30,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:59:30,485 INFO L93 Difference]: Finished difference Result 1346 states and 2358 transitions. [2018-09-14 15:59:30,489 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-14 15:59:30,489 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 105 [2018-09-14 15:59:30,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:59:30,498 INFO L225 Difference]: With dead ends: 1346 [2018-09-14 15:59:30,499 INFO L226 Difference]: Without dead ends: 969 [2018-09-14 15:59:30,503 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-14 15:59:30,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 969 states. [2018-09-14 15:59:30,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 969 to 965. [2018-09-14 15:59:30,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 965 states. [2018-09-14 15:59:30,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 965 states and 1511 transitions. [2018-09-14 15:59:30,577 INFO L78 Accepts]: Start accepts. Automaton has 965 states and 1511 transitions. Word has length 105 [2018-09-14 15:59:30,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:59:30,578 INFO L480 AbstractCegarLoop]: Abstraction has 965 states and 1511 transitions. [2018-09-14 15:59:30,579 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-14 15:59:30,579 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1511 transitions. [2018-09-14 15:59:30,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-09-14 15:59:30,585 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:59:30,585 INFO L376 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:59:30,586 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:59:30,586 INFO L82 PathProgramCache]: Analyzing trace with hash 366365076, now seen corresponding path program 1 times [2018-09-14 15:59:30,586 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:59:30,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:30,587 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:30,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:30,588 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:59:30,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:30,754 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-09-14 15:59:30,755 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:59:30,755 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 15:59:30,766 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:30,766 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:59:30,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:30,889 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:59:31,186 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:31,186 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:59:31,510 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:31,532 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:59:31,532 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 15:59:31,551 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:31,551 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:59:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:31,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:59:31,790 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-09-14 15:59:31,790 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:59:31,882 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-09-14 15:59:31,887 INFO L313 seRefinementStrategy]: Constructing automaton from 2 perfect and 3 imperfect interpolant sequences. [2018-09-14 15:59:31,887 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [5, 5, 5] total 13 [2018-09-14 15:59:31,887 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:59:31,888 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-14 15:59:31,888 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-14 15:59:31,888 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2018-09-14 15:59:31,889 INFO L87 Difference]: Start difference. First operand 965 states and 1511 transitions. Second operand 5 states. [2018-09-14 15:59:34,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:59:34,796 INFO L93 Difference]: Finished difference Result 2843 states and 4650 transitions. [2018-09-14 15:59:34,796 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-09-14 15:59:34,797 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 116 [2018-09-14 15:59:34,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:59:34,813 INFO L225 Difference]: With dead ends: 2843 [2018-09-14 15:59:34,813 INFO L226 Difference]: Without dead ends: 1884 [2018-09-14 15:59:34,822 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 471 GetRequests, 454 SyntacticMatches, 5 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2018-09-14 15:59:34,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1884 states. [2018-09-14 15:59:34,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1884 to 1854. [2018-09-14 15:59:34,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1854 states. [2018-09-14 15:59:34,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1854 states and 2821 transitions. [2018-09-14 15:59:34,891 INFO L78 Accepts]: Start accepts. Automaton has 1854 states and 2821 transitions. Word has length 116 [2018-09-14 15:59:34,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:59:34,891 INFO L480 AbstractCegarLoop]: Abstraction has 1854 states and 2821 transitions. [2018-09-14 15:59:34,891 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-14 15:59:34,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 2821 transitions. [2018-09-14 15:59:34,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-09-14 15:59:34,897 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:59:34,897 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] [2018-09-14 15:59:34,897 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:59:34,898 INFO L82 PathProgramCache]: Analyzing trace with hash 287803386, now seen corresponding path program 1 times [2018-09-14 15:59:34,898 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:59:34,899 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:34,899 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:34,899 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:34,899 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:59:34,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:35,167 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 15:59:35,167 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:59:35,168 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-14 15:59:35,168 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:59:35,169 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-14 15:59:35,169 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-14 15:59:35,169 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 15:59:35,169 INFO L87 Difference]: Start difference. First operand 1854 states and 2821 transitions. Second operand 5 states. [2018-09-14 15:59:36,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:59:36,226 INFO L93 