java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label22_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-25 00:05:47,958 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-25 00:05:47,960 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-25 00:05:47,972 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-25 00:05:47,972 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-25 00:05:47,973 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-25 00:05:47,975 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-25 00:05:47,976 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-25 00:05:47,978 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-25 00:05:47,979 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-25 00:05:47,980 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-25 00:05:47,980 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-25 00:05:47,981 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-25 00:05:47,982 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-25 00:05:47,983 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-25 00:05:47,984 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-25 00:05:47,985 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-25 00:05:47,987 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-25 00:05:47,989 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-25 00:05:47,990 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-25 00:05:47,991 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-25 00:05:47,993 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-25 00:05:47,995 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-25 00:05:48,004 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-10-25 00:05:48,033 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-25 00:05:48,033 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-25 00:05:48,035 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-25 00:05:48,035 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-25 00:05:48,035 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-25 00:05:48,035 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-25 00:05:48,036 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-25 00:05:48,036 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-25 00:05:48,036 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-25 00:05:48,036 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-25 00:05:48,036 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-25 00:05:48,036 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-25 00:05:48,037 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-25 00:05:48,037 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-25 00:05:48,038 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-25 00:05:48,038 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-25 00:05:48,038 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-25 00:05:48,038 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-25 00:05:48,039 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-25 00:05:48,040 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-25 00:05:48,040 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-25 00:05:48,040 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-25 00:05:48,040 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-25 00:05:48,041 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-25 00:05:48,041 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-25 00:05:48,041 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-25 00:05:48,041 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-25 00:05:48,042 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-25 00:05:48,042 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-25 00:05:48,042 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-25 00:05:48,042 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-25 00:05:48,042 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-25 00:05:48,043 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-25 00:05:48,043 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-25 00:05:48,043 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-25 00:05:48,043 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-25 00:05:48,095 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-25 00:05:48,108 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-25 00:05:48,112 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-25 00:05:48,114 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-25 00:05:48,114 INFO L276 PluginConnector]: CDTParser initialized [2018-10-25 00:05:48,115 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label22_true-unreach-call_false-termination.c [2018-10-25 00:05:48,173 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/3258d13cb/f9c84c9b1e0a496582b9b4d3b32a2804/FLAGfa22b23c6 [2018-10-25 00:05:48,712 INFO L298 CDTParser]: Found 1 translation units. [2018-10-25 00:05:48,715 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label22_true-unreach-call_false-termination.c [2018-10-25 00:05:48,742 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/3258d13cb/f9c84c9b1e0a496582b9b4d3b32a2804/FLAGfa22b23c6 [2018-10-25 00:05:48,761 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/3258d13cb/f9c84c9b1e0a496582b9b4d3b32a2804 [2018-10-25 00:05:48,773 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-25 00:05:48,775 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-25 00:05:48,776 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-25 00:05:48,776 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-25 00:05:48,780 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-25 00:05:48,781 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 12:05:48" (1/1) ... [2018-10-25 00:05:48,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43be0e81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:05:48, skipping insertion in model container [2018-10-25 00:05:48,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 12:05:48" (1/1) ... [2018-10-25 00:05:48,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-25 00:05:48,869 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-25 00:05:49,384 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-25 00:05:49,394 INFO L189 MainTranslator]: Completed pre-run [2018-10-25 00:05:49,534 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-25 00:05:49,551 INFO L193 MainTranslator]: Completed translation [2018-10-25 00:05:49,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:05:49 WrapperNode [2018-10-25 00:05:49,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-25 00:05:49,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-25 00:05:49,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-25 00:05:49,553 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-25 00:05:49,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:05:49" (1/1) ... [2018-10-25 00:05:49,583 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:05:49" (1/1) ... [2018-10-25 00:05:49,754 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-25 00:05:49,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-25 00:05:49,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-25 00:05:49,755 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-25 00:05:49,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:05:49" (1/1) ... [2018-10-25 00:05:49,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:05:49" (1/1) ... [2018-10-25 00:05:49,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:05:49" (1/1) ... [2018-10-25 00:05:49,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:05:49" (1/1) ... [2018-10-25 00:05:49,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:05:49" (1/1) ... [2018-10-25 00:05:49,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:05:49" (1/1) ... [2018-10-25 00:05:49,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:05:49" (1/1) ... [2018-10-25 00:05:49,854 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-25 00:05:49,854 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-25 00:05:49,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-25 00:05:49,854 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-25 00:05:49,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:05:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-25 00:05:49,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-25 00:05:49,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-25 00:05:49,916 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-25 00:05:49,916 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-25 00:05:49,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-25 00:05:49,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-25 00:05:49,917 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-25 00:05:49,917 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-25 00:05:53,112 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-25 00:05:53,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 12:05:53 BoogieIcfgContainer [2018-10-25 00:05:53,113 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-25 00:05:53,115 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-25 00:05:53,115 