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_label01_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-25 00:04:12,402 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-25 00:04:12,405 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-25 00:04:12,420 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-25 00:04:12,420 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-25 00:04:12,421 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-25 00:04:12,422 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-25 00:04:12,424 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-25 00:04:12,426 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-25 00:04:12,427 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-25 00:04:12,428 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-25 00:04:12,428 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-25 00:04:12,429 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-25 00:04:12,430 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-25 00:04:12,431 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-25 00:04:12,432 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-25 00:04:12,433 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-25 00:04:12,435 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-25 00:04:12,437 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-25 00:04:12,438 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-25 00:04:12,439 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-25 00:04:12,441 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-25 00:04:12,443 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-25 00:04:12,444 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-25 00:04:12,444 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-25 00:04:12,445 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-25 00:04:12,446 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-25 00:04:12,447 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-25 00:04:12,447 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-25 00:04:12,449 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-25 00:04:12,449 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-25 00:04:12,450 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-25 00:04:12,455 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 00:04:12,486 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-25 00:04:12,487 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-25 00:04:12,488 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-25 00:04:12,489 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-25 00:04:12,489 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-25 00:04:12,489 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-25 00:04:12,489 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-25 00:04:12,490 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-25 00:04:12,490 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-25 00:04:12,490 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-25 00:04:12,491 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-25 00:04:12,491 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-25 00:04:12,491 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-25 00:04:12,491 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-25 00:04:12,492 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-25 00:04:12,492 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-25 00:04:12,492 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-25 00:04:12,493 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-25 00:04:12,493 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-25 00:04:12,493 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-25 00:04:12,493 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-25 00:04:12,494 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-25 00:04:12,494 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-25 00:04:12,494 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-25 00:04:12,494 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-25 00:04:12,494 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-25 00:04:12,495 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-25 00:04:12,497 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-25 00:04:12,497 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-25 00:04:12,497 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-25 00:04:12,497 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-25 00:04:12,498 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-25 00:04:12,498 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-25 00:04:12,498 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-25 00:04:12,498 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-25 00:04:12,498 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-25 00:04:12,576 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-25 00:04:12,593 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-25 00:04:12,598 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-25 00:04:12,600 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-25 00:04:12,601 INFO L276 PluginConnector]: CDTParser initialized [2018-10-25 00:04:12,601 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label01_true-unreach-call_false-termination.c [2018-10-25 00:04:12,674 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/fafc47503/21238deb01854621804046e76806b62d/FLAGcdbbf04e0 [2018-10-25 00:04:13,274 INFO L298 CDTParser]: Found 1 translation units. [2018-10-25 00:04:13,275 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label01_true-unreach-call_false-termination.c [2018-10-25 00:04:13,289 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/fafc47503/21238deb01854621804046e76806b62d/FLAGcdbbf04e0 [2018-10-25 00:04:13,304 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/fafc47503/21238deb01854621804046e76806b62d [2018-10-25 00:04:13,316 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-25 00:04:13,321 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-25 00:04:13,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-25 00:04:13,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-25 00:04:13,331 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-25 00:04:13,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 12:04:13" (1/1) ... [2018-10-25 00:04:13,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b2e66ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:04:13, skipping insertion in model container [2018-10-25 00:04:13,336 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 12:04:13" (1/1) ... [2018-10-25 00:04:13,347 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-25 00:04:13,429 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-25 00:04:13,896 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-25 00:04:13,901 INFO L189 MainTranslator]: Completed pre-run [2018-10-25 00:04:14,020 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-25 00:04:14,040 INFO L193 MainTranslator]: Completed translation [2018-10-25 00:04:14,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:04:14 WrapperNode [2018-10-25 00:04:14,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-25 00:04:14,042 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-25 00:04:14,043 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-25 00:04:14,043 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-25 00:04:14,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:04:14" (1/1) ... [2018-10-25 00:04:14,082 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:04:14" (1/1) ... [2018-10-25 00:04:14,266 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-25 00:04:14,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-25 00:04:14,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-25 00:04:14,266 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-25 00:04:14,276 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:04:14" (1/1) ... [2018-10-25 00:04:14,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:04:14" (1/1) ... [2018-10-25 00:04:14,280 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:04:14" (1/1) ... [2018-10-25 00:04:14,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:04:14" (1/1) ... [2018-10-25 00:04:14,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:04:14" (1/1) ... [2018-10-25 00:04:14,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:04:14" (1/1) ... [2018-10-25 00:04:14,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:04:14" (1/1) ... [2018-10-25 00:04:14,364 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-25 00:04:14,368 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-25 00:04:14,368 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-25 00:04:14,369 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-25 