Difference]: Finished difference Result 3847 states and 5952 transitions. [2018-09-14 15:59:36,227 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-14 15:59:36,227 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 123 [2018-09-14 15:59:36,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:59:36,239 INFO L225 Difference]: With dead ends: 3847 [2018-09-14 15:59:36,240 INFO L226 Difference]: Without dead ends: 1851 [2018-09-14 15:59:36,249 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 15:59:36,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1851 states. [2018-09-14 15:59:36,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1851 to 1851. [2018-09-14 15:59:36,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1851 states. [2018-09-14 15:59:36,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 1851 states and 2770 transitions. [2018-09-14 15:59:36,305 INFO L78 Accepts]: Start accepts. Automaton has 1851 states and 2770 transitions. Word has length 123 [2018-09-14 15:59:36,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:59:36,306 INFO L480 AbstractCegarLoop]: Abstraction has 1851 states and 2770 transitions. [2018-09-14 15:59:36,306 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-14 15:59:36,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 2770 transitions. [2018-09-14 15:59:36,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-09-14 15:59:36,312 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:59:36,312 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:59:36,312 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:59:36,312 INFO L82 PathProgramCache]: Analyzing trace with hash -286333061, now seen corresponding path program 1 times [2018-09-14 15:59:36,313 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:59:36,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:36,313 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:36,314 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:36,314 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:59:36,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:36,576 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-14 15:59:36,988 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:36,989 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:59:36,989 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-14 15:59:36,989 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:59:36,990 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-14 15:59:36,990 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-14 15:59:36,990 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-14 15:59:36,991 INFO L87 Difference]: Start difference. First operand 1851 states and 2770 transitions. Second operand 6 states. [2018-09-14 15:59:38,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:59:38,290 INFO L93 Difference]: Finished difference Result 5828 states and 9031 transitions. [2018-09-14 15:59:38,290 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-14 15:59:38,290 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 151 [2018-09-14 15:59:38,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:59:38,317 INFO L225 Difference]: With dead ends: 5828 [2018-09-14 15:59:38,317 INFO L226 Difference]: Without dead ends: 3983 [2018-09-14 15:59:38,335 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-09-14 15:59:38,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3983 states. [2018-09-14 15:59:38,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3983 to 3955. [2018-09-14 15:59:38,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3955 states. [2018-09-14 15:59:38,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3955 states to 3955 states and 5692 transitions. [2018-09-14 15:59:38,464 INFO L78 Accepts]: Start accepts. Automaton has 3955 states and 5692 transitions. Word has length 151 [2018-09-14 15:59:38,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:59:38,464 INFO L480 AbstractCegarLoop]: Abstraction has 3955 states and 5692 transitions. [2018-09-14 15:59:38,464 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-14 15:59:38,465 INFO L276 IsEmpty]: Start isEmpty. Operand 3955 states and 5692 transitions. [2018-09-14 15:59:38,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-09-14 15:59:38,475 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:59:38,475 INFO L376 BasicCegarLoop]: trace histogram [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, 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] [2018-09-14 15:59:38,476 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:59:38,476 INFO L82 PathProgramCache]: Analyzing trace with hash -1053172094, now seen corresponding path program 1 times [2018-09-14 15:59:38,476 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:59:38,477 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:38,477 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:38,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:38,478 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:59:38,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:38,699 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 73 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:38,699 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:59:38,699 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 15:59:38,707 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:38,707 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:59:38,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:38,797 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:59:38,901 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 73 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:38,901 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:59:39,011 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 73 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:39,032 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:59:39,032 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-14 15:59:39,053 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:39,053 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:59:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:39,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:59:39,371 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 62 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:39,371 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:59:39,765 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 73 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:39,767 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-14 15:59:39,768 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 7, 8] total 12 [2018-09-14 15:59:39,768 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-14 15:59:39,769 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-14 15:59:39,769 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-14 15:59:39,769 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-09-14 15:59:39,769 INFO L87 Difference]: Start difference. First operand 3955 states and 5692 transitions. Second operand 6 states. [2018-09-14 15:59:41,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:59:41,553 INFO L93 Difference]: Finished difference Result 9563 states and 14120 transitions. [2018-09-14 15:59:41,555 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-14 15:59:41,555 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 165 [2018-09-14 15:59:41,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:59:41,582 INFO L225 Difference]: With dead ends: 9563 [2018-09-14 15:59:41,582 INFO L226 Difference]: Without dead ends: 5614 [2018-09-14 15:59:41,606 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 668 GetRequests, 650 SyntacticMatches, 5 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2018-09-14 15:59:41,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5614 states. [2018-09-14 15:59:41,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5614 to 5526. [2018-09-14 15:59:41,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5526 states. [2018-09-14 15:59:41,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5526 states to 5526 states and 7173 transitions. [2018-09-14 15:59:41,765 INFO L78 Accepts]: Start accepts. Automaton has 5526 states and 7173 transitions. Word has length 165 [2018-09-14 15:59:41,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:59:41,765 INFO L480 AbstractCegarLoop]: Abstraction has 5526 states and 7173 transitions. [2018-09-14 15:59:41,765 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-14 15:59:41,765 INFO L276 IsEmpty]: Start isEmpty. Operand 5526 states and 7173 transitions. [2018-09-14 15:59:41,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-09-14 15:59:41,783 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:59:41,784 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:59:41,784 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:59:41,784 INFO L82 PathProgramCache]: Analyzing trace with hash -371859738, now seen corresponding path program 1 times [2018-09-14 15:59:41,784 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:59:41,785 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:41,785 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:41,785 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:41,786 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:59:41,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:42,276 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 101 proven. 54 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-09-14 15:59:42,276 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:59:42,276 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-14 15:59:42,284 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:42,284 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:59:42,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:42,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:59:42,439 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 107 proven. 2 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-09-14 15:59:42,440 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:59:42,645 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 112 proven. 36 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-09-14 15:59:42,666 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:59:42,667 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 7 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 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-14 15:59:42,683 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:42,683 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:59:42,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:42,860 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:59:42,899 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 107 proven. 2 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-09-14 15:59:42,899 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:59:43,080 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 112 proven. 36 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-09-14 15:59:43,082 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-14 15:59:43,082 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5, 5, 5, 5] total 16 [2018-09-14 15:59:43,083 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-14 15:59:43,083 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-09-14 15:59:43,083 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-09-14 15:59:43,083 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2018-09-14 15:59:43,084 INFO L87 Difference]: Start difference. First operand 5526 states and 7173 transitions. Second operand 13 states. [2018-09-14 15:59:47,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:59:47,946 INFO L93 Difference]: Finished difference Result 12789 states and 19744 transitions. [2018-09-14 15:59:47,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-09-14 15:59:47,947 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 202 [2018-09-14 15:59:47,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:59:48,004 INFO L225 Difference]: With dead ends: 12789 [2018-09-14 15:59:48,004 INFO L226 Difference]: Without dead ends: 7269 [2018-09-14 15:59:48,035 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 876 GetRequests, 829 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 597 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=563, Invalid=1599, Unknown=0, NotChecked=0, Total=2162 [2018-09-14 15:59:48,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7269 states. [2018-09-14 15:59:48,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7269 to 6449. [2018-09-14 15:59:48,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6449 states. [2018-09-14 15:59:48,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6449 states to 6449 states and 7933 transitions. [2018-09-14 15:59:48,278 INFO L78 Accepts]: Start accepts. Automaton has 6449 states and 7933 transitions. Word has length 202 [2018-09-14 15:59:48,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:59:48,278 INFO L480 AbstractCegarLoop]: Abstraction has 6449 states and 7933 transitions. [2018-09-14 15:59:48,278 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-09-14 15:59:48,278 INFO L276 IsEmpty]: Start isEmpty. Operand 6449 states and 7933 transitions. [2018-09-14 15:59:48,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-09-14 15:59:48,295 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:59:48,296 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:59:48,296 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:59:48,296 INFO L82 PathProgramCache]: Analyzing trace with hash 1748201044, now seen corresponding path program 1 times [2018-09-14 15:59:48,296 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:59:48,297 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:48,297 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:48,297 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:48,298 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:59:48,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:48,522 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-14 15:59:48,564 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 126 proven. 