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-25 00:05:53,118 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-25 00:05:53,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 12:05:48" (1/3) ... [2018-10-25 00:05:53,121 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ee6cfeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 12:05:53, skipping insertion in model container [2018-10-25 00:05:53,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:05:49" (2/3) ... [2018-10-25 00:05:53,122 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ee6cfeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 12:05:53, skipping insertion in model container [2018-10-25 00:05:53,122 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 12:05:53" (3/3) ... [2018-10-25 00:05:53,127 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label22_true-unreach-call_false-termination.c [2018-10-25 00:05:53,137 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-25 00:05:53,148 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-25 00:05:53,168 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-25 00:05:53,218 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-25 00:05:53,218 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-25 00:05:53,218 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-25 00:05:53,219 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-25 00:05:53,219 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-25 00:05:53,219 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-25 00:05:53,219 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-25 00:05:53,219 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-25 00:05:53,263 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-10-25 00:05:53,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-25 00:05:53,279 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:05:53,281 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:05:53,286 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:05:53,293 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:05:53,293 INFO L82 PathProgramCache]: Analyzing trace with hash 2012123736, now seen corresponding path program 1 times [2018-10-25 00:05:53,296 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:05:53,344 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:05:53,344 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:05:53,344 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:05:53,345 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:05:53,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:05:54,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:05:54,006 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 00:05:54,006 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-25 00:05:54,007 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:05:54,013 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-25 00:05:54,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-25 00:05:54,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:05:54,034 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-10-25 00:05:55,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:05:55,852 INFO L93 Difference]: Finished difference Result 626 states and 1068 transitions. [2018-10-25 00:05:55,854 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-25 00:05:55,856 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 104 [2018-10-25 00:05:55,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:05:55,877 INFO L225 Difference]: With dead ends: 626 [2018-10-25 00:05:55,878 INFO L226 Difference]: Without dead ends: 387 [2018-10-25 00:05:55,885 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:05:55,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2018-10-25 00:05:55,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 383. [2018-10-25 00:05:55,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2018-10-25 00:05:55,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 644 transitions. [2018-10-25 00:05:55,969 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 644 transitions. Word has length 104 [2018-10-25 00:05:55,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:05:55,971 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 644 transitions. [2018-10-25 00:05:55,971 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-25 00:05:55,971 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 644 transitions. [2018-10-25 00:05:55,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-25 00:05:55,978 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:05:55,978 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:05:55,979 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:05:55,979 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:05:55,979 INFO L82 PathProgramCache]: Analyzing trace with hash 299374799, now seen corresponding path program 1 times [2018-10-25 00:05:55,980 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:05:55,981 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:05:55,981 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:05:55,981 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:05:55,982 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:05:56,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:05:56,172 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:05:56,172 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 00:05:56,173 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-25 00:05:56,173 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:05:56,175 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-25 00:05:56,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-25 00:05:56,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-25 00:05:56,176 INFO L87 Difference]: Start difference. First operand 383 states and 644 transitions. Second operand 6 states. [2018-10-25 00:05:58,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:05:58,379 INFO L93 Difference]: Finished difference Result 1195 states and 2114 transitions. [2018-10-25 00:05:58,385 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-25 00:05:58,386 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 125 [2018-10-25 00:05:58,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:05:58,395 INFO L225 Difference]: With dead ends: 1195 [2018-10-25 00:05:58,395 INFO L226 Difference]: Without dead ends: 818 [2018-10-25 00:05:58,402 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-25 00:05:58,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 818 states. [2018-10-25 00:05:58,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 818 to 799. [2018-10-25 00:05:58,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 799 states. [2018-10-25 00:05:58,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 799 states and 1290 transitions. [2018-10-25 00:05:58,463 INFO L78 Accepts]: Start accepts. Automaton has 799 states and 1290 transitions. Word has length 125 [2018-10-25 00:05:58,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:05:58,464 INFO L481 AbstractCegarLoop]: Abstraction has 799 states and 1290 transitions. [2018-10-25 00:05:58,464 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-25 00:05:58,464 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1290 transitions. [2018-10-25 00:05:58,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-25 00:05:58,469 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:05:58,469 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:05:58,469 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:05:58,469 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:05:58,470 INFO L82 PathProgramCache]: Analyzing trace with hash 837427427, now seen corresponding path program 1 times [2018-10-25 00:05:58,470 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:05:58,471 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:05:58,471 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:05:58,471 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:05:58,472 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:05:58,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:05:58,701 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:05:58,702 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 00:05:58,702 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-25 00:05:58,702 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:05:58,703 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-25 00:05:58,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-25 00:05:58,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:05:58,704 INFO L87 Difference]: Start difference. First operand 799 states and 1290 transitions. Second operand 3 states. [2018-10-25 00:06:01,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:06:01,487 INFO L93 Difference]: Finished difference Result 2271 states and 3774 transitions. [2018-10-25 00:06:01,488 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-25 00:06:01,488 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2018-10-25 00:06:01,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:06:01,499 INFO L225 Difference]: With dead ends: 2271 [2018-10-25 00:06:01,500 INFO L226 Difference]: Without dead ends: 