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/Problem11_label27_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-27 07:35:13,443 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 07:35:13,450 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 07:35:13,464 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 07:35:13,464 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 07:35:13,466 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 07:35:13,467 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 07:35:13,469 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 07:35:13,471 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 07:35:13,472 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 07:35:13,473 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 07:35:13,473 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 07:35:13,474 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 07:35:13,475 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 07:35:13,476 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 07:35:13,477 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 07:35:13,478 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 07:35:13,480 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 07:35:13,482 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 07:35:13,484 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 07:35:13,485 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 07:35:13,486 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 07:35:13,489 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 07:35:13,489 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 07:35:13,489 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 07:35:13,491 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 07:35:13,492 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 07:35:13,493 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 07:35:13,494 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 07:35:13,495 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 07:35:13,495 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 07:35:13,496 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 07:35:13,496 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 07:35:13,496 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 07:35:13,497 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 07:35:13,498 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 07:35:13,498 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 [2018-10-27 07:35:13,514 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 07:35:13,515 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 07:35:13,515 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 07:35:13,516 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 07:35:13,516 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 07:35:13,516 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 07:35:13,516 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-27 07:35:13,516 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 07:35:13,517 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-27 07:35:13,517 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 07:35:13,517 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-27 07:35:13,517 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 07:35:13,517 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 07:35:13,518 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 07:35:13,518 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 07:35:13,519 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 07:35:13,519 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 07:35:13,519 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 07:35:13,519 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 07:35:13,519 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 07:35:13,520 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 07:35:13,520 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 07:35:13,520 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 07:35:13,520 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 07:35:13,520 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 07:35:13,520 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 07:35:13,521 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 07:35:13,521 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 07:35:13,521 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 07:35:13,521 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 07:35:13,521 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 07:35:13,522 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 07:35:13,522 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 07:35:13,522 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 07:35:13,522 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-27 07:35:13,522 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-27 07:35:13,570 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 07:35:13,586 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 07:35:13,590 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 07:35:13,592 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 07:35:13,593 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 07:35:13,595 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label27_true-unreach-call.c [2018-10-27 07:35:13,654 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/84b4b6aca/f328068cc32148dc97cce28aaaf53cf7/FLAG206cb10f4 [2018-10-27 07:35:14,259 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 07:35:14,260 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem11_label27_true-unreach-call.c [2018-10-27 07:35:14,277 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/84b4b6aca/f328068cc32148dc97cce28aaaf53cf7/FLAG206cb10f4 [2018-10-27 07:35:14,293 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/84b4b6aca/f328068cc32148dc97cce28aaaf53cf7 [2018-10-27 07:35:14,304 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 07:35:14,306 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-27 07:35:14,307 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 07:35:14,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 07:35:14,311 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 07:35:14,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 07:35:14" (1/1) ... [2018-10-27 07:35:14,316 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c4dd763 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:35:14, skipping insertion in model container [2018-10-27 07:35:14,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 07:35:14" (1/1) ... [2018-10-27 07:35:14,327 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 07:35:14,392 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 07:35:14,997 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 07:35:15,002 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 07:35:15,203 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 07:35:15,223 INFO L193 MainTranslator]: Completed translation [2018-10-27 07:35:15,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:35:15 WrapperNode [2018-10-27 07:35:15,224 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 07:35:15,225 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 07:35:15,225 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 07:35:15,225 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 07:35:15,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:35:15" (1/1) ... [2018-10-27 07:35:15,276 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:35:15" (1/1) ... [2018-10-27 07:35:15,499 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 07:35:15,499 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 07:35:15,499 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 07:35:15,499 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 07:35:15,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:35:15" (1/1) ... [2018-10-27 07:35:15,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:35:15" (1/1) ... [2018-10-27 07:35:15,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:35:15" (1/1) ... [2018-10-27 07:35:15,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:35:15" (1/1) ... [2018-10-27 07:35:15,575 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:35:15" (1/1) ... [2018-10-27 07:35:15,598 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:35:15" (1/1) ... [2018-10-27 07:35:15,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:35:15" (1/1) ... [2018-10-27 07:35:15,632 