00:04:14,370 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:04:14" (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 00:04:14,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-25 00:04:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-25 00:04:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-25 00:04:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-25 00:04:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-25 00:04:14,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-25 00:04:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-25 00:04:14,458 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-25 00:04:17,842 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-25 00:04:17,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 12:04:17 BoogieIcfgContainer [2018-10-25 00:04:17,843 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-25 00:04:17,844 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-25 00:04:17,844 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-25 00:04:17,848 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-25 00:04:17,848 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 12:04:13" (1/3) ... [2018-10-25 00:04:17,849 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fd63f76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 12:04:17, skipping insertion in model container [2018-10-25 00:04:17,849 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:04:14" (2/3) ... [2018-10-25 00:04:17,850 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fd63f76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 12:04:17, skipping insertion in model container [2018-10-25 00:04:17,850 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 12:04:17" (3/3) ... [2018-10-25 00:04:17,852 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label01_true-unreach-call_false-termination.c [2018-10-25 00:04:17,863 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-25 00:04:17,873 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-25 00:04:17,891 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-25 00:04:17,931 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-25 00:04:17,931 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-25 00:04:17,931 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-25 00:04:17,931 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-25 00:04:17,932 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-25 00:04:17,932 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-25 00:04:17,932 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-25 00:04:17,932 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-25 00:04:17,960 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-10-25 00:04:17,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-25 00:04:17,976 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:04:17,978 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:04:17,980 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:04:17,987 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:04:17,988 INFO L82 PathProgramCache]: Analyzing trace with hash -1161887336, now seen corresponding path program 1 times [2018-10-25 00:04:17,991 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:04:18,056 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:04:18,057 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:04:18,057 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:04:18,058 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:04:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:04:18,643 WARN L179 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-25 00:04:18,727 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 00:04:18,729 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 00:04:18,730 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-25 00:04:18,730 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:04:18,743 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-25 00:04:18,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-25 00:04:18,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:04:18,764 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-10-25 00:04:20,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:04:20,412 INFO L93 Difference]: Finished difference Result 626 states and 1068 transitions. [2018-10-25 00:04:20,415 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-25 00:04:20,416 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 120 [2018-10-25 00:04:20,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:04:20,437 INFO L225 Difference]: With dead ends: 626 [2018-10-25 00:04:20,437 INFO L226 Difference]: Without dead ends: 387 [2018-10-25 00:04:20,444 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:04:20,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2018-10-25 00:04:20,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 383. [2018-10-25 00:04:20,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2018-10-25 00:04:20,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 644 transitions. [2018-10-25 00:04:20,537 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 644 transitions. Word has length 120 [2018-10-25 00:04:20,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:04:20,539 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 644 transitions. [2018-10-25 00:04:20,539 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-25 00:04:20,539 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 644 transitions. [2018-10-25 00:04:20,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-25 00:04:20,549 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:04:20,549 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:04:20,550 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:04:20,550 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:04:20,551 INFO L82 PathProgramCache]: Analyzing trace with hash -875382257, now seen corresponding path program 1 times [2018-10-25 00:04:20,551 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:04:20,552 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:04:20,552 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:04:20,552 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:04:20,553 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:04:20,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:04:20,759 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 00:04:20,760 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 00:04:20,760 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-25 00:04:20,760 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:04:20,762 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-25 00:04:20,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-25 00:04:20,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-25 00:04:20,763 INFO L87 Difference]: Start difference. First operand 383 states and 644 transitions. Second operand 6 states. [2018-10-25 00:04:22,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:04:22,861 INFO L93 Difference]: Finished difference Result 1195 states and 2114 transitions. [2018-10-25 00:04:22,864 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-25 00:04:22,864 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 141 [2018-10-25 00:04:22,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:04:22,875 INFO L225 Difference]: With dead ends: 1195 [2018-10-25 00:04:22,875 INFO L226 Difference]: Without dead ends: 818 [2018-10-25 00:04:22,882 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 00:04:22,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 818 states. [2018-10-25 00:04:22,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 818 to 799. [2018-10-25 00:04:22,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 799 states. [2018-10-25 00:04:22,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 799 states and 1290 transitions. [2018-10-25 00:04:22,943 INFO L78 Accepts]: Start accepts. Automaton has 799 states and 1290 transitions. Word has length 141 [2018-10-25 00:04:22,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:04:22,943 INFO L481 AbstractCegarLoop]: Abstraction has 799 states and 1290 transitions. [2018-10-25 00:04:22,943 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-25 00:04:22,944 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1290 transitions. [2018-10-25 00:04:22,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-25 00:04:22,951 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:04:22,951 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:04:22,952 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:04:22,952 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:04:22,952 INFO L82 PathProgramCache]: Analyzing trace with hash 750553122, now seen corresponding path program 1 times [2018-10-25 