1478 [2018-10-25 00:06:01,505 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:06:01,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1478 states. [2018-10-25 00:06:01,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1478 to 1478. [2018-10-25 00:06:01,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1478 states. [2018-10-25 00:06:01,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 1478 states and 2197 transitions. [2018-10-25 00:06:01,567 INFO L78 Accepts]: Start accepts. Automaton has 1478 states and 2197 transitions. Word has length 126 [2018-10-25 00:06:01,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:06:01,568 INFO L481 AbstractCegarLoop]: Abstraction has 1478 states and 2197 transitions. [2018-10-25 00:06:01,568 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-25 00:06:01,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 2197 transitions. [2018-10-25 00:06:01,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-25 00:06:01,575 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:06:01,575 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:06:01,575 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:06:01,575 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:06:01,576 INFO L82 PathProgramCache]: Analyzing trace with hash 1699638498, now seen corresponding path program 1 times [2018-10-25 00:06:01,576 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:06:01,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:01,577 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:06:01,577 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:01,578 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:06:01,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:06:01,803 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 29 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:06:01,803 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:06:01,803 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:06:01,804 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 135 with the following transitions: [2018-10-25 00:06:01,806 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [45], [50], [52], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [503], [505], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:06:01,857 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:06:01,857 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:06:02,454 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:06:02,459 INFO L272 AbstractInterpreter]: Visited 105 different actions 105 times. Never merged. Never widened. Never found a fixpoint. Largest state had 38 variables. [2018-10-25 00:06:02,504 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:06:02,504 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:06:03,012 INFO L232 lantSequenceWeakener]: Weakened 123 states. On average, predicates are now at 80.72% of their original sizes. [2018-10-25 00:06:03,013 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:06:03,221 INFO L413 sIntCurrentIteration]: We have 133 unified AI predicates [2018-10-25 00:06:03,221 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:06:03,222 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:06:03,222 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-10-25 00:06:03,223 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:06:03,223 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-25 00:06:03,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-25 00:06:03,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-25 00:06:03,224 INFO L87 Difference]: Start difference. First operand 1478 states and 2197 transitions. Second operand 6 states. [2018-10-25 00:06:10,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:06:10,054 INFO L93 Difference]: Finished difference Result 3100 states and 4629 transitions. [2018-10-25 00:06:10,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-25 00:06:10,055 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 134 [2018-10-25 00:06:10,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:06:10,064 INFO L225 Difference]: With dead ends: 3100 [2018-10-25 00:06:10,064 INFO L226 Difference]: Without dead ends: 1628 [2018-10-25 00:06:10,070 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 134 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-10-25 00:06:10,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1628 states. [2018-10-25 00:06:10,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1628 to 1625. [2018-10-25 00:06:10,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1625 states. [2018-10-25 00:06:10,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1625 states and 2355 transitions. [2018-10-25 00:06:10,118 INFO L78 Accepts]: Start accepts. Automaton has 1625 states and 2355 transitions. Word has length 134 [2018-10-25 00:06:10,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:06:10,119 INFO L481 AbstractCegarLoop]: Abstraction has 1625 states and 2355 transitions. [2018-10-25 00:06:10,119 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-25 00:06:10,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 2355 transitions. [2018-10-25 00:06:10,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-25 00:06:10,124 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:06:10,124 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:06:10,125 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:06:10,125 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:06:10,125 INFO L82 PathProgramCache]: Analyzing trace with hash -999667050, now seen corresponding path program 1 times [2018-10-25 00:06:10,125 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:06:10,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:10,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:06:10,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:10,127 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:06:10,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:06:10,383 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-25 00:06:10,452 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 39 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:06:10,453 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:06:10,453 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:06:10,453 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 140 with the following transitions: [2018-10-25 00:06:10,454 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [45], [50], [52], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [503], [505], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:06:10,459 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:06:10,459 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:06:10,833 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:06:10,834 INFO L272 AbstractInterpreter]: Visited 108 different actions 210 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-10-25 00:06:10,846 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:06:10,847 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:06:11,511 INFO L232 lantSequenceWeakener]: Weakened 110 states. On average, predicates are now at 81.07% of their original sizes. [2018-10-25 00:06:11,512 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:06:14,105 INFO L413 sIntCurrentIteration]: We have 138 unified AI predicates [2018-10-25 00:06:14,105 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:06:14,106 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:06:14,106 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [6] total 22 [2018-10-25 00:06:14,106 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:06:14,107 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-10-25 00:06:14,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-10-25 00:06:14,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2018-10-25 00:06:14,108 INFO L87 Difference]: Start difference. First operand 1625 states and 2355 transitions. Second operand 18 states. [2018-10-25 00:06:32,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:06:32,643 INFO L93 Difference]: Finished difference Result 4224 states and 6373 transitions. [2018-10-25 00:06:32,643 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-10-25 00:06:32,643 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 139 [2018-10-25 00:06:32,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:06:32,659 INFO L225 Difference]: With dead ends: 4224 [2018-10-25 00:06:32,659 INFO L226 Difference]: Without dead ends: 2605 [2018-10-25 00:06:32,668 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 154 GetRequests, 36 SyntacticMatches, 86 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1024 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=224, Invalid=898, Unknown=0, NotChecked=0, Total=1122 [2018-10-25 00:06:32,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2605 states. [2018-10-25 00:06:32,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2605 to 2589. [2018-10-25 00:06:32,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2589 states. [2018-10-25 00:06:32,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2589 states to 2589 states and 3485 transitions. [2018-10-25 00:06:32,743 INFO L78 Accepts]: Start accepts. Automaton has 2589 states and 3485 transitions. Word has length 139 [2018-10-25 00:06:32,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:06:32,744 INFO L481 AbstractCegarLoop]: Abstraction has 2589 states and 3485 transitions. [2018-10-25 00:06:32,744 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-10-25 00:06:32,744 INFO L276 IsEmpty]: Start isEmpty. Operand 2589 states and 3485 transitions. [2018-10-25 00:06:32,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-25 00:06:32,751 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:06:32,751 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:06:32,751 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:06:32,751 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:06:32,752 INFO L82 PathProgramCache]: Analyzing trace with hash -226595325, now seen corresponding path program 1 times [2018-10-25 00:06:32,752 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:06:32,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:32,753 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:06:32,753 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:32,753 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:06:32,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:06:32,943 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 35 proven. 