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 07:35:15,632 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 07:35:15,633 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 07:35:15,633 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 07:35:15,634 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:35:15" (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 [2018-10-27 07:35:15,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 07:35:15,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 07:35:15,711 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-27 07:35:15,711 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-27 07:35:15,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 07:35:15,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 07:35:15,712 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 07:35:15,712 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 07:35:20,399 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 07:35:20,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 07:35:20 BoogieIcfgContainer [2018-10-27 07:35:20,400 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 07:35:20,401 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 07:35:20,401 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 07:35:20,405 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 07:35:20,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 07:35:14" (1/3) ... [2018-10-27 07:35:20,406 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44717f1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 07:35:20, skipping insertion in model container [2018-10-27 07:35:20,407 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:35:15" (2/3) ... [2018-10-27 07:35:20,407 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44717f1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 07:35:20, skipping insertion in model container [2018-10-27 07:35:20,407 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 07:35:20" (3/3) ... [2018-10-27 07:35:20,409 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label27_true-unreach-call.c [2018-10-27 07:35:20,420 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 07:35:20,429 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 07:35:20,447 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 07:35:20,489 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 07:35:20,490 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 07:35:20,490 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 07:35:20,490 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 07:35:20,491 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 07:35:20,491 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 07:35:20,491 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 07:35:20,491 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 07:35:20,521 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states. [2018-10-27 07:35:20,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-10-27 07:35:20,531 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:35:20,532 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] [2018-10-27 07:35:20,535 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:35:20,541 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:35:20,542 INFO L82 PathProgramCache]: Analyzing trace with hash 266493369, now seen corresponding path program 1 times [2018-10-27 07:35:20,545 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:35:20,599 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:35:20,599 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:35:20,600 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:35:20,600 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:35:20,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:35:21,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:35:21,039 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 07:35:21,039 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-27 07:35:21,040 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 07:35:21,047 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-27 07:35:21,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-27 07:35:21,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-27 07:35:21,071 INFO L87 Difference]: Start difference. First operand 293 states. Second operand 4 states. [2018-10-27 07:35:24,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:35:24,387 INFO L93 Difference]: Finished difference Result 996 states and 1776 transitions. [2018-10-27 07:35:24,395 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-27 07:35:24,397 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 49 [2018-10-27 07:35:24,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:35:24,422 INFO L225 Difference]: With dead ends: 996 [2018-10-27 07:35:24,423 INFO L226 Difference]: Without dead ends: 697 [2018-10-27 07:35:24,433 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-27 07:35:24,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 697 states. [2018-10-27 07:35:24,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 697 to 481. [2018-10-27 07:35:24,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 481 states. [2018-10-27 07:35:24,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 742 transitions. [2018-10-27 07:35:24,547 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 742 transitions. Word has length 49 [2018-10-27 07:35:24,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:35:24,548 INFO L481 AbstractCegarLoop]: Abstraction has 481 states and 742 transitions. [2018-10-27 07:35:24,548 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-27 07:35:24,548 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 742 transitions. [2018-10-27 07:35:24,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-27 07:35:24,558 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:35:24,563 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 07:35:24,563 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:35:24,564 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:35:24,565 INFO L82 PathProgramCache]: Analyzing trace with hash 1615287979, now seen corresponding path program 1 times [2018-10-27 07:35:24,565 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:35:24,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:35:24,566 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:35:24,567 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:35:24,567 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:35:24,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:35:24,919 WARN L179 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-27 07:35:24,987 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:35:24,987 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 07:35:24,987 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-27 07:35:24,987 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 07:35:24,989 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 07:35:24,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 07:35:24,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-27 07:35:24,991 INFO L87 Difference]: Start difference. First operand 481 states and 742 transitions. Second operand 6 states. [2018-10-27 07:35:29,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:35:29,042 INFO L93 Difference]: Finished difference Result 1725 states and 2777 transitions. [2018-10-27 07:35:29,044 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 07:35:29,044 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 122 [2018-10-27 07:35:29,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:35:29,056 INFO L225 Difference]: With dead ends: 1725 [2018-10-27 07:35:29,056 INFO L226 Difference]: Without dead ends: 1250 [2018-10-27 07:35:29,062 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-27 07:35:29,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1250 states. [2018-10-27 07:35:29,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1250 to 1231. [2018-10-27 07:35:29,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1231 states. [2018-10-27 07:35:29,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 1231 states and 1812 transitions. [2018-10-27 07:35:29,161 INFO L78 Accepts]: Start accepts. Automaton has 1231 states and 1812 transitions. Word has length 122 [2018-10-27 07:35:29,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:35:29,162 INFO L481 AbstractCegarLoop]: Abstraction has 1231 states and 1812 transitions. [2018-10-27 07:35:29,162 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 