00:04:22,953 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:04:22,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:04:22,954 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:04:22,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:04:22,954 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:04:22,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:04:23,322 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 00:04:23,323 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:04:23,323 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:04:23,326 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 151 with the following transitions: [2018-10-25 00:04:23,328 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], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [631], [633], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:04:23,410 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:04:23,410 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:04:24,072 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:04:24,074 INFO L272 AbstractInterpreter]: Visited 121 different actions 121 times. Never merged. Never widened. Never found a fixpoint. Largest state had 38 variables. [2018-10-25 00:04:24,118 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:04:24,118 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:04:24,687 INFO L232 lantSequenceWeakener]: Weakened 139 states. On average, predicates are now at 81.02% of their original sizes. [2018-10-25 00:04:24,687 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:04:24,810 INFO L413 sIntCurrentIteration]: We have 149 unified AI predicates [2018-10-25 00:04:24,810 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:04:24,811 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:04:24,811 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-10-25 00:04:24,811 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:04:24,812 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-25 00:04:24,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-25 00:04:24,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-25 00:04:24,813 INFO L87 Difference]: Start difference. First operand 799 states and 1290 transitions. Second operand 6 states. [2018-10-25 00:04:32,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:04:32,760 INFO L93 Difference]: Finished difference Result 1742 states and 2813 transitions. [2018-10-25 00:04:32,760 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-25 00:04:32,760 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 150 [2018-10-25 00:04:32,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:04:32,766 INFO L225 Difference]: With dead ends: 1742 [2018-10-25 00:04:32,766 INFO L226 Difference]: Without dead ends: 949 [2018-10-25 00:04:32,770 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 150 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-10-25 00:04:32,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 949 states. [2018-10-25 00:04:32,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 949 to 946. [2018-10-25 00:04:32,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 946 states. [2018-10-25 00:04:32,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1448 transitions. [2018-10-25 00:04:32,807 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1448 transitions. Word has length 150 [2018-10-25 00:04:32,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:04:32,809 INFO L481 AbstractCegarLoop]: Abstraction has 946 states and 1448 transitions. [2018-10-25 00:04:32,809 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-25 00:04:32,809 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1448 transitions. [2018-10-25 00:04:32,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-25 00:04:32,814 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:04:32,814 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:04:32,815 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:04:32,815 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:04:32,816 INFO L82 PathProgramCache]: Analyzing trace with hash 1374584278, now seen corresponding path program 1 times [2018-10-25 00:04:32,816 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:04:32,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:04:32,818 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:04:32,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:04:32,819 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:04:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:04:33,000 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 00:04:33,000 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:04:33,001 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:04:33,001 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 156 with the following transitions: [2018-10-25 00:04:33,002 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], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [631], [633], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:04:33,008 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:04:33,008 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:04:33,512 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:04:33,512 INFO L272 AbstractInterpreter]: Visited 124 different actions 242 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 00:04:33,539 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:04:33,539 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:04:34,041 INFO L232 lantSequenceWeakener]: Weakened 131 states. On average, predicates are now at 81.32% of their original sizes. [2018-10-25 00:04:34,042 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:04:36,379 INFO L413 sIntCurrentIteration]: We have 154 unified AI predicates [2018-10-25 00:04:36,379 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:04:36,380 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:04:36,380 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [6] total 22 [2018-10-25 00:04:36,380 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:04:36,380 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-10-25 00:04:36,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-10-25 00:04:36,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2018-10-25 00:04:36,381 INFO L87 Difference]: Start difference. First operand 946 states and 1448 transitions. Second operand 18 states. [2018-10-25 00:04:53,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:04:53,128 INFO L93 Difference]: Finished difference Result 2866 states and 4536 transitions. [2018-10-25 00:04:53,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-10-25 00:04:53,128 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 155 [2018-10-25 00:04:53,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:04:53,139 INFO L225 Difference]: With dead ends: 2866 [2018-10-25 00:04:53,139 INFO L226 Difference]: Without dead ends: 1926 [2018-10-25 00:04:53,144 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 170 GetRequests, 52 SyntacticMatches, 86 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 955 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=224, Invalid=898, Unknown=0, NotChecked=0, Total=1122 [2018-10-25 00:04:53,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1926 states. [2018-10-25 00:04:53,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1926 to 1906. [2018-10-25 00:04:53,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1906 states. [2018-10-25 00:04:53,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 1906 states and 2562 transitions. [2018-10-25 00:04:53,209 INFO L78 Accepts]: Start accepts. Automaton has 1906 states and 2562 transitions. Word has length 155 [2018-10-25 00:04:53,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:04:53,209 INFO L481 AbstractCegarLoop]: Abstraction has 1906 states and 2562 transitions. [2018-10-25 00:04:53,209 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-10-25 00:04:53,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 2562 transitions. [2018-10-25 00:04:53,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-25 00:04:53,218 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:04:53,218 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:04:53,219 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:04:53,219 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:04:53,219 INFO L82 PathProgramCache]: Analyzing trace with hash 1773152067, now seen corresponding path program 1 times [2018-10-25 00:04:53,219 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:04:53,220 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:04:53,220 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:04:53,220 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:04:53,221 