17 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-25 00:06:32,943 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:06:32,944 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:06:32,944 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 145 with the following transitions: [2018-10-25 00:06:32,944 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [9], [10], [14], [18], [22], [26], [30], [34], [38], [42], [45], [50], [52], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [503], [505], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:06:32,948 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:06:32,949 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:06:33,497 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:06:33,498 INFO L272 AbstractInterpreter]: Visited 109 different actions 324 times. Merged at 7 different actions 19 times. Never widened. Found 3 fixpoints after 2 different actions. Largest state had 38 variables. [2018-10-25 00:06:33,501 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:06:33,501 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:06:34,120 INFO L232 lantSequenceWeakener]: Weakened 2 states. On average, predicates are now at 81.94% of their original sizes. [2018-10-25 00:06:34,121 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:06:37,336 INFO L413 sIntCurrentIteration]: We have 143 unified AI predicates [2018-10-25 00:06:37,336 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:06:37,336 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:06:37,336 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [9] total 19 [2018-10-25 00:06:37,336 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:06:37,337 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-25 00:06:37,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-25 00:06:37,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2018-10-25 00:06:37,337 INFO L87 Difference]: Start difference. First operand 2589 states and 3485 transitions. Second operand 12 states. [2018-10-25 00:06:51,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:06:51,518 INFO L93 Difference]: Finished difference Result 6261 states and 8904 transitions. [2018-10-25 00:06:51,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-10-25 00:06:51,518 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 144 [2018-10-25 00:06:51,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:06:51,536 INFO L225 Difference]: With dead ends: 6261 [2018-10-25 00:06:51,537 INFO L226 Difference]: Without dead ends: 3984 [2018-10-25 00:06:51,548 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 147 GetRequests, 29 SyntacticMatches, 104 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 538 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2018-10-25 00:06:51,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3984 states. [2018-10-25 00:06:51,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3984 to 3962. [2018-10-25 00:06:51,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3962 states. [2018-10-25 00:06:51,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3962 states to 3962 states and 5192 transitions. [2018-10-25 00:06:51,654 INFO L78 Accepts]: Start accepts. Automaton has 3962 states and 5192 transitions. Word has length 144 [2018-10-25 00:06:51,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:06:51,655 INFO L481 AbstractCegarLoop]: Abstraction has 3962 states and 5192 transitions. [2018-10-25 00:06:51,655 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-25 00:06:51,655 INFO L276 IsEmpty]: Start isEmpty. Operand 3962 states and 5192 transitions. [2018-10-25 00:06:51,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-10-25 00:06:51,665 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:06:51,666 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:06:51,666 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:06:51,666 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:06:51,667 INFO L82 PathProgramCache]: Analyzing trace with hash -2108813016, now seen corresponding path program 1 times [2018-10-25 00:06:51,667 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:06:51,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:51,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:06:51,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:51,668 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:06:51,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:06:51,899 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-25 00:06:52,087 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 69 proven. 18 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-25 00:06:52,087 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:06:52,088 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:06:52,088 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 172 with the following transitions: [2018-10-25 00:06:52,088 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [9], [10], [14], [18], [22], [26], [30], [34], [38], [42], [45], [50], [52], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [127], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [503], [505], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:06:52,093 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:06:52,094 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:06:52,426 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:06:52,427 INFO L272 AbstractInterpreter]: Visited 110 different actions 325 times. Merged at 7 different actions 19 times. Never widened. Found 3 fixpoints after 2 different actions. Largest state had 38 variables. [2018-10-25 00:06:52,435 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:06:52,436 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:06:52,436 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:06:52,436 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-25 00:06:52,446 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:06:52,446 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:06:52,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:06:52,561 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:06:52,736 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-10-25 00:06:52,736 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:06:53,675 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 69 proven. 18 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-25 00:06:53,698 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:06:53,698 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-10-25 00:06:53,698 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:06:53,699 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-25 00:06:53,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-25 00:06:53,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-10-25 00:06:53,699 INFO L87 Difference]: Start difference. First operand 3962 states and 5192 transitions. Second operand 9 states. [2018-10-25 00:06:54,554 WARN L179 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 7 [2018-10-25 00:06:56,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:06:56,900 INFO L93 Difference]: Finished difference Result 8150 states and 11208 transitions. [2018-10-25 00:06:56,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-25 00:06:56,904 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 171 [2018-10-25 00:06:56,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:06:56,925 INFO L225 Difference]: With dead ends: 8150 [2018-10-25 00:06:56,926 INFO L226 Difference]: Without dead ends: 5114 [2018-10-25 00:06:56,937 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 355 GetRequests, 341 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2018-10-25 00:06:56,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5114 states. [2018-10-25 