48 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-09-14 15:59:48,565 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:59:48,565 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-14 15:59:48,574 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:48,574 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:59:48,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:48,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:59:48,779 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2018-09-14 15:59:48,779 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:59:48,967 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 126 proven. 48 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-09-14 15:59:48,990 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-09-14 15:59:48,990 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 5] total 11 [2018-09-14 15:59:48,990 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:59:48,991 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-14 15:59:48,991 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-14 15:59:48,991 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-09-14 15:59:48,991 INFO L87 Difference]: Start difference. First operand 6449 states and 7933 transitions. Second operand 5 states. [2018-09-14 15:59:49,440 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 7 [2018-09-14 15:59:50,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:59:50,472 INFO L93 Difference]: Finished difference Result 12818 states and 15759 transitions. [2018-09-14 15:59:50,473 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-14 15:59:50,473 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 235 [2018-09-14 15:59:50,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:59:50,494 INFO L225 Difference]: With dead ends: 12818 [2018-09-14 15:59:50,494 INFO L226 Difference]: Without dead ends: 6520 [2018-09-14 15:59:50,505 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 479 GetRequests, 465 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2018-09-14 15:59:50,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6520 states. [2018-09-14 15:59:50,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6520 to 6459. [2018-09-14 15:59:50,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6459 states. [2018-09-14 15:59:50,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6459 states to 6459 states and 7680 transitions. [2018-09-14 15:59:50,643 INFO L78 Accepts]: Start accepts. Automaton has 6459 states and 7680 transitions. Word has length 235 [2018-09-14 15:59:50,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:59:50,643 INFO L480 AbstractCegarLoop]: Abstraction has 6459 states and 7680 transitions. [2018-09-14 15:59:50,643 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-14 15:59:50,643 INFO L276 IsEmpty]: Start isEmpty. Operand 6459 states and 7680 transitions. [2018-09-14 15:59:50,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-09-14 15:59:50,660 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:59:50,661 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2018-09-14 15:59:50,661 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:59:50,661 INFO L82 PathProgramCache]: Analyzing trace with hash 423656167, now seen corresponding path program 1 times [2018-09-14 15:59:50,661 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:59:50,662 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:50,662 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:50,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:50,663 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:59:50,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:51,495 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 232 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:51,495 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:59:51,496 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-14 15:59:51,503 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:51,503 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:59:51,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:51,595 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:59:52,689 WARN L178 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 11 [2018-09-14 15:59:52,733 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 230 proven. 2 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-09-14 15:59:52,733 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:59:52,888 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 230 proven. 2 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-09-14 15:59:52,911 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:59:52,911 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 10 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 10 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-14 15:59:52,930 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:52,930 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:59:53,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:53,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:59:53,254 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 88 proven. 143 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-09-14 15:59:53,254 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:59:53,344 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-09-14 15:59:53,346 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 4 imperfect interpolant sequences. [2018-09-14 15:59:53,347 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [16, 6, 6, 4] total 23 [2018-09-14 15:59:53,347 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:59:53,347 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-14 15:59:53,348 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-14 15:59:53,348 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=430, Unknown=0, NotChecked=0, Total=506 [2018-09-14 15:59:53,348 INFO L87 Difference]: Start difference. First operand 6459 states and 7680 transitions. Second operand 3 states. [2018-09-14 15:59:53,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:59:53,912 INFO L93 Difference]: Finished difference Result 12578 states and 14973 transitions. [2018-09-14 15:59:53,912 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-14 15:59:53,913 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 246 [2018-09-14 15:59:53,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:59:53,913 INFO L225 Difference]: With dead ends: 12578 [2018-09-14 15:59:53,913 INFO L226 Difference]: Without dead ends: 0 [2018-09-14 15:59:53,930 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 998 GetRequests, 974 SyntacticMatches, 3 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=76, Invalid=430, Unknown=0, NotChecked=0, Total=506 [2018-09-14 15:59:53,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-14 15:59:53,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-14 15:59:53,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-14 15:59:53,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-14 15:59:53,931 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 246 [2018-09-14 15:59:53,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:59:53,932 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-14 15:59:53,932 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-14 15:59:53,932 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-14 15:59:53,932 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-14 15:59:53,937 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-14 15:59:54,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,574 WARN L178 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 183 [2018-09-14 15:59:54,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,655 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,977 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:54,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:55,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:55,007 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:55,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:55,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:55,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:55,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:55,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:55,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:55,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:55,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:55,060 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 15:59:55,061 WARN L178 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 183 [2018-09-14 15:59:55,446 WARN L178 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 18 [2018-09-14 15:59:56,221 WARN L178 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 32 [2018-09-14 15:59:58,280 WARN L178 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 147 DAG size of output: 65 [2018-09-14 15:59:59,045 WARN L178 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 50 [2018-09-14 15:59:59,707 WARN L178 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 50 [2018-09-14 15:59:59,710 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-14 15:59:59,711 INFO L422 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|)) [2018-09-14 15:59:59,711 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-14 15:59:59,711 INFO L426 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,711 INFO L426 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,711 INFO L426 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,711 INFO L426 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,711 INFO L426 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,711 INFO L426 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-09-14 15:59:59,711 INFO L426 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-09-14 15:59:59,711 INFO L426 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-09-14 15:59:59,712 INFO L426 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-09-14 15:59:59,712 INFO L426 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-09-14 15:59:59,712 INFO L426 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-09-14 15:59:59,712 INFO L426 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-09-14 15:59:59,712 INFO L426 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-09-14 15:59:59,712 INFO L426 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-09-14 15:59:59,712 INFO L426 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-09-14 15:59:59,712 INFO L426 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-09-14 15:59:59,713 INFO L426 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-09-14 15:59:59,713 INFO L426 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-09-14 15:59:59,713 INFO L426 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,713 INFO L426 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,713 INFO L426 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,713 INFO L426 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,713 INFO L426 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-09-14 15:59:59,713 INFO L426 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,713 INFO L426 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-09-14 15:59:59,713 INFO L426 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-09-14 15:59:59,713 INFO L426 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-09-14 15:59:59,713 INFO L426 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-09-14 15:59:59,714 INFO L426 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-09-14 15:59:59,714 INFO L426 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-09-14 15:59:59,714 INFO L426 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-09-14 15:59:59,714 INFO L426 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-09-14 15:59:59,714 INFO L426 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-09-14 15:59:59,714 INFO L426 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-09-14 15:59:59,714 INFO L426 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-09-14 15:59:59,714 INFO L426 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-09-14 15:59:59,714 INFO L426 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-09-14 15:59:59,715 INFO L426 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-09-14 15:59:59,715 INFO L426 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-09-14 15:59:59,715 INFO L426 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,715 INFO L426 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,715 INFO L426 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,715 INFO L426 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,715 INFO L426 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,715 INFO L426 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-09-14 15:59:59,716 INFO L426 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-09-14 15:59:59,716 INFO L426 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-09-14 15:59:59,716 INFO L426 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-09-14 15:59:59,716 INFO L426 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-09-14 15:59:59,716 INFO L426 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-09-14 15:59:59,716 INFO L426 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-09-14 15:59:59,716 INFO L426 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-09-14 15:59:59,716 INFO L426 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-09-14 15:59:59,717 INFO L426 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-09-14 15:59:59,717 INFO L426 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-09-14 15:59:59,717 INFO L426 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,717 INFO L426 