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:04:53,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:04:53,398 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 00:04:53,398 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:04:53,398 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:04:53,399 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 161 with the following transitions: [2018-10-25 00:04:53,399 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], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [631], [633], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:04:53,404 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:04:53,404 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:04:53,839 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:04:53,839 INFO L272 AbstractInterpreter]: Visited 125 different actions 372 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 00:04:53,877 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:04:53,877 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:04:54,920 INFO L232 lantSequenceWeakener]: Weakened 5 states. On average, predicates are now at 82.78% of their original sizes. [2018-10-25 00:04:54,921 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:04:58,332 INFO L413 sIntCurrentIteration]: We have 159 unified AI predicates [2018-10-25 00:04:58,333 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:04:58,333 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:04:58,333 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [9] total 19 [2018-10-25 00:04:58,333 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:04:58,334 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-25 00:04:58,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-25 00:04:58,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2018-10-25 00:04:58,335 INFO L87 Difference]: Start difference. First operand 1906 states and 2562 transitions. Second operand 12 states. [2018-10-25 00:05:12,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:05:12,254 INFO L93 Difference]: Finished difference Result 4905 states and 7042 transitions. [2018-10-25 00:05:12,254 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-10-25 00:05:12,255 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 160 [2018-10-25 00:05:12,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:05:12,271 INFO L225 Difference]: With dead ends: 4905 [2018-10-25 00:05:12,271 INFO L226 Difference]: Without dead ends: 3307 [2018-10-25 00:05:12,278 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 163 GetRequests, 32 SyntacticMatches, 117 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 603 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2018-10-25 00:05:12,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3307 states. [2018-10-25 00:05:12,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3307 to 3281. [2018-10-25 00:05:12,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3281 states. [2018-10-25 00:05:12,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3281 states to 3281 states and 4254 transitions. [2018-10-25 00:05:12,374 INFO L78 Accepts]: Start accepts. Automaton has 3281 states and 4254 transitions. Word has length 160 [2018-10-25 00:05:12,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:05:12,375 INFO L481 AbstractCegarLoop]: Abstraction has 3281 states and 4254 transitions. [2018-10-25 00:05:12,375 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-25 00:05:12,375 INFO L276 IsEmpty]: Start isEmpty. Operand 3281 states and 4254 transitions. [2018-10-25 00:05:12,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-25 00:05:12,386 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:05:12,386 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:05:12,387 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:05:12,387 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:05:12,387 INFO L82 PathProgramCache]: Analyzing trace with hash 1281810536, now seen corresponding path program 1 times [2018-10-25 00:05:12,387 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:05:12,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:05:12,388 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:05:12,389 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:05:12,389 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:05:12,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:05:12,584 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-25 00:05:12,670 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 00:05:12,671 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:05:12,671 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:05:12,671 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 188 with the following transitions: [2018-10-25 00:05:12,671 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], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [631], [633], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:05:12,676 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:05:12,676 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:05:13,055 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:05:13,055 INFO L272 AbstractInterpreter]: Visited 126 different actions 373 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 00:05:13,061 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:05:13,062 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:05:13,062 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:05:13,062 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 00:05:13,073 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:05:13,073 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:05:13,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:05:13,180 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:05:13,559 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 00:05:13,560 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:05:14,001 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 00:05:14,041 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:05:14,042 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-10-25 00:05:14,042 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:05:14,043 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-25 00:05:14,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-25 00:05:14,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-10-25 00:05:14,045 INFO L87 Difference]: Start difference. First operand 3281 states and 4254 transitions. Second operand 9 states. [2018-10-25 00:05:16,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:05:16,738 INFO L93 Difference]: Finished difference Result 6420 states and 8761 transitions. [2018-10-25 00:05:16,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-25 00:05:16,745 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 187 [2018-10-25 00:05:16,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:05:16,769 INFO L225 Difference]: With dead ends: 6420 [2018-10-25 00:05:16,769 INFO L226 Difference]: Without dead ends: 4065 [2018-10-25 00:05:16,779 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 387 GetRequests, 373 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2018-10-25 00:05:16,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4065 states. [2018-10-25 00:05:16,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4065 to 4008. [2018-10-25 00:05:16,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4008 states. [2018-10-25 00:05:16,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 4008 states and 5199 transitions. [2018-10-25 00:05:16,910 INFO L78 Accepts]: Start accepts. Automaton has 4008 states and 5199 transitions. Word has length 187 [2018-10-25 00:05:16,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:05:16,910 INFO L481 AbstractCegarLoop]: Abstraction has 4008 states and 5199 transitions. [2018-10-25 00:05:16,910 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-25 00:05:16,910 INFO L276 IsEmpty]: Start isEmpty. Operand 4008 states and 5199 transitions. [2018-10-25 00:05:16,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-10-25 00:05:16,924 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:05:16,924 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:05:16,925 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:05:16,925 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:05:16,925 INFO L82 PathProgramCache]: Analyzing trace with hash 1019910135, now seen corresponding path program 1 times [2018-10-25 00:05:16,925 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:05:16,926 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:05:16,926 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:05:16,926 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:05:16,926 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:05:16,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:05:17,154 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 76 proven. 