00:06:57,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5114 to 5053. [2018-10-25 00:06:57,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5053 states. [2018-10-25 00:06:57,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5053 states to 5053 states and 6632 transitions. [2018-10-25 00:06:57,085 INFO L78 Accepts]: Start accepts. Automaton has 5053 states and 6632 transitions. Word has length 171 [2018-10-25 00:06:57,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:06:57,085 INFO L481 AbstractCegarLoop]: Abstraction has 5053 states and 6632 transitions. [2018-10-25 00:06:57,085 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-25 00:06:57,086 INFO L276 IsEmpty]: Start isEmpty. Operand 5053 states and 6632 transitions. [2018-10-25 00:06:57,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-25 00:06:57,098 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:06:57,099 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2018-10-25 00:06:57,099 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:06:57,099 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:06:57,099 INFO L82 PathProgramCache]: Analyzing trace with hash 180656757, now seen corresponding path program 1 times [2018-10-25 00:06:57,100 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:06:57,100 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:57,100 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:06:57,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:57,101 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:06:57,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:06:57,550 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 109 proven. 18 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-10-25 00:06:57,551 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:06:57,551 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:06:57,551 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 185 with the following transitions: [2018-10-25 00:06:57,551 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [45], [50], [52], [53], [56], [59], [63], [64], [68], [72], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [503], [505], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:06:57,563 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:06:57,564 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:06:58,268 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:06:58,268 INFO L272 AbstractInterpreter]: Visited 115 different actions 345 times. Merged at 9 different actions 32 times. Widened at 1 different actions 1 times. Found 5 fixpoints after 3 different actions. Largest state had 38 variables. [2018-10-25 00:06:58,294 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:06:58,294 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:06:58,294 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:06:58,294 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-25 00:06:58,310 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:06:58,310 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:06:58,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:06:58,417 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:06:58,626 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-10-25 00:06:58,627 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:06:58,978 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 80 proven. 2 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-10-25 00:06:59,000 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-10-25 00:06:59,000 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 3] total 8 [2018-10-25 00:06:59,000 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:06:59,002 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-25 00:06:59,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-25 00:06:59,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-10-25 00:06:59,002 INFO L87 Difference]: Start difference. First operand 5053 states and 6632 transitions. Second operand 3 states. [2018-10-25 00:07:00,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:07:00,527 INFO L93 Difference]: Finished difference Result 10507 states and 14121 transitions. [2018-10-25 00:07:00,530 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-25 00:07:00,530 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 184 [2018-10-25 00:07:00,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:07:00,558 INFO L225 Difference]: With dead ends: 10507 [2018-10-25 00:07:00,558 INFO L226 Difference]: Without dead ends: 6314 [2018-10-25 00:07:00,577 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 373 GetRequests, 367 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-10-25 00:07:00,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6314 states. [2018-10-25 00:07:00,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6314 to 6307. [2018-10-25 00:07:00,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6307 states. [2018-10-25 00:07:00,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6307 states to 6307 states and 7903 transitions. [2018-10-25 00:07:00,735 INFO L78 Accepts]: Start accepts. Automaton has 6307 states and 7903 transitions. Word has length 184 [2018-10-25 00:07:00,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:07:00,735 INFO L481 AbstractCegarLoop]: Abstraction has 6307 states and 7903 transitions. [2018-10-25 00:07:00,735 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-25 00:07:00,735 INFO L276 IsEmpty]: Start isEmpty. Operand 6307 states and 7903 transitions. [2018-10-25 00:07:00,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-10-25 00:07:00,752 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:07:00,752 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:07:00,753 INFO L424 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:07:00,753 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:07:00,753 INFO L82 PathProgramCache]: Analyzing trace with hash 1752375974, now seen corresponding path program 1 times [2018-10-25 00:07:00,753 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:07:00,754 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:00,754 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:07:00,754 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:00,754 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:07:00,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:07:01,001 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 4 [2018-10-25 00:07:01,330 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-10-25 00:07:01,537 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-10-25 00:07:01,601 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 108 proven. 53 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-10-25 00:07:01,601 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:07:01,601 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:07:01,601 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 194 with the following transitions: [2018-10-25 00:07:01,602 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [45], [50], [52], [53], [64], [68], [72], [75], [76], [80], [84], [88], [92], [96], [100], [104], [107], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [503], [505], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:07:01,605 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:07:01,605 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:07:02,144 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:07:02,145 INFO L272 AbstractInterpreter]: Visited 113 different actions 341 times. Merged at 9 different actions 30 times. Widened at 1 different actions 2 times. Found 5 fixpoints after 3 different actions. Largest state had 38 variables. [2018-10-25 00:07:02,185 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:07:02,185 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:07:02,185 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:07:02,186 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-25 00:07:02,202 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:07:02,202 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:07:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:07:02,296 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:07:02,472 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 148 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-25 00:07:02,472 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:07:02,863 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 123 proven. 