07:35:29,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1812 transitions. [2018-10-27 07:35:29,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-27 07:35:29,166 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:35:29,166 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 07:35:29,167 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:35:29,167 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:35:29,167 INFO L82 PathProgramCache]: Analyzing trace with hash 1254054036, now seen corresponding path program 1 times [2018-10-27 07:35:29,167 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:35:29,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:35:29,168 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:35:29,169 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:35:29,169 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:35:29,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:35:29,381 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:35:29,381 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 07:35:29,381 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-27 07:35:29,381 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 07:35:29,382 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-27 07:35:29,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-27 07:35:29,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-27 07:35:29,383 INFO L87 Difference]: Start difference. First operand 1231 states and 1812 transitions. Second operand 4 states. [2018-10-27 07:35:32,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:35:32,268 INFO L93 Difference]: Finished difference Result 3241 states and 4920 transitions. [2018-10-27 07:35:32,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-27 07:35:32,278 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 123 [2018-10-27 07:35:32,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:35:32,298 INFO L225 Difference]: With dead ends: 3241 [2018-10-27 07:35:32,299 INFO L226 Difference]: Without dead ends: 2016 [2018-10-27 07:35:32,308 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-27 07:35:32,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2016 states. [2018-10-27 07:35:32,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2016 to 2001. [2018-10-27 07:35:32,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2001 states. [2018-10-27 07:35:32,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 2001 states and 2887 transitions. [2018-10-27 07:35:32,383 INFO L78 Accepts]: Start accepts. Automaton has 2001 states and 2887 transitions. Word has length 123 [2018-10-27 07:35:32,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:35:32,384 INFO L481 AbstractCegarLoop]: Abstraction has 2001 states and 2887 transitions. [2018-10-27 07:35:32,384 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-27 07:35:32,384 INFO L276 IsEmpty]: Start isEmpty. Operand 2001 states and 2887 transitions. [2018-10-27 07:35:32,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-27 07:35:32,388 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:35:32,388 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 07:35:32,389 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:35:32,389 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:35:32,389 INFO L82 PathProgramCache]: Analyzing trace with hash 1858238712, now seen corresponding path program 1 times [2018-10-27 07:35:32,389 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:35:32,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:35:32,391 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:35:32,391 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:35:32,391 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:35:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:35:32,686 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:35:32,686 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 07:35:32,686 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-27 07:35:32,687 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 07:35:32,687 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-27 07:35:32,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-27 07:35:32,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-10-27 07:35:32,688 INFO L87 Difference]: Start difference. First operand 2001 states and 2887 transitions. Second operand 5 states. [2018-10-27 07:35:36,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:35:36,790 INFO L93 Difference]: Finished difference Result 6980 states and 10605 transitions. [2018-10-27 07:35:36,790 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-27 07:35:36,791 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 125 [2018-10-27 07:35:36,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:35:36,824 INFO L225 Difference]: With dead ends: 6980 [2018-10-27 07:35:36,825 INFO L226 Difference]: Without dead ends: 4985 [2018-10-27 07:35:36,855 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-10-27 07:35:36,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4985 states. [2018-10-27 07:35:36,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4985 to 4692. [2018-10-27 07:35:36,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4692 states. [2018-10-27 07:35:37,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4692 states to 4692 states and 6361 transitions. [2018-10-27 07:35:37,008 INFO L78 Accepts]: Start accepts. Automaton has 4692 states and 6361 transitions. Word has length 125 [2018-10-27 07:35:37,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:35:37,009 INFO L481 AbstractCegarLoop]: Abstraction has 4692 states and 6361 transitions. [2018-10-27 07:35:37,009 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-27 07:35:37,009 INFO L276 IsEmpty]: Start isEmpty. Operand 4692 states and 6361 transitions. [2018-10-27 07:35:37,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-27 07:35:37,017 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:35:37,017 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 07:35:37,017 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:35:37,018 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:35:37,018 INFO L82 PathProgramCache]: Analyzing trace with hash 1707184253, now seen corresponding path program 1 times [2018-10-27 07:35:37,018 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:35:37,019 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:35:37,019 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:35:37,019 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:35:37,020 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:35:37,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:35:37,842 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 36 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:35:37,842 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 07:35:37,842 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 07:35:37,843 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 182 with the following transitions: [2018-10-27 07:35:37,846 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-10-27 07:35:37,895 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 07:35:37,896 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 07:35:39,072 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 07:35:39,075 INFO L272 AbstractInterpreter]: Visited 140 different actions 406 times. Merged at 5 different actions 9 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-10-27 07:35:39,119 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:35:39,121 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 07:35:39,121 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 07:35:39,121 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 [2018-10-27 07:35:39,136 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:35:39,137 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 07:35:39,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:35:39,249 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 07:35:39,355 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:35:39,355 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 07:35:39,829 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:35:39,866 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-10-27 07:35:39,866 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-10-27 07:35:39,866 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 07:35:39,867 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 07:35:39,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 07:35:39,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-10-27 