36 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-25 00:05:17,154 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:05:17,154 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:05:17,155 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 190 with the following transitions: [2018-10-25 00:05:17,155 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [13], [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], [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], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [631], [633], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:05:17,160 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:05:17,161 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:05:17,910 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:05:17,910 INFO L272 AbstractInterpreter]: Visited 129 different actions 387 times. Merged at 9 different actions 28 times. Widened at 1 different actions 1 times. Found 5 fixpoints after 4 different actions. Largest state had 38 variables. [2018-10-25 00:05:17,940 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:05:17,940 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:05:17,940 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:05:17,941 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 00:05:17,959 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:05:17,959 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:05:18,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:05:18,056 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:05:18,277 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-25 00:05:18,278 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:05:18,996 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 88 proven. 10 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-10-25 00:05:19,017 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:05:19,018 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 14 [2018-10-25 00:05:19,018 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:05:19,019 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-25 00:05:19,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-25 00:05:19,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-10-25 00:05:19,020 INFO L87 Difference]: Start difference. First operand 4008 states and 5199 transitions. Second operand 11 states. [2018-10-25 00:05:25,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:05:25,694 INFO L93 Difference]: Finished difference Result 11205 states and 16457 transitions. [2018-10-25 00:05:25,695 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-10-25 00:05:25,695 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 189 [2018-10-25 00:05:25,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:05:25,721 INFO L225 Difference]: With dead ends: 11205 [2018-10-25 00:05:25,721 INFO L226 Difference]: Without dead ends: 5590 [2018-10-25 00:05:25,750 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 426 GetRequests, 389 SyntacticMatches, 3 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 254 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=284, Invalid=976, Unknown=0, NotChecked=0, Total=1260 [2018-10-25 00:05:25,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5590 states. [2018-10-25 00:05:25,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5590 to 5173. [2018-10-25 00:05:25,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5173 states. [2018-10-25 00:05:25,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5173 states to 5173 states and 6178 transitions. [2018-10-25 00:05:25,897 INFO L78 Accepts]: Start accepts. Automaton has 5173 states and 6178 transitions. Word has length 189 [2018-10-25 00:05:25,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:05:25,898 INFO L481 AbstractCegarLoop]: Abstraction has 5173 states and 6178 transitions. [2018-10-25 00:05:25,898 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-25 00:05:25,898 INFO L276 IsEmpty]: Start isEmpty. Operand 5173 states and 6178 transitions. [2018-10-25 00:05:25,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-25 00:05:25,914 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:05:25,914 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:05:25,914 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:05:25,914 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:05:25,915 INFO L82 PathProgramCache]: Analyzing trace with hash 762730189, now seen corresponding path program 1 times [2018-10-25 00:05:25,915 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:05:25,916 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:05:25,916 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:05:25,916 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:05:25,916 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:05:25,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:05:26,596 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 104 proven. 44 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-10-25 00:05:26,597 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:05:26,597 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:05:26,597 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 226 with the following transitions: [2018-10-25 00:05:26,598 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [9], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [45], [50], [52], [53], [56], [59], [63], [64], [68], [72], [76], [80], [84], [88], [92], [96], [99], [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], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [631], [633], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:05:26,600 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:05:26,600 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:05:27,403 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:05:27,403 INFO L272 AbstractInterpreter]: Visited 132 different actions 667 times. Merged at 11 different actions 67 times. Widened at 1 different actions 4 times. Found 16 fixpoints after 4 different actions. Largest state had 38 variables. [2018-10-25 00:05:27,410 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:05:27,410 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:05:29,782 INFO L232 lantSequenceWeakener]: Weakened 1 states. On average, predicates are now at 83.33% of their original sizes. [2018-10-25 00:05:29,782 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:05:34,665 INFO L413 sIntCurrentIteration]: We have 224 unified AI predicates [2018-10-25 00:05:34,665 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:05:34,666 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:05:34,666 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [9] total 22 [2018-10-25 00:05:34,666 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:05:34,666 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-10-25 00:05:34,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-10-25 00:05:34,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2018-10-25 00:05:34,667 INFO L87 Difference]: Start difference. First operand 5173 states and 6178 transitions. Second operand 15 states. [2018-10-25 00:05:46,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:05:46,273 INFO L93 Difference]: Finished difference Result 8505 states and 10302 transitions. [2018-10-25 00:05:46,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-10-25 00:05:46,274 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 225 [2018-10-25 00:05:46,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:05:46,275 INFO L225 Difference]: With dead ends: 8505 [2018-10-25 00:05:46,275 INFO L226 Difference]: Without dead ends: 0 [2018-10-25 00:05:46,293 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 234 GetRequests, 58 SyntacticMatches, 153 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1170 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=133, Invalid=467, Unknown=0, NotChecked=0, Total=600 [2018-10-25 00:05:46,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-25 00:05:46,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-25 00:05:46,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-25 00:05:46,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-25 00:05:46,294 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 225 [2018-10-25 00:05:46,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:05:46,294 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-25 00:05:46,294 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-10-25 00:05:46,294 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-25 00:05:46,294 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-25 00:05:46,300 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-25 