18 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-10-25 00:07:02,883 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:07:02,884 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 16 [2018-10-25 00:07:02,884 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:07:02,884 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-10-25 00:07:02,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-10-25 00:07:02,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=176, Unknown=0, NotChecked=0, Total=240 [2018-10-25 00:07:02,885 INFO L87 Difference]: Start difference. First operand 6307 states and 7903 transitions. Second operand 15 states. [2018-10-25 00:07:06,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:07:06,495 INFO L93 Difference]: Finished difference Result 11520 states and 14359 transitions. [2018-10-25 00:07:06,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-10-25 00:07:06,496 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 193 [2018-10-25 00:07:06,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:07:06,496 INFO L225 Difference]: With dead ends: 11520 [2018-10-25 00:07:06,496 INFO L226 Difference]: Without dead ends: 0 [2018-10-25 00:07:06,530 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 428 GetRequests, 396 SyntacticMatches, 3 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=264, Invalid=666, Unknown=0, NotChecked=0, Total=930 [2018-10-25 00:07:06,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-25 00:07:06,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-25 00:07:06,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-25 00:07:06,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-25 00:07:06,531 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 193 [2018-10-25 00:07:06,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:07:06,532 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-25 00:07:06,532 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-10-25 00:07:06,532 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-25 00:07:06,532 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-25 00:07:06,537 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-25 00:07:06,612 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:06,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:06,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:06,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:06,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:06,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:06,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:06,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:06,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:06,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:06,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:06,928 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 138 [2018-10-25 00:07:06,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:06,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:06,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:06,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:07,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:07,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:07,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:07,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:07,042 WARN L179 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 136 [2018-10-25 00:07:07,469 WARN L179 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 49 [2018-10-25 00:07:07,854 WARN L179 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 77 [2018-10-25 00:07:10,443 WARN L179 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 259 DAG size of output: 76 [2018-10-25 00:07:11,125 WARN L179 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 90 [2018-10-25 00:07:11,730 WARN L179 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 90 [2018-10-25 00:07:11,732 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-25 00:07:11,733 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= ~a17~0 |old(~a17~0)|) (= |old(~a25~0)| ~a25~0)) [2018-10-25 00:07:11,733 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-25 00:07:11,733 INFO L425 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,733 INFO L425 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,733 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,733 INFO L425 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,734 INFO L425 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,734 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-10-25 00:07:11,734 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-10-25 00:07:11,734 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-10-25 00:07:11,734 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-10-25 00:07:11,734 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-10-25 00:07:11,734 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-10-25 00:07:11,734 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-10-25 00:07:11,735 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-10-25 00:07:11,735 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-10-25 00:07:11,735 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-10-25 00:07:11,735 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-10-25 00:07:11,735 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-10-25 00:07:11,735 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-10-25 00:07:11,735 INFO L425 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,735 INFO L425 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,736 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,736 INFO L425 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,736 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-10-25 00:07:11,736 INFO L425 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,736 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-10-25 00:07:11,736 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-10-25 00:07:11,736 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-10-25 00:07:11,736 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-10-25 00:07:11,737 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-10-25 00:07:11,737 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-10-25 00:07:11,737 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-10-25 00:07:11,737 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-10-25 00:07:11,737 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-10-25 00:07:11,737 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-10-25 00:07:11,737 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-10-25 00:07:11,737 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-10-25 00:07:11,738 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-10-25 00:07:11,738 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-10-25 00:07:11,738 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-10-25 00:07:11,738 INFO L425 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,738 INFO L425 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,738 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,738 INFO L425 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,738 INFO L425 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,739 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-10-25 00:07:11,739 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-10-25 00:07:11,739 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-10-25 00:07:11,739 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-10-25 00:07:11,739 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-10-25 00:07:11,739 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-10-25 00:07:11,739 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-10-25 00:07:11,739 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-10-25 00:07:11,740 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-10-25 00:07:11,740 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-10-25 00:07:11,740 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-10-25 00:07:11,740 INFO L425 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,740 INFO L425 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,740 INFO L425 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,740 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,740 INFO L425 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,740 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-10-25 00:07:11,741 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-10-25 00:07:11,741 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-10-25 00:07:11,741 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-10-25 00:07:11,741 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-10-25 00:07:11,741 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-10-25 00:07:11,741 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-10-25 00:07:11,741 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-10-25 00:07:11,741 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-10-25 00:07:11,741 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-10-25 00:07:11,741 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-10-25 00:07:11,742 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-10-25 00:07:11,742 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-10-25 00:07:11,742 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,742 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,742 INFO L425 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,742 INFO L425 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,742 INFO L425 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,742 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-10-25 00:07:11,742 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-10-25 00:07:11,743 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-10-25 00:07:11,743 