07:35:39,871 INFO L87 Difference]: Start difference. First operand 4692 states and 6361 transitions. Second operand 3 states. [2018-10-27 07:35:42,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:35:42,469 INFO L93 Difference]: Finished difference Result 10746 states and 15087 transitions. [2018-10-27 07:35:42,472 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 07:35:42,472 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 181 [2018-10-27 07:35:42,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:35:42,509 INFO L225 Difference]: With dead ends: 10746 [2018-10-27 07:35:42,509 INFO L226 Difference]: Without dead ends: 6060 [2018-10-27 07:35:42,539 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 371 GetRequests, 362 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-10-27 07:35:42,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6060 states. [2018-10-27 07:35:42,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6060 to 5864. [2018-10-27 07:35:42,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5864 states. [2018-10-27 07:35:42,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5864 states to 5864 states and 7965 transitions. [2018-10-27 07:35:42,704 INFO L78 Accepts]: Start accepts. Automaton has 5864 states and 7965 transitions. Word has length 181 [2018-10-27 07:35:42,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:35:42,705 INFO L481 AbstractCegarLoop]: Abstraction has 5864 states and 7965 transitions. [2018-10-27 07:35:42,705 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 07:35:42,705 INFO L276 IsEmpty]: Start isEmpty. Operand 5864 states and 7965 transitions. [2018-10-27 07:35:42,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-10-27 07:35:42,716 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:35:42,716 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 07:35:42,716 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:35:42,717 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:35:42,717 INFO L82 PathProgramCache]: Analyzing trace with hash -1205214562, now seen corresponding path program 1 times [2018-10-27 07:35:42,717 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:35:42,718 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:35:42,719 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:35:42,719 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:35:42,719 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:35:42,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:35:43,296 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 157 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:35:43,296 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 07:35:43,297 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 07:35:43,297 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 209 with the following transitions: [2018-10-27 07:35:43,298 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [514], [515], [519], [523], [527], [531], [535], [539], [543], [547], [550], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-10-27 07:35:43,302 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 07:35:43,303 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 07:35:43,417 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 07:35:43,418 INFO L272 AbstractInterpreter]: Visited 89 different actions 89 times. Never merged. Never widened. Never found a fixpoint. Largest state had 28 variables. [2018-10-27 07:35:43,455 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:35:43,456 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 07:35:43,985 INFO L227 lantSequenceWeakener]: Weakened 199 states. On average, predicates are now at 73.57% of their original sizes. [2018-10-27 07:35:43,986 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 07:35:44,108 INFO L415 sIntCurrentIteration]: We unified 207 AI predicates to 207 [2018-10-27 07:35:44,108 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 07:35:44,109 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 07:35:44,109 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-10-27 07:35:44,109 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 07:35:44,110 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-27 07:35:44,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-27 07:35:44,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-27 07:35:44,111 INFO L87 Difference]: Start difference. First operand 5864 states and 7965 transitions. Second operand 6 states. [2018-10-27 07:36:31,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:36:31,458 INFO L93 Difference]: Finished difference Result 11914 states and 16143 transitions. [2018-10-27 07:36:31,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-27 07:36:31,458 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 208 [2018-10-27 07:36:31,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:36:31,484 INFO L225 Difference]: With dead ends: 11914 [2018-10-27 07:36:31,484 INFO L226 Difference]: Without dead ends: 6056 [2018-10-27 07:36:31,499 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 208 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-10-27 07:36:31,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6056 states. [2018-10-27 07:36:31,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6056 to 6054. [2018-10-27 07:36:31,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6054 states. [2018-10-27 07:36:31,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6054 states to 6054 states and 8166 transitions. [2018-10-27 07:36:31,641 INFO L78 Accepts]: Start accepts. Automaton has 6054 states and 8166 transitions. Word has length 208 [2018-10-27 07:36:31,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:36:31,642 INFO L481 AbstractCegarLoop]: Abstraction has 6054 states and 8166 transitions. [2018-10-27 07:36:31,642 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-27 07:36:31,642 INFO L276 IsEmpty]: Start isEmpty. Operand 6054 states and 8166 transitions. [2018-10-27 07:36:31,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-10-27 07:36:31,660 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:36:31,661 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-27 07:36:31,661 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:36:31,661 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:36:31,662 INFO L82 PathProgramCache]: Analyzing trace with hash -1377061562, now seen corresponding path program 1 times [2018-10-27 07:36:31,662 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:36:31,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:36:31,663 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:36:31,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:36:31,663 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:36:31,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:36:32,255 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 286 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-10-27 07:36:32,255 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 07:36:32,256 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 07:36:32,256 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 326 with the following transitions: [2018-10-27 07:36:32,256 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [514], [515], [519], [523], [527], [531], [535], [539], [543], [547], [550], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-10-27 07:36:32,263 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 07:36:32,263 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 07:36:32,737 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 07:36:32,737 INFO L272 AbstractInterpreter]: Visited 127 different actions 378 times. Merged at 7 different actions 21 times. Never widened. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-10-27 07:36:32,741 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:36:32,741 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 07:36:32,741 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 07:36:32,741 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 [2018-10-27 07:36:32,755 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:36:32,755 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 07:36:32,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:36:32,869 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 07:36:32,974 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2018-10-27 07:36:32,974 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 07:36:33,173 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2018-10-27 07:36:33,194 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-10-27 07:36:33,194 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-10-27 07:36:33,194 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 07:36:33,195 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 07:36:33,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 07:36:33,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-10-27 07:36:33,196 INFO L87 Difference]: Start difference. First operand 6054 states and 8166 transitions. Second operand 3 states. [2018-10-27 07:36:34,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:36:34,987 INFO L93 Difference]: Finished difference Result 15590 states and 21899 transitions. [2018-10-27 07:36:34,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 07:36:34,991 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 325 [2018-10-27 07:36:34,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:36:35,043 INFO L225 Difference]: With dead ends: 15590 [2018-10-27 07:36:35,043 INFO L226 Difference]: Without dead ends: 9732 [2018-10-27 07:36:35,068 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 655 GetRequests, 649 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-10-27 07:36:35,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9732 states. [2018-10-27 07:36:35,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9732 to 9731. [2018-10-27 07:36:35,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9731 states. [2018-10-27 07:36:35,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9731 states to 9731 states and 12854 transitions. [2018-10-27 07:36:35,302 INFO L78 Accepts]: Start accepts. Automaton has 9731 states and 12854 transitions. Word has length 325 [2018-10-27 07:36:35,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:36:35,303 INFO L481 AbstractCegarLoop]: Abstraction has 9731 states and 12854 transitions. [2018-10-27 07:36:35,303 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 07:36:35,303 INFO L276 IsEmpty]: Start isEmpty. Operand 9731 states and 12854 transitions. [2018-10-27 07:36:35,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-10-27 07:36:35,337 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:36:35,337 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-10-27 07:36:35,337 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:36:35,338 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:36:35,338 INFO L82 PathProgramCache]: Analyzing trace with hash 852578062, now seen corresponding path program 1 times [2018-10-27 07:36:35,338 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:36:35,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:36:35,339 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:36:35,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:36:35,340 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:36:35,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:36:35,708 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2018-10-27 07:36:35,708 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 07:36:35,709 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 07:36:35,709 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 07:36:35,709 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 07:36:35,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 07:36:35,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 07:36:35,710 INFO L87 Difference]: Start difference. First operand 9731 states and 12854 transitions. Second operand 3 states. [2018-10-27 07:36:38,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:36:38,192 INFO L93 Difference]: Finished difference Result 23080 states and 31865 transitions. [2018-10-27 07:36:38,193 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 07:36:38,193 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 329 [2018-10-27 07:36:38,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:36:38,253 INFO L225 Difference]: With dead ends: 23080 [2018-10-27 07:36:38,253 INFO L226 Difference]: Without dead ends: 13545 [2018-10-27 07:36:38,290 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 07:36:38,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13545 states. [2018-10-27 07:36:38,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13545 to 13344. [2018-10-27 07:36:38,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13344 states. [2018-10-27 07:36:38,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13344 states to 13344 states and 17584 transitions. [2018-10-27 07:36:38,589 INFO L78 Accepts]: Start accepts. Automaton has 13344 states and 17584 transitions. Word has length 329 [2018-10-27 07:36:38,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:36:38,589 INFO L481 AbstractCegarLoop]: Abstraction has 13344 states and 17584 transitions. [2018-10-27 07:36:38,590 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 07:36:38,590 INFO L276 IsEmpty]: Start isEmpty. Operand 13344 states and 17584 transitions. [2018-10-27 07:36:38,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-10-27 07:36:38,628 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:36:38,631 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 07:36:38,631 INFO L424 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:36:38,631 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:36:38,632 INFO L82 PathProgramCache]: Analyzing trace with hash 987900011, now seen corresponding path program 1 times [2018-10-27 07:36:38,632 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:36:38,633 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:36:38,633 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:36:38,633 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:36:38,633 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:36:38,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:36:39,316 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-27 07:36:39,695 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-10-27 07:36:40,201 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:36:40,201 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 07:36:40,201 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 07:36:40,201 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 334 with the following transitions: [2018-10-27 07:36:40,202 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [959], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-10-27 07:36:40,208 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 07:36:40,208 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 07:36:44,239 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 07:36:44,239 INFO L272 AbstractInterpreter]: Visited 176 different actions 518 times. Merged at 7 different actions 14 times. Never widened. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-10-27 07:36:44,246 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:36:44,246 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 07:36:44,246 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 07:36:44,246 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-27 07:36:44,255 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:36:44,255 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 07:36:44,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:36:44,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 07:36:45,373 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:36:45,374 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 07:36:45,532 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 29 [2018-10-27 07:36:46,493 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 199 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:36:46,513 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-27 07:36:46,514 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 7, 8] total 22 [2018-10-27 07:36:46,514 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-27 07:36:46,515 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-10-27 07:36:46,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-10-27 07:36:46,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=372, Unknown=0, NotChecked=0, Total=462 [2018-10-27 07:36:46,516 INFO L87 Difference]: Start difference. First operand 13344 states and 17584 transitions. Second operand 17 states. [2018-10-27 07:36:47,945 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 44 [2018-10-27 07:36:50,116 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 49 [2018-10-27 07:36:56,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:36:56,778 INFO L93 Difference]: Finished difference Result 28998 states and 39181 