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,717 INFO L426 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,717 INFO L426 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,717 INFO L426 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,717 INFO L426 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-09-14 15:59:59,717 INFO L426 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-09-14 15:59:59,718 INFO L426 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-09-14 15:59:59,718 INFO L426 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-09-14 15:59:59,718 INFO L426 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-09-14 15:59:59,718 INFO L426 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-09-14 15:59:59,718 INFO L426 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-09-14 15:59:59,718 INFO L426 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-09-14 15:59:59,718 INFO L426 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-09-14 15:59:59,718 INFO L426 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-09-14 15:59:59,719 INFO L426 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-09-14 15:59:59,719 INFO L426 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-09-14 15:59:59,719 INFO L426 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-09-14 15:59:59,719 INFO L426 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,719 INFO L426 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,719 INFO L426 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,719 INFO L426 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,719 INFO L426 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,720 INFO L426 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-09-14 15:59:59,720 INFO L426 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-09-14 15:59:59,720 INFO L426 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-09-14 15:59:59,720 INFO L426 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-09-14 15:59:59,720 INFO L426 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-09-14 15:59:59,720 INFO L426 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-09-14 15:59:59,720 INFO L426 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-09-14 15:59:59,720 INFO L426 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-09-14 15:59:59,720 INFO L426 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-09-14 15:59:59,721 INFO L426 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-09-14 15:59:59,721 INFO L426 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-09-14 15:59:59,721 INFO L426 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-09-14 15:59:59,721 INFO L426 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-09-14 15:59:59,721 INFO L426 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-09-14 15:59:59,721 INFO L426 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-09-14 15:59:59,721 INFO L426 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-09-14 15:59:59,721 INFO L426 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,721 INFO L426 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,722 INFO L426 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,722 INFO L426 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,722 INFO L426 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-09-14 15:59:59,722 INFO L426 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,722 INFO L426 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-09-14 15:59:59,722 INFO L426 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,722 INFO L426 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-09-14 15:59:59,722 INFO L426 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-09-14 15:59:59,722 INFO L426 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-09-14 15:59:59,723 INFO L426 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,723 INFO L426 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,723 INFO L426 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-09-14 15:59:59,723 INFO L426 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-09-14 15:59:59,723 INFO L426 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-09-14 15:59:59,723 INFO L426 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-09-14 15:59:59,723 INFO L426 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-09-14 15:59:59,723 INFO L426 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-09-14 15:59:59,723 INFO L426 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-09-14 15:59:59,724 INFO L426 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-09-14 15:59:59,724 INFO L426 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-09-14 15:59:59,724 INFO L426 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-09-14 15:59:59,724 INFO L426 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-09-14 15:59:59,724 INFO L426 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,724 INFO L426 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,724 INFO L426 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,724 INFO L426 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,724 INFO L426 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,725 INFO L426 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,725 INFO L426 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-09-14 15:59:59,725 INFO L426 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-09-14 15:59:59,725 INFO L426 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-09-14 15:59:59,725 INFO L426 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-09-14 15:59:59,725 INFO L426 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-09-14 15:59:59,725 INFO L426 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-09-14 15:59:59,725 INFO L426 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-09-14 15:59:59,726 INFO L426 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-09-14 15:59:59,726 INFO L426 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-09-14 15:59:59,726 INFO L426 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-09-14 15:59:59,726 INFO L426 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-09-14 15:59:59,726 INFO L426 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,726 INFO L426 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,726 INFO L426 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,726 INFO L426 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,726 INFO L426 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,727 INFO L426 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,727 INFO L426 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-09-14 15:59:59,727 INFO L426 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-09-14 15:59:59,727 INFO L426 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-09-14 15:59:59,727 INFO L426 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-09-14 15:59:59,727 INFO L426 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-09-14 15:59:59,727 INFO L426 