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-10-25 00:07:11,743 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-10-25 00:07:11,743 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-10-25 00:07:11,743 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-10-25 00:07:11,743 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-10-25 00:07:11,743 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-10-25 00:07:11,743 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-10-25 00:07:11,743 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-10-25 00:07:11,744 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-10-25 00:07:11,744 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-10-25 00:07:11,744 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-10-25 00:07:11,744 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-10-25 00:07:11,744 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-10-25 00:07:11,744 INFO L425 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,744 INFO L425 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,744 INFO L425 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,744 INFO L425 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,745 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-10-25 00:07:11,745 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,745 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-10-25 00:07:11,745 INFO L425 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,745 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-10-25 00:07:11,745 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-10-25 00:07:11,745 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-10-25 00:07:11,745 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,746 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,746 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-10-25 00:07:11,746 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-10-25 00:07:11,746 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-10-25 00:07:11,746 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-10-25 00:07:11,746 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-10-25 00:07:11,746 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-10-25 00:07:11,746 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-10-25 00:07:11,746 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-10-25 00:07:11,746 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-10-25 00:07:11,747 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-10-25 00:07:11,747 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-10-25 00:07:11,747 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,747 INFO L425 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,747 INFO L425 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,747 INFO L425 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,747 INFO L425 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,747 INFO L425 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,747 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-10-25 00:07:11,748 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-10-25 00:07:11,748 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-10-25 00:07:11,748 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-10-25 00:07:11,748 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-10-25 00:07:11,748 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-10-25 00:07:11,748 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-10-25 00:07:11,748 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-10-25 00:07:11,748 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-10-25 00:07:11,748 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-10-25 00:07:11,748 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-10-25 00:07:11,749 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,749 INFO L425 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,749 INFO L425 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,749 INFO L425 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,749 INFO L425 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,749 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,749 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-10-25 00:07:11,749 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-10-25 00:07:11,749 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-10-25 00:07:11,750 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-10-25 00:07:11,750 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-10-25 00:07:11,750 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-10-25 00:07:11,750 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-10-25 00:07:11,750 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-10-25 00:07:11,750 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-10-25 00:07:11,750 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-10-25 00:07:11,750 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-10-25 00:07:11,750 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-10-25 00:07:11,751 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-10-25 00:07:11,751 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-10-25 00:07:11,751 INFO L425 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,751 INFO L425 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,751 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,752 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse1 (= 1 |old(~a19~0)|))) (let ((.cse15 (not (= 1 ~a21~0))) (.cse16 (not .cse1)) (.cse17 (= 0 |old(~a28~0)|)) (.cse18 (not (= 8 |old(~a17~0)|))) (.cse13 (= ~a17~0 8)) (.cse14 (= ~a19~0 1)) (.cse20 (= |calculate_output_#in~input| 0)) (.cse8 (= 8 |old(~a28~0)|))) (let ((.cse4 (= ~a17~0 |old(~a17~0)|)) (.cse2 (not (= |old(~a17~0)| 8))) (.cse9 (and (not (= 7 |old(~a28~0)|)) (not .cse8))) (.cse19 (= 1 |old(~a25~0)|)) (.cse12 (and (= ~a11~0 0) (not (= ~a28~0 0)) .cse13 .cse14 (not .cse20))) (.cse11 (or .cse15 .cse16 .cse17 (not (= 0 |old(~a11~0)|)) .cse18 .cse20)) (.cse0 (< 10 |old(~a28~0)|)) (.cse3 (= |old(~a28~0)| ~a28~0)) (.cse7 (= 7 ~a17~0)) (.cse5 (= |old(~a25~0)| ~a25~0)) (.cse6 (not (= 1 ~a19~0))) (.cse10 (not (= 7 |old(~a17~0)|)))) (and (or .cse0 .cse1 .cse2 (and .cse3 .cse4 .cse5 .cse6)) (or (and .cse7 .cse5 (= ~a28~0 7)) .cse8 .cse9 .cse10) (or (and .cse3 .cse4 .cse5) .cse2 .cse9) (or .cse0 .cse11 .cse12) (or (and .cse3 (and .cse13 .cse14) .cse5) (or .cse15 .cse16 .cse17 .cse18)) (or .cse0 .cse8 (and .cse3 .cse7 .cse5) .cse19 .cse10) (or (or (not (= 11 |old(~a28~0)|)) (not .cse19)) .cse12 .cse11) (or .cse0 .cse1 .cse8 (and .cse3 .cse7 .cse5 .cse6) .cse10))))) [2018-10-25 00:07:11,752 INFO L425 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,752 INFO L425 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,752 INFO L425 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,752 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-10-25 00:07:11,752 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-10-25 00:07:11,752 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-10-25 00:07:11,752 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-10-25 00:07:11,752 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-10-25 00:07:11,752 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-10-25 00:07:11,753 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-10-25 00:07:11,753 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-10-25 00:07:11,753 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-10-25 00:07:11,753 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-10-25 00:07:11,753 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-10-25 00:07:11,753 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-10-25 00:07:11,753 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-10-25 00:07:11,753 INFO L425 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,753 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,753 INFO L425 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,754 INFO L425 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,754 INFO L425 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,754 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,754 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-10-25 00:07:11,754 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-10-25 00:07:11,754 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-10-25 00:07:11,754 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-10-25 00:07:11,754 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-10-25 00:07:11,754 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-10-25 00:07:11,755 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-10-25 00:07:11,755 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-10-25 00:07:11,755 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-10-25 00:07:11,755 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-10-25 00:07:11,755 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-10-25 00:07:11,755 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-10-25 00:07:11,755 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-10-25 00:07:11,755 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-10-25 