00:05:46,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:46,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,189 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 125 [2018-10-25 00:05:47,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:05:47,343 WARN L179 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 142 [2018-10-25 00:05:47,970 WARN L179 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 49 [2018-10-25 00:05:48,247 WARN L179 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 77 [2018-10-25 00:05:53,239 WARN L179 SmtUtils]: Spent 4.97 s on a formula simplification. DAG size of input: 281 DAG size of output: 125 [2018-10-25 00:05:54,173 WARN L179 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 100 [2018-10-25 00:05:55,208 WARN L179 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 172 DAG size of output: 107 [2018-10-25 00:05:55,211 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-25 00:05:55,212 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a17~0 |old(~a17~0)|) (= |old(~a28~0)| ~a28~0) (= |old(~a19~0)| ~a19~0) (= |old(~a25~0)| ~a25~0)) [2018-10-25 00:05:55,212 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-25 00:05:55,212 INFO L425 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,212 INFO L425 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,212 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,212 INFO L425 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,212 INFO L425 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,212 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-10-25 00:05:55,212 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-10-25 00:05:55,212 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-10-25 00:05:55,213 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-10-25 00:05:55,213 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-10-25 00:05:55,213 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-10-25 00:05:55,213 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-10-25 00:05:55,213 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-10-25 00:05:55,213 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-10-25 00:05:55,213 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-10-25 00:05:55,213 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-10-25 00:05:55,213 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-10-25 00:05:55,213 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-10-25 00:05:55,213 INFO L425 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,213 INFO L425 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,214 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,214 INFO L425 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,214 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-10-25 00:05:55,214 INFO L425 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,214 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-10-25 00:05:55,214 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-10-25 00:05:55,214 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-10-25 00:05:55,214 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-10-25 00:05:55,214 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-10-25 00:05:55,214 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-10-25 00:05:55,214 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-10-25 00:05:55,214 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-10-25 00:05:55,214 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-10-25 00:05:55,215 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-10-25 00:05:55,215 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-10-25 00:05:55,215 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-10-25 00:05:55,215 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-10-25 00:05:55,215 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-10-25 00:05:55,215 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-10-25 00:05:55,215 INFO L425 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,215 INFO L425 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,215 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,216 INFO L425 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,216 INFO L425 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,216 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-10-25 00:05:55,216 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-10-25 00:05:55,216 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-10-25 00:05:55,216 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-10-25 00:05:55,216 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-10-25 00:05:55,216 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-10-25 00:05:55,216 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-10-25 00:05:55,217 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-10-25 00:05:55,217 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-10-25 00:05:55,217 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-10-25 00:05:55,217 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-10-25 00:05:55,217 INFO L425 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,217 INFO L425 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,218 INFO L425 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,218 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,218 INFO L425 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,218 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-10-25 00:05:55,218 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-10-25 00:05:55,218 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-10-25 00:05:55,218 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-10-25 00:05:55,219 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-10-25 00:05:55,219 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-10-25 00:05:55,219 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-10-25 00:05:55,219 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-10-25 00:05:55,219 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-10-25 00:05:55,219 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-10-25 00:05:55,219 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-10-25 00:05:55,219 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-10-25 00:05:55,219 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-10-25 00:05:55,219 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,219 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,219 INFO L425 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,220 INFO L425 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,220 INFO L425 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,220 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-10-25 00:05:55,220 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-10-25 00:05:55,220 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-10-25 00:05:55,220 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-10-25 00:05:55,220 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-10-25 00:05:55,220 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-10-25 00:05:55,220 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-10-25 00:05:55,221 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-10-25 00:05:55,221 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-10-25 00:05:55,221 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-10-25 00:05:55,221 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-10-25 00:05:55,221 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-10-25 00:05:55,221 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-10-25 00:05:55,221 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-10-25 00:05:55,221 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-10-25 00:05:55,221 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-10-25 00:05:55,222 INFO L425 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,222 INFO L425 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,222 INFO L425 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,222 INFO L425 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,222 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-10-25 00:05:55,222 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,222 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-10-25 00:05:55,222 INFO L425 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,222 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-10-25 00:05:55,223 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-10-25 00:05:55,223 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-10-25 00:05:55,223 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,223 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,223 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-10-25 