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-09-14 15:59:59,727 INFO L426 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-09-14 15:59:59,727 INFO L426 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-09-14 15:59:59,728 INFO L426 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-09-14 15:59:59,728 INFO L426 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-09-14 15:59:59,728 INFO L426 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-09-14 15:59:59,728 INFO L426 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-09-14 15:59:59,728 INFO L426 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-09-14 15:59:59,728 INFO L426 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-09-14 15:59:59,728 INFO L426 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 439) no Hoare annotation was computed. [2018-09-14 15:59:59,728 INFO L426 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,729 INFO L426 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,729 INFO L426 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,729 INFO L422 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse19 (= ~a17~0 8)) (.cse12 (= ~a19~0 |old(~a19~0)|)) (.cse13 (= ~a28~0 |old(~a28~0)|)) (.cse14 (= ~a25~0 1)) (.cse18 (= 1 |old(~a25~0)|)) (.cse9 (= 1 |old(~a11~0)|)) (.cse6 (= 1 ~a11~0))) (let ((.cse7 (= |old(~a17~0)| ~a17~0)) (.cse5 (= 7 |old(~a28~0)|)) (.cse10 (= 8 |old(~a28~0)|)) (.cse15 (< 8 |old(~a17~0)|)) (.cse16 (not (= 9 |old(~a28~0)|))) (.cse2 (or (not .cse6) (not (= ~a19~0 ~a11~0)))) (.cse1 (and .cse9 (= |old(~a11~0)| |old(~a19~0)|))) (.cse17 (= |old(~a25~0)| ~a25~0)) (.cse0 (not (= 1 ~a21~0))) (.cse8 (not .cse18)) (.cse3 (not (= 1 |old(~a19~0)|))) (.cse4 (not (= 8 |old(~a17~0)|))) (.cse11 (and .cse19 .cse12 .cse13 .cse14))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not .cse5) (and (= 7 ~a28~0) .cse6 .cse7 (= 1 ~a25~0) (= 1 ~a19~0)) .cse8 .cse3 (not .cse9) (not (= 7 |old(~a17~0)|))) (or .cse0 .cse8 .cse10 .cse4 .cse11) (or .cse0 .cse1 .cse8 (and .cse7 .cse12 .cse13 .cse14) .cse15 .cse16) (or .cse0 (and .cse7 .cse17 .cse12 .cse13) .cse5 .cse10 .cse15 .cse18) (or .cse0 .cse1 .cse5 .cse10 .cse2 .cse15 .cse18) (or .cse0 .cse1 .cse15 .cse16 .cse2) (or .cse0 .cse1 (and .cse19 .cse17 .cse12 .cse13) .cse4 .cse18) (or .cse0 .cse8 .cse3 .cse4 .cse11)))) [2018-09-14 15:59:59,729 INFO L426 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,729 INFO L426 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,729 INFO L426 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,730 INFO L426 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-09-14 15:59:59,730 INFO L426 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-09-14 15:59:59,730 INFO L426 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-09-14 15:59:59,730 INFO L426 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-09-14 15:59:59,730 INFO L426 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-09-14 15:59:59,730 INFO L426 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-09-14 15:59:59,730 INFO L426 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-09-14 15:59:59,730 INFO L426 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-09-14 15:59:59,730 INFO L426 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-09-14 15:59:59,731 INFO L426 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-09-14 15:59:59,731 INFO L426 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-09-14 15:59:59,731 INFO L426 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-09-14 15:59:59,731 INFO L426 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-09-14 15:59:59,731 INFO L426 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,731 INFO L426 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,731 INFO L426 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,731 INFO L426 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,731 INFO L426 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,732 INFO L426 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,732 INFO L426 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-09-14 15:59:59,732 INFO L426 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-09-14 15:59:59,732 INFO L426 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-09-14 15:59:59,732 INFO L426 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-09-14 15:59:59,732 INFO L426 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-09-14 15:59:59,732 INFO L426 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-09-14 15:59:59,732 INFO L426 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-09-14 15:59:59,732 INFO L426 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-09-14 15:59:59,732 INFO L426 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-09-14 15:59:59,733 INFO L426 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-09-14 15:59:59,733 INFO L426 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-09-14 15:59:59,733 INFO L426 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-09-14 15:59:59,733 INFO L426 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-09-14 15:59:59,733 INFO L426 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-09-14 15:59:59,733 INFO L426 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-09-14 15:59:59,733 INFO L426 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-09-14 15:59:59,733 INFO L426 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,733 INFO L426 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,734 INFO L426 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,734 INFO L426 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,734 INFO L426 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:59:59,734 INFO L426 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-09-14 15:59:59,734 INFO L426 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-09-14 15:59:59,734 INFO L426 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-09-14 15:59:59,734 INFO L426 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-09-14 15:59:59,734 INFO L426 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-09-14 15:59:59,734 INFO L426 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-09-14 15:59:59,734 INFO L426 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-09-14 15:59:59,735 INFO L426 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-09-14 15:59:59,735 INFO L426 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-09-14 15:59:59,735 INFO L426 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-09-14 15:59:59,735 INFO L426 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-09-14 15:59:59,735 INFO L426 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-09-14 15:59:59,735 INFO L426 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-09-14 15:59:59,735 INFO L426 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-09-14 15:59:59,735 INFO L426 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-09-14 15:59:59,735 INFO L426 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-09-14 15:59:59,736 INFO L426 