transitions. [2018-10-27 07:36:56,778 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-10-27 07:36:56,778 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 333 [2018-10-27 07:36:56,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:36:56,825 INFO L225 Difference]: With dead ends: 28998 [2018-10-27 07:36:56,825 INFO L226 Difference]: Without dead ends: 15850 [2018-10-27 07:36:56,863 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 708 GetRequests, 662 SyntacticMatches, 2 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 405 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=523, Invalid=1547, Unknown=0, NotChecked=0, Total=2070 [2018-10-27 07:36:56,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15850 states. [2018-10-27 07:36:57,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15850 to 15755. [2018-10-27 07:36:57,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15755 states. [2018-10-27 07:36:57,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15755 states to 15755 states and 20124 transitions. [2018-10-27 07:36:57,160 INFO L78 Accepts]: Start accepts. Automaton has 15755 states and 20124 transitions. Word has length 333 [2018-10-27 07:36:57,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:36:57,161 INFO L481 AbstractCegarLoop]: Abstraction has 15755 states and 20124 transitions. [2018-10-27 07:36:57,161 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-10-27 07:36:57,161 INFO L276 IsEmpty]: Start isEmpty. Operand 15755 states and 20124 transitions. [2018-10-27 07:36:57,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-10-27 07:36:57,204 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:36:57,204 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 07:36:57,204 INFO L424 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:36:57,205 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:36:57,205 INFO L82 PathProgramCache]: Analyzing trace with hash 1952804260, now seen corresponding path program 1 times [2018-10-27 07:36:57,205 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:36:57,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:36:57,207 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:36:57,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:36:57,207 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:36:57,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:36:57,902 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 319 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-10-27 07:36:57,902 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 07:36:57,902 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 07:36:57,903 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 366 with the following transitions: [2018-10-27 07:36:57,903 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [514], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [711], [715], [719], [723], [727], [731], [735], [738], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-10-27 07:36:57,907 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 07:36:57,907 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 07:36:58,505 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 07:36:58,505 INFO L272 AbstractInterpreter]: Visited 134 different actions 399 times. Merged at 7 different actions 21 times. Never widened. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-10-27 07:36:58,541 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:36:58,541 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 07:36:58,541 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 07:36:58,542 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 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-27 07:36:58,557 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:36:58,557 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 07:36:58,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:36:58,683 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 07:36:58,845 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 319 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-10-27 07:36:58,846 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 07:36:59,314 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 319 proven. 2 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-10-27 07:36:59,335 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-27 07:36:59,335 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 8 [2018-10-27 07:36:59,336 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-27 07:36:59,336 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-27 07:36:59,336 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-27 07:36:59,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-10-27 07:36:59,337 INFO L87 Difference]: Start difference. First operand 15755 states and 20124 transitions. Second operand 7 states. [2018-10-27 07:37:00,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:37:00,926 INFO L93 Difference]: Finished difference Result 30821 states and 40729 transitions. [2018-10-27 07:37:00,926 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-27 07:37:00,926 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 365 [2018-10-27 07:37:00,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:37:00,979 INFO L225 Difference]: With dead ends: 30821 [2018-10-27 07:37:00,979 INFO L226 Difference]: Without dead ends: 15262 [2018-10-27 07:37:01,016 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 739 GetRequests, 730 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-10-27 07:37:01,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15262 states. [2018-10-27 07:37:01,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15262 to 15098. [2018-10-27 07:37:01,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15098 states. [2018-10-27 07:37:01,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15098 states to 15098 states and 17740 transitions. [2018-10-27 07:37:01,287 INFO L78 Accepts]: Start accepts. Automaton has 15098 states and 17740 transitions. Word has length 365 [2018-10-27 07:37:01,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:37:01,288 INFO L481 AbstractCegarLoop]: Abstraction has 15098 states and 17740 transitions. [2018-10-27 07:37:01,288 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-27 07:37:01,288 INFO L276 IsEmpty]: Start isEmpty. Operand 15098 states and 17740 transitions. [2018-10-27 07:37:01,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-10-27 07:37:01,317 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:37:01,317 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-27 07:37:01,318 INFO L424 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:37:01,318 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:37:01,318 INFO L82 PathProgramCache]: Analyzing trace with hash -1795217206, now seen corresponding path program 1 times [2018-10-27 07:37:01,318 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:37:01,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:37:01,319 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:37:01,319 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:37:01,320 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:37:01,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:37:01,931 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 5 proven. 