00:07:11,755 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-10-25 00:07:11,755 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-10-25 00:07:11,756 INFO L425 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,756 INFO L425 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,756 INFO L425 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,756 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,756 INFO L425 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:07:11,756 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-10-25 00:07:11,756 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-10-25 00:07:11,756 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) no Hoare annotation was computed. [2018-10-25 00:07:11,757 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-10-25 00:07:11,757 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-10-25 00:07:11,757 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-10-25 00:07:11,757 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-10-25 00:07:11,757 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-10-25 00:07:11,757 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-10-25 00:07:11,757 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-10-25 00:07:11,757 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-10-25 00:07:11,757 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-10-25 00:07:11,758 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-10-25 00:07:11,758 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-10-25 00:07:11,758 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-10-25 00:07:11,758 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-10-25 00:07:11,758 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-10-25 00:07:11,758 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-10-25 00:07:11,758 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-10-25 00:07:11,758 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-10-25 00:07:11,759 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-25 00:07:11,759 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~d~0 4) (= ~z~0 26) (= ~c~0 3) (= ~a21~0 1) (= ~f~0 6) (= ~w~0 23) (= ~u~0 21) (= ~v~0 22) (= ~y~0 25) (= ~e~0 5) (= ~x~0 24) (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a~0 1) (= ~a19~0 1) (= ~a28~0 7)) [2018-10-25 00:07:11,759 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-25 00:07:11,759 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-25 00:07:11,759 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (and (= ~a11~0 0) (= ~a25~0 0) (= ~a19~0 1) (= |old(~a28~0)| ~a28~0) (= ~a17~0 8)) (not (= |old(~a11~0)| 0)) (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 3 ~c~0)) (not (= |old(~a25~0)| 0)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= 8 |old(~a17~0)|)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23)) (not (= 7 |old(~a28~0)|))) [2018-10-25 00:07:11,760 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-10-25 00:07:11,760 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse2 (not (= ~a28~0 8))) (.cse0 (= 7 ~a17~0)) (.cse1 (<= ~a28~0 10)) (.cse3 (not (= 1 ~a19~0)))) (or (not (= ~a21~0 1)) (not (= ~y~0 25)) (and .cse0 .cse1 .cse2 .cse3) (and (not (= ~a25~0 1)) .cse0 .cse2 .cse1) (and (= ~a28~0 7) .cse0) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 21 ~u~0)) (not (= 22 ~v~0)) (not (= |old(~a11~0)| 0)) (and (= |old(~a17~0)| ~a17~0) .cse1 .cse3) (and (not (= ~a28~0 0)) (= ~a17~0 8) (= ~a19~0 1)) (not (= ~z~0 26)) (not (= 0 |old(~a25~0)|)) (not (= 3 ~c~0)) (not (= 23 ~w~0)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= |old(~a17~0)| 8)) (not (= 6 ~f~0)))) [2018-10-25 00:07:11,760 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-10-25 00:07:11,760 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-10-25 00:07:11,760 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse2 (not (= ~a28~0 8))) (.cse0 (= 7 ~a17~0)) (.cse1 (<= ~a28~0 10)) (.cse3 (not (= 1 ~a19~0)))) (or (not (= ~a21~0 1)) (not (= ~y~0 25)) (and .cse0 .cse1 .cse2 .cse3) (and (not (= ~a25~0 1)) .cse0 .cse2 .cse1) (and (= ~a28~0 7) .cse0) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 21 ~u~0)) (not (= 22 ~v~0)) (not (= |old(~a11~0)| 0)) (and (= |old(~a17~0)| ~a17~0) .cse1 .cse3) (and (not (= ~a28~0 0)) (= ~a17~0 8) (= ~a19~0 1)) (not (= ~z~0 26)) (not (= 0 |old(~a25~0)|)) (not (= 3 ~c~0)) (not (= 23 ~w~0)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= |old(~a17~0)| 8)) (not (= 6 ~f~0)))) [2018-10-25 00:07:11,761 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-10-25 00:07:11,761 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-10-25 00:07:11,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 12:07:11 BoogieIcfgContainer [2018-10-25 00:07:11,775 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-25 00:07:11,776 INFO L168 Benchmark]: Toolchain (without parser) took 83002.54 ms. Allocated memory was 1.5 GB in the beginning and 4.0 GB in the end (delta: 2.5 GB). Free memory was 1.4 GB in the beginning and 3.2 GB in the end (delta: -1.8 GB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. [2018-10-25 00:07:11,777 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. [2018-10-25 00:07:11,778 INFO L168 Benchmark]: CACSL2BoogieTranslator took 776.82 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. [2018-10-25 00:07:11,779 INFO L168 Benchmark]: Boogie Procedure Inliner took 201.45 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 721.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -810.9 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. [2018-10-25 00:07:11,780 INFO L168 Benchmark]: Boogie Preprocessor took 99.07 ms. Allocated memory is still 2.2 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-25 00:07:11,780 INFO L168 Benchmark]: RCFGBuilder took 3259.21 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 105.3 MB). Peak memory consumption was 105.3 MB. Max. memory is 7.1 GB. [2018-10-25 00:07:11,781 INFO L168 Benchmark]: TraceAbstraction took 78660.60 ms. Allocated memory was 2.2 GB in the beginning and 4.0 GB in the end (delta: 1.7 GB). Free memory was 2.1 GB in the beginning and 3.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. [2018-10-25 00:07:11,788 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 776.82 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 201.45 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 721.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -810.9 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.07 ms. Allocated memory is still 2.2 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3259.21 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 105.3 MB). Peak memory consumption was 105.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 78660.60 ms. Allocated memory was 2.2 GB in the beginning and 4.0 GB in the end (delta: 1.7 GB). Free memory was 2.1 GB in the beginning and 3.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 463]: 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: ((((((((((((((((((((!(a21 == 1) || !(y == 25)) || (((7 == a17 && a28 <= 10) && !(a28 == 8)) && !(1 == a19))) || (((!(a25 == 1) && 7 == a17) && !(a28 == 8)) && a28 <= 10)) || (a28 == 7 && 7 == a17)) || !(1 == \old(a19))) || !(x == 24)) || !(e == 5)) || !(d == 4)) || !(21 == u)) || !(22 == v)) || !(\old(a11) == 0)) || ((\old(a17) == a17 && a28 <= 10) && !(1 == a19))) || ((!(a28 == 0) && a17 == 8) && a19 == 1)) || !(z == 26)) || !(0 == \old(a25))) || !(3 == c)) || !(23 == w)) || !(\old(a28) == 7)) || !(a == 1)) || !(\old(a17) == 8)) || !(6 == f) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 78.5s OverallTime, 9 OverallIterations, 5 TraceHistogramMax, 54.9s AutomataDifference, 0.0s DeadEndRemovalTime, 5.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 1717 SDtfs, 8155 SDslu, 1183 SDs, 0 SdLazy, 12237 SolverSat, 1903 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.8s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 1610 GetRequests, 1305 SyntacticMatches, 198 SemanticMatches, 107 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1800 ImplicationChecksByTransitivity, 10.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6307occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 3.3s AbstIntTime, 6 AbstIntIterations, 3 AbstIntStrong, 0.9968166650391721 AbsIntWeakeningRatio, 0.2608695652173913 AbsIntAvgWeakeningVarsNumRemoved, 8.942028985507246 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 9 MinimizatonAttempts, 132 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 150 PreInvPairs, 224 NumberOfFragments, 664 HoareAnnotationTreeSize, 150 FomulaSimplifications, 9058 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 9796 FormulaSimplificationTreeSizeReductionInter, 4.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 1868 NumberOfCodeBlocks, 1868 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2401 ConstructedInterpolants, 0 QuantifiedInterpolants, 711279 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1539 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 15 InterpolantComputations, 4 PerfectInterpolantSequences, 1321/1473 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...