00:05:55,223 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-10-25 00:05:55,223 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-10-25 00:05:55,223 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-10-25 00:05:55,223 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-10-25 00:05:55,224 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-10-25 00:05:55,224 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-10-25 00:05:55,224 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-10-25 00:05:55,224 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-10-25 00:05:55,224 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-10-25 00:05:55,224 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-10-25 00:05:55,224 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,224 INFO L425 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,224 INFO L425 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,224 INFO L425 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,225 INFO L425 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,225 INFO L425 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,225 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-10-25 00:05:55,225 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-10-25 00:05:55,225 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-10-25 00:05:55,225 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-10-25 00:05:55,225 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-10-25 00:05:55,225 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-10-25 00:05:55,225 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-10-25 00:05:55,226 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 511) no Hoare annotation was computed. [2018-10-25 00:05:55,226 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-10-25 00:05:55,226 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-10-25 00:05:55,226 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-10-25 00:05:55,226 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-10-25 00:05:55,226 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,226 INFO L425 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,226 INFO L425 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,226 INFO L425 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,226 INFO L425 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,227 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,227 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-10-25 00:05:55,227 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-10-25 00:05:55,227 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-10-25 00:05:55,227 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-10-25 00:05:55,227 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-10-25 00:05:55,227 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-10-25 00:05:55,227 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-10-25 00:05:55,227 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-10-25 00:05:55,227 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-10-25 00:05:55,228 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-10-25 00:05:55,228 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-10-25 00:05:55,228 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-10-25 00:05:55,228 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-10-25 00:05:55,228 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-10-25 00:05:55,228 INFO L425 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,228 INFO L425 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,228 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,229 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse16 (= 1 |old(~a19~0)|))) (let ((.cse4 (= ~a17~0 8)) (.cse25 (= ~v~0 22)) (.cse24 (= ~u~0 21)) (.cse17 (= ~a21~0 1)) (.cse18 (= ~y~0 25)) (.cse23 (= |calculate_output_#in~input| 0)) (.cse20 (= ~a~0 1)) (.cse26 (= ~x~0 24)) (.cse19 (= ~e~0 5)) (.cse21 (= ~d~0 4)) (.cse22 (= ~w~0 23)) (.cse3 (= |old(~a28~0)| ~a28~0)) (.cse2 (= |old(~a19~0)| ~a19~0)) (.cse1 (= |old(~a25~0)| ~a25~0)) (.cse15 (not .cse16)) (.cse27 (not (= 8 |old(~a17~0)|)))) (let ((.cse8 (= 8 |old(~a28~0)|)) (.cse10 (or (not (= 1 ~a21~0)) .cse15 (= 0 |old(~a28~0)|) .cse27)) (.cse13 (not (= 0 |old(~a11~0)|))) (.cse14 (= ~a11~0 0)) (.cse6 (< |old(~a19~0)| 1)) (.cse7 (and (<= ~a17~0 |old(~a17~0)|) .cse3 .cse2 .cse1)) (.cse9 (< 7 |old(~a17~0)|)) (.cse0 (< 10 |old(~a28~0)|)) (.cse5 (or (not .cse25) (not .cse24) (not .cse17) (not .cse18) (= |old(~a28~0)| 0) (not (= 3 ~c~0)) .cse23 (not .cse20) (not (= 26 ~z~0)) (not .cse26) .cse27 (not .cse19) (not .cse21) (not (= 6 ~f~0)) (not .cse22))) (.cse12 (= 1 |old(~a25~0)|)) (.cse11 (and .cse3 .cse2 .cse1 (and .cse17 (= |old(~a17~0)| 8) .cse18 .cse19 .cse20 .cse21 .cse22 (= ~z~0 26) (= ~f~0 6) (not .cse23) .cse24 .cse25 .cse26 (= ~c~0 3) (not (= ~a28~0 0)) .cse4)))) (and (or .cse0 (and .cse1 .cse2 .cse3 .cse4) .cse5 .cse6) (or .cse0 .cse7 .cse8 .cse9) (or (not (= |old(~a19~0)| 1)) .cse8 .cse7 .cse9) (or .cse10 (and .cse3 (and .cse4 (= ~a19~0 1)) .cse1) .cse5) (or .cse0 .cse11 .cse8 .cse5) (or (or (not (= 11 |old(~a28~0)|)) (not .cse12) .cse13) .cse5 .cse14 .cse10) (or .cse7 (< 0 |old(~a19~0)|) .cse9 .cse12) (or .cse0 (or .cse15 .cse13) .cse14 .cse5) (or .cse0 .cse16 .cse7 .cse6 .cse9) (or .cse0 .cse7 .cse9 .cse12) (or .cse0 .cse5 .cse12 .cse11))))) [2018-10-25 00:05:55,229 INFO L425 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,229 INFO L425 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,229 INFO L425 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,229 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-10-25 00:05:55,229 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-10-25 00:05:55,229 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-10-25 00:05:55,230 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-10-25 00:05:55,230 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-10-25 00:05:55,230 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-10-25 00:05:55,230 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-10-25 00:05:55,230 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-10-25 00:05:55,230 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-10-25 00:05:55,230 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-10-25 00:05:55,230 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-10-25 00:05:55,230 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-10-25 00:05:55,230 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-10-25 00:05:55,231 INFO L425 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,231 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,231 INFO L425 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,231 INFO L425 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,231 INFO L425 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,231 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,231 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-10-25 00:05:55,231 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-10-25 00:05:55,231 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-10-25 00:05:55,231 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-10-25 00:05:55,231 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-10-25 00:05:55,232 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-10-25 00:05:55,232 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-10-25 00:05:55,232 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-10-25 00:05:55,232 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-10-25 00:05:55,232 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-10-25 00:05:55,232 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-10-25 00:05:55,232 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-10-25 00:05:55,232 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-10-25 00:05:55,232 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-10-25 00:05:55,232 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-10-25 00:05:55,233 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-10-25 00:05:55,233 INFO L425 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,233 INFO L425 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,233 INFO L425 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,233 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,233 INFO L425 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:05:55,233 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-10-25 00:05:55,233 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-10-25 00:05:55,233 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-10-25 00:05:55,233 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-10-25 00:05:55,234 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-10-25 00:05:55,234 