86 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2018-10-27 07:37:01,931 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 07:37:01,931 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 07:37:01,931 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 365 with the following transitions: [2018-10-27 07:37:01,932 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [293], [295], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [869], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [959], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-10-27 07:37:01,936 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 07:37:01,936 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 07:37:09,964 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 07:37:09,964 INFO L272 AbstractInterpreter]: Visited 176 different actions 522 times. Merged at 7 different actions 18 times. Never widened. Found 3 fixpoints after 3 different actions. Largest state had 28 variables. [2018-10-27 07:37:09,973 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:37:09,973 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 07:37:09,973 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 07:37:09,973 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-27 07:37:10,068 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:37:10,068 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 07:37:10,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:37:10,183 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 07:37:12,402 WARN L854 $PredicateComparison]: unable to prove that (or (exists ((v_prenex_2 Int)) (let ((.cse1 (+ v_prenex_2 69157))) (let ((.cse0 (mod .cse1 299861))) (and (<= c_~a29~0 (+ .cse0 277)) (< .cse1 0) (<= |c_old(~a29~0)| v_prenex_2) (not (= .cse0 0)))))) (exists ((v_~a29~0_561 Int)) (let ((.cse2 (mod (+ v_~a29~0_561 69157) 299861))) (and (= .cse2 0) (<= c_~a29~0 (+ .cse2 300138)) (<= |c_old(~a29~0)| v_~a29~0_561)))) (exists ((v_prenex_1 Int)) (let ((.cse3 (+ v_prenex_1 69157))) (and (<= 0 .cse3) (<= |c_old(~a29~0)| v_prenex_1) (<= c_~a29~0 (+ (mod .cse3 299861) 300138)))))) is different from true [2018-10-27 07:37:13,245 WARN L854 $PredicateComparison]: unable to prove that (or (exists ((v_~a29~0_561 Int)) (let ((.cse0 (mod (+ v_~a29~0_561 69157) 299861))) (and (= .cse0 0) (<= c_~a29~0 (+ .cse0 300138)) (<= 130 v_~a29~0_561)))) (exists ((v_prenex_1 Int)) (let ((.cse1 (+ v_prenex_1 69157))) (and (<= 0 .cse1) (<= c_~a29~0 (+ (mod .cse1 299861) 300138)) (<= 130 v_prenex_1)))) (exists ((v_prenex_2 Int)) (let ((.cse3 (+ v_prenex_2 69157))) (let ((.cse2 (mod .cse3 299861))) (and (<= c_~a29~0 (+ .cse2 277)) (< .cse3 0) (<= 130 v_prenex_2) (not (= .cse2 0))))))) is different from true [2018-10-27 07:37:14,368 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 221 refuted. 0 times theorem prover too weak. 0 trivial. 11 not checked. [2018-10-27 07:37:14,368 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 07:37:14,671 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 230 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:37:14,692 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-27 07:37:14,693 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 6] total 16 [2018-10-27 07:37:14,693 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-27 07:37:14,694 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-10-27 07:37:14,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-10-27 07:37:14,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=136, Unknown=2, NotChecked=50, Total=240 [2018-10-27 07:37:14,694 INFO L87 Difference]: Start difference. First operand 15098 states and 17740 transitions. Second operand 13 states. [2018-10-27 07:37:20,538 WARN L179 SmtUtils]: Spent 3.09 s on a formula simplification. DAG size of input: 43 DAG size of output: 19 [2018-10-27 07:37:27,764 WARN L179 SmtUtils]: Spent 3.06 s on a formula simplification. DAG size of input: 41 DAG size of output: 17 [2018-10-27 07:37:32,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:37:32,117 INFO L93 Difference]: Finished difference Result 43658 states and 53952 transitions. [2018-10-27 07:37:32,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-10-27 07:37:32,118 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 364 [2018-10-27 07:37:32,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:37:32,232 INFO L225 Difference]: With dead ends: 43658 [2018-10-27 07:37:32,232 INFO L226 Difference]: Without dead ends: 28755 [2018-10-27 07:37:32,284 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 757 GetRequests, 721 SyntacticMatches, 5 SemanticMatches, 31 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 15.8s TimeCoverageRelationStatistics Valid=255, Invalid=675, Unknown=8, NotChecked=118, Total=1056 [2018-10-27 07:37:32,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28755 states. [2018-10-27 07:37:32,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28755 to 28229. [2018-10-27 07:37:32,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28229 states. [2018-10-27 07:37:32,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28229 states to 28229 states and 33031 transitions. [2018-10-27 07:37:32,879 INFO L78 Accepts]: Start accepts. Automaton has 28229 states and 33031 transitions. Word has length 364 [2018-10-27 07:37:32,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:37:32,880 INFO L481 AbstractCegarLoop]: Abstraction has 28229 states and 33031 transitions. [2018-10-27 07:37:32,880 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-10-27 07:37:32,880 INFO L276 IsEmpty]: Start isEmpty. Operand 28229 states and 33031 transitions. [2018-10-27 07:37:32,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2018-10-27 07:37:32,914 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:37:32,914 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 07:37:32,914 INFO L424 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:37:32,915 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:37:32,915 INFO L82 PathProgramCache]: Analyzing trace with hash -664181589, now seen corresponding path program 1 times [2018-10-27 07:37:32,915 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:37:32,916 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:37:32,916 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:37:32,916 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:37:32,916 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:37:32,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:37:33,323 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2018-10-27 07:37:33,323 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 07:37:33,324 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-27 07:37:33,324 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 07:37:33,324 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-27 07:37:33,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-27 07:37:33,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-27 07:37:33,329 INFO L87 Difference]: Start difference. First operand 28229 states and 33031 transitions. Second operand 4 states. [2018-10-27 07:37:35,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:37:35,493 INFO L93 Difference]: Finished difference Result 59186 states and 71609 transitions. [2018-10-27 07:37:35,493 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-27 07:37:35,493 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 378 [2018-10-27 07:37:35,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:37:35,494 INFO L225 Difference]: With dead ends: 59186 [2018-10-27 07:37:35,494 INFO L226 Difference]: Without dead ends: 0 [2018-10-27 07:37:35,604 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-27 07:37:35,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-27 07:37:35,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-27 07:37:35,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-27 07:37:35,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-27 07:37:35,605 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 378 [2018-10-27 07:37:35,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:37:35,606 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 07:37:35,606 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-27 07:37:35,606 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-27 07:37:35,606 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 07:37:35,610 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-27 07:37:35,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:35,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:35,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:35,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:35,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:35,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:35,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:35,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:35,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:35,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:35,977 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:35,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,812 WARN L179 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 219 [2018-10-27 07:37:36,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:36,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,199 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:37:37,485 WARN L179 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 444 DAG size of output: 217 [2018-10-27 07:37:37,979 WARN L179 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 19 [2018-10-27 07:37:38,573 WARN L179 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 34 [2018-10-27 07:37:40,453 WARN L179 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 343 DAG size of output: 67 [2018-10-27 07:38:03,208 