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-09-14 15:59:59,736 INFO L426 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-09-14 15:59:59,736 INFO L426 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-09-14 15:59:59,736 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-14 15:59:59,736 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a28~0 7) (not (= ~a25~0 1)) (= 1 ~a19~0) (= ~a17~0 8) (not (= ~a19~0 ~a11~0)) (= ~a21~0 1)) [2018-09-14 15:59:59,736 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-14 15:59:59,736 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-14 15:59:59,736 INFO L422 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (< 7 |old(~a28~0)|) (and (= |old(~a25~0)| ~a25~0) (= ~a17~0 8) (not (= ~a19~0 ~a11~0)) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|)) (not (= 1 |old(~a19~0)|)) (= |old(~a11~0)| |old(~a19~0)|) (not (= 8 |old(~a17~0)|)) (= 1 |old(~a25~0)|)) [2018-09-14 15:59:59,737 INFO L426 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-09-14 15:59:59,737 INFO L422 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse0 (= 1 ~a19~0)) (.cse2 (= ~a25~0 1))) (let ((.cse4 (= 7 ~a28~0)) (.cse3 (not (= ~a28~0 8))) (.cse6 (<= ~a17~0 8)) (.cse5 (not .cse2)) (.cse1 (= ~a17~0 8)) (.cse7 (or (not (= ~a19~0 ~a11~0)) (not .cse0)))) (or (not (= 1 ~a21~0)) (and .cse0 .cse1 .cse2) (and (and .cse3 .cse1) .cse2) (and .cse4 (= 1 ~a11~0) (= 7 ~a17~0) (= 1 ~a25~0) .cse0) (and .cse5 (not .cse4) .cse3 .cse6) (and (= 9 ~a28~0) .cse6 .cse7) (not (= 1 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)) (< 7 |old(~a28~0)|) (and .cse5 .cse1 .cse7) (= 1 |old(~a25~0)|) (= |old(~a11~0)| |old(~a19~0)|)))) [2018-09-14 15:59:59,737 INFO L426 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-09-14 15:59:59,737 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-09-14 15:59:59,737 INFO L422 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (= 1 ~a19~0)) (.cse2 (= ~a25~0 1))) (let ((.cse4 (= 7 ~a28~0)) (.cse3 (not (= ~a28~0 8))) (.cse6 (<= ~a17~0 8)) (.cse5 (not .cse2)) (.cse1 (= ~a17~0 8)) (.cse7 (or (not (= ~a19~0 ~a11~0)) (not .cse0)))) (or (not (= 1 ~a21~0)) (and .cse0 .cse1 .cse2) (and (and .cse3 .cse1) .cse2) (and .cse4 (= 1 ~a11~0) (= 7 ~a17~0) (= 1 ~a25~0) .cse0) (and .cse5 (not .cse4) .cse3 .cse6) (and (= 9 ~a28~0) .cse6 .cse7) (not (= 1 |old(~a19~0)|)) (not (= 8 |old(~a17~0)|)) (< 7 |old(~a28~0)|) (and .cse5 .cse1 .cse7) (= 1 |old(~a25~0)|) (= |old(~a11~0)| |old(~a19~0)|)))) [2018-09-14 15:59:59,737 INFO L426 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-09-14 15:59:59,738 INFO L426 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-09-14 15:59:59,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.09 03:59:59 BoogieIcfgContainer [2018-09-14 15:59:59,755 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-14 15:59:59,756 INFO L168 Benchmark]: Toolchain (without parser) took 39553.37 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 2.3 GB in the end (delta: -877.5 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-09-14 15:59:59,758 INFO L168 Benchmark]: CDTParser took 0.21 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 15:59:59,758 INFO L168 Benchmark]: CACSL2BoogieTranslator took 682.91 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 15:59:59,759 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.81 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 15:59:59,759 INFO L168 Benchmark]: Boogie Preprocessor took 219.71 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 726.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -797.3 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2018-09-14 15:59:59,761 INFO L168 Benchmark]: RCFGBuilder took 3373.81 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 124.9 MB). Peak memory consumption was 124.9 MB. Max. memory is 7.1 GB. [2018-09-14 15:59:59,761 INFO L168 Benchmark]: TraceAbstraction took 35149.83 ms. Allocated memory was 2.2 GB in the beginning and 2.7 GB in the end (delta: 456.7 MB). Free memory was 2.0 GB in the beginning and 2.3 GB in the end (delta: -236.8 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2018-09-14 15:59:59,766 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 682.91 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 119.81 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 219.71 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 726.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -797.3 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3373.81 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 124.9 MB). Peak memory consumption was 124.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 35149.83 ms. Allocated memory was 2.2 GB in the beginning and 2.7 GB in the end (delta: 456.7 MB). Free memory was 2.0 GB in the beginning and 2.3 GB in the end (delta: -236.8 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 439]: 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 == a19 && a17 == 8) && a25 == 1)) || ((!(a28 == 8) && a17 == 8) && a25 == 1)) || ((((7 == a28 && 1 == a11) && 7 == a17) && 1 == a25) && 1 == a19)) || (((!(a25 == 1) && !(7 == a28)) && !(a28 == 8)) && a17 <= 8)) || ((9 == a28 && a17 <= 8) && (!(a19 == a11) || !(1 == a19)))) || !(1 == \old(a19))) || !(8 == \old(a17))) || 7 < \old(a28)) || ((!(a25 == 1) && a17 == 8) && (!(a19 == a11) || !(1 == a19)))) || 1 == \old(a25)) || \old(a11) == \old(a19) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 35.0s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 18.7s AutomataDifference, 0.0s DeadEndRemovalTime, 5.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 1439 SDtfs, 7176 SDslu, 1147 SDs, 0 SdLazy, 8332 SolverSat, 2277 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3521 GetRequests, 3384 SyntacticMatches, 20 SemanticMatches, 117 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 876 ImplicationChecksByTransitivity, 5.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6459occurred 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: 0.9s AutomataMinimizationTime, 9 MinimizatonAttempts, 1193 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 206 PreInvPairs, 282 NumberOfFragments, 588 HoareAnnotationTreeSize, 206 FomulaSimplifications, 27348 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 12411 FormulaSimplificationTreeSizeReductionInter, 4.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 7.2s InterpolantComputationTime, 3132 NumberOfCodeBlocks, 3132 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 4798 ConstructedInterpolants, 0 QuantifiedInterpolants, 2823241 SizeOfPredicates, 13 NumberOfNonLiveVariables, 4191 ConjunctsInSsa, 79 ConjunctsInUnsatCore, 27 InterpolantComputations, 8 PerfectInterpolantSequences, 2983/3417 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_label40_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-14_15-59-59-783.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem02_label40_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-14_15-59-59-783.csv Received shutdown request...