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-10-25 00:05:55,234 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-10-25 00:05:55,234 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-10-25 00:05:55,234 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-10-25 00:05:55,234 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-10-25 00:05:55,234 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-10-25 00:05:55,234 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-10-25 00:05:55,234 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-10-25 00:05:55,234 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-10-25 00:05:55,234 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-10-25 00:05:55,234 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-10-25 00:05:55,235 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-10-25 00:05:55,235 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-10-25 00:05:55,235 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-10-25 00:05:55,235 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-25 00:05:55,235 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 00:05:55,235 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-25 00:05:55,235 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-25 00:05:55,236 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (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)) (and (= ~a11~0 0) (= ~a25~0 0) (= ~a19~0 1) (= |old(~a28~0)| ~a28~0) (= ~a17~0 8)) (not (= |old(~a28~0)| 7)) (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))) [2018-10-25 00:05:55,236 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-10-25 00:05:55,236 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse3 (not (= ~a28~0 8))) (.cse0 (<= ~a17~0 7)) (.cse1 (not (= ~a25~0 1))) (.cse8 (= ~a19~0 1)) (.cse2 (<= ~a28~0 10)) (.cse9 (<= 1 ~a19~0)) (.cse4 (not (= main_~input~0 0))) (.cse5 (not (= main_~output~0 0))) (.cse6 (not (= ~a28~0 0))) (.cse7 (= ~a17~0 8))) (or (and .cse0 .cse1 .cse2) (and .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse2 .cse3) (not (= ~a21~0 1)) (not (= ~y~0 25)) (and (not .cse8) .cse0 .cse2 .cse9) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (and (= |old(~a19~0)| ~a19~0) .cse0 .cse3) (not (= ~e~0 5)) (not (= ~d~0 4)) (and .cse0 (<= ~a19~0 0) .cse1) (not (= 21 ~u~0)) (not (= 22 ~v~0)) (not (= |old(~a11~0)| 0)) (and (= (+ main_~output~0 1) 0) (= ~a11~0 0) (= ~a25~0 0) .cse8 (= ~a28~0 7) .cse7) (and .cse2 .cse4 .cse1 .cse5 .cse6 .cse7) (not (= ~z~0 26)) (and .cse8 .cse4 .cse5 .cse6 .cse7) (not (= 0 |old(~a25~0)|)) (not (= 3 ~c~0)) (and .cse2 .cse9 .cse4 .cse5 .cse6 .cse7) (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 00:05:55,236 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-10-25 00:05:55,236 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-10-25 00:05:55,237 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse3 (not (= ~a28~0 8))) (.cse0 (<= ~a17~0 7)) (.cse1 (not (= ~a25~0 1))) (.cse8 (= ~a19~0 1)) (.cse2 (<= ~a28~0 10)) (.cse9 (<= 1 ~a19~0)) (.cse4 (not (= main_~input~0 0))) (.cse5 (not (= main_~output~0 0))) (.cse6 (not (= ~a28~0 0))) (.cse7 (= ~a17~0 8))) (or (and .cse0 .cse1 .cse2) (and .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse2 .cse3) (not (= ~a21~0 1)) (not (= ~y~0 25)) (and (not .cse8) .cse0 .cse2 .cse9) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (and (= |old(~a19~0)| ~a19~0) .cse0 .cse3) (not (= ~e~0 5)) (not (= ~d~0 4)) (and .cse0 (<= ~a19~0 0) .cse1) (not (= 21 ~u~0)) (not (= 22 ~v~0)) (not (= |old(~a11~0)| 0)) (and .cse2 .cse4 .cse1 .cse5 .cse6 .cse7) (not (= ~z~0 26)) (and .cse8 .cse4 .cse5 .cse6 .cse7) (not (= 0 |old(~a25~0)|)) (not (= 3 ~c~0)) (and .cse2 .cse9 .cse4 .cse5 .cse6 .cse7) (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 00:05:55,237 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-10-25 00:05:55,237 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-10-25 00:05:55,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 12:05:55 BoogieIcfgContainer [2018-10-25 00:05:55,254 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-25 00:05:55,255 INFO L168 Benchmark]: Toolchain (without parser) took 101938.58 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 2.2 GB in the end (delta: -740.0 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2018-10-25 00:05:55,256 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-25 00:05:55,257 INFO L168 Benchmark]: CACSL2BoogieTranslator took 719.59 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 00:05:55,257 INFO L168 Benchmark]: Boogie Procedure Inliner took 223.54 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 735.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -810.4 MB). Peak memory consumption was 18.8 MB. Max. memory is 7.1 GB. [2018-10-25 00:05:55,258 INFO L168 Benchmark]: Boogie Preprocessor took 101.62 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. [2018-10-25 00:05:55,259 INFO L168 Benchmark]: RCFGBuilder took 3475.00 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 106.0 MB). Peak memory consumption was 106.0 MB. Max. memory is 7.1 GB. [2018-10-25 00:05:55,260 INFO L168 Benchmark]: TraceAbstraction took 97409.78 ms. Allocated memory was 2.3 GB in the beginning and 4.0 GB in the end (delta: 1.8 GB). Free memory was 2.1 GB in the beginning and 2.2 GB in the end (delta: -80.8 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2018-10-25 00:05:55,270 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 719.59 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 223.54 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 735.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -810.4 MB). Peak memory consumption was 18.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 101.62 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3475.00 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 106.0 MB). Peak memory consumption was 106.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 97409.78 ms. Allocated memory was 2.3 GB in the beginning and 4.0 GB in the end (delta: 1.8 GB). Free memory was 2.1 GB in the beginning and 2.2 GB in the end (delta: -80.8 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 511]: 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: (((((((((((((((((((((((((((a17 <= 7 && !(a25 == 1)) && a28 <= 10) || (((((a28 <= 10 && !(a28 == 8)) && !(input == 0)) && !(output == 0)) && !(a28 == 0)) && a17 == 8)) || ((a17 <= 7 && a28 <= 10) && !(a28 == 8))) || !(a21 == 1)) || !(y == 25)) || (((!(a19 == 1) && a17 <= 7) && a28 <= 10) && 1 <= a19)) || !(1 == \old(a19))) || !(x == 24)) || ((\old(a19) == a19 && a17 <= 7) && !(a28 == 8))) || !(e == 5)) || !(d == 4)) || ((a17 <= 7 && a19 <= 0) && !(a25 == 1))) || !(21 == u)) || !(22 == v)) || !(\old(a11) == 0)) || (((((output + 1 == 0 && a11 == 0) && a25 == 0) && a19 == 1) && a28 == 7) && a17 == 8)) || (((((a28 <= 10 && !(input == 0)) && !(a25 == 1)) && !(output == 0)) && !(a28 == 0)) && a17 == 8)) || !(z == 26)) || ((((a19 == 1 && !(input == 0)) && !(output == 0)) && !(a28 == 0)) && a17 == 8)) || !(0 == \old(a25))) || !(3 == c)) || (((((a28 <= 10 && 1 <= a19) && !(input == 0)) && !(output == 0)) && !(a28 == 0)) && a17 == 8)) || !(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, 97.3s OverallTime, 8 OverallIterations, 7 TraceHistogramMax, 63.5s AutomataDifference, 0.0s DeadEndRemovalTime, 8.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 1259 SDtfs, 9605 SDslu, 1882 SDs, 0 SdLazy, 15565 SolverSat, 2271 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 24.4s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 1545 GetRequests, 1053 SyntacticMatches, 364 SemanticMatches, 128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3014 ImplicationChecksByTransitivity, 13.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5173occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 3.8s AbstIntTime, 6 AbstIntIterations, 4 AbstIntStrong, 0.9962928803810386 AbsIntWeakeningRatio, 0.2434402332361516 AbsIntAvgWeakeningVarsNumRemoved, 6.567055393586005 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 8 MinimizatonAttempts, 546 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 126 PreInvPairs, 212 NumberOfFragments, 1325 HoareAnnotationTreeSize, 126 FomulaSimplifications, 31382 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 28842 FormulaSimplificationTreeSizeReductionInter, 7.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 1703 NumberOfCodeBlocks, 1703 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2067 ConstructedInterpolants, 0 QuantifiedInterpolants, 603671 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1025 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 12 InterpolantComputations, 2 PerfectInterpolantSequences, 952/1103 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...