WARN L179 SmtUtils]: Spent 22.74 s on a formula simplification. DAG size of input: 228 DAG size of output: 78 [2018-10-27 07:38:25,013 WARN L179 SmtUtils]: Spent 21.80 s on a formula simplification. DAG size of input: 225 DAG size of output: 78 [2018-10-27 07:38:25,016 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-27 07:38:25,017 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a29~0 |old(~a29~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-10-27 07:38:25,017 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-27 07:38:25,017 INFO L425 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-10-27 07:38:25,017 INFO L425 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-10-27 07:38:25,017 INFO L425 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-10-27 07:38:25,017 INFO L425 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,017 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,017 INFO L425 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,017 INFO L425 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,017 INFO L425 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,018 INFO L425 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,018 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,018 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-10-27 07:38:25,018 INFO L425 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-10-27 07:38:25,018 INFO L425 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-10-27 07:38:25,018 INFO L425 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,018 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,018 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,018 INFO L425 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,019 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,021 INFO L425 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,021 INFO L425 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,021 INFO L425 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,021 INFO L425 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,021 INFO L425 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-10-27 07:38:25,021 INFO L425 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-10-27 07:38:25,021 INFO L425 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-10-27 07:38:25,022 INFO L425 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,022 INFO L425 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,022 INFO L425 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,022 INFO L425 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,022 INFO L425 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,022 INFO L425 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,022 INFO L425 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,022 INFO L425 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,022 INFO L425 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,023 INFO L425 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-10-27 07:38:25,023 INFO L425 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-10-27 07:38:25,023 INFO L425 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-10-27 07:38:25,023 INFO L425 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-10-27 07:38:25,023 INFO L425 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-10-27 07:38:25,023 INFO L425 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-10-27 07:38:25,023 INFO L425 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-10-27 07:38:25,023 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,023 INFO L425 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,023 INFO L425 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,024 INFO L425 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,024 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,024 INFO L425 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,024 INFO L425 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,024 INFO L425 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,024 INFO L425 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,024 INFO L425 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,024 INFO L425 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-10-27 07:38:25,024 INFO L425 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-10-27 07:38:25,024 INFO L425 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-10-27 07:38:25,025 INFO L425 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,025 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,025 INFO L425 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,025 INFO L425 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,025 INFO L425 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,025 INFO L425 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-10-27 07:38:25,025 INFO L425 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-10-27 07:38:25,025 INFO L425 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-10-27 07:38:25,025 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,025 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,026 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,026 INFO L425 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,026 INFO L425 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,026 INFO L425 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-10-27 07:38:25,026 INFO L425 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-10-27 07:38:25,026 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,026 INFO L425 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,026 INFO L425 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,026 INFO L425 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,026 INFO L425 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,027 INFO L425 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,027 INFO L425 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-10-27 07:38:25,027 INFO L425 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-10-27 07:38:25,027 INFO L425 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,027 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,027 INFO L425 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-10-27 07:38:25,027 INFO L425 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-10-27 07:38:25,027 INFO L425 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-10-27 07:38:25,027 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,028 INFO L425 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,028 INFO L425 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,028 INFO L425 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,028 INFO L425 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,028 INFO L425 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,028 INFO L425 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,028 INFO L425 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-10-27 07:38:25,028 INFO L425 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-10-27 07:38:25,028 INFO L425 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-10-27 07:38:25,028 INFO L425 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-10-27 07:38:25,029 INFO L425 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-10-27 07:38:25,029 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-10-27 07:38:25,029 INFO L425 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-10-27 07:38:25,029 INFO L425 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,029 INFO L425 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,029 INFO L425 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-10-27 07:38:25,029 INFO L425 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-10-27 07:38:25,029 INFO L425 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,029 INFO L425 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,030 INFO L425 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,030 INFO L425 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,030 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse11 (= 12 |old(~a25~0)|)) (.cse14 (= ~a23~0 |old(~a23~0)|)) (.cse13 (= ~a29~0 |old(~a29~0)|)) (.cse15 (= ~a4~0 |old(~a4~0)|)) (.cse16 (= ~a25~0 |old(~a25~0)|))) (let ((.cse8 (< |old(~a29~0)| 130)) (.cse9 (and .cse14 .cse13 .cse15 .cse16)) (.cse6 (= 13 |old(~a25~0)|)) (.cse7 (< 0 |old(~a4~0)|)) (.cse3 (< 0 (+ |old(~a29~0)| 22))) (.cse12 (<= |old(~a23~0)| 138)) (.cse5 (not .cse11)) (.cse0 (not (= 15 ~a8~0))) (.cse1 (not (= 1 ~a3~0))) (.cse10 (< 599998 |old(~a29~0)|)) (.cse4 (not (= 1 |old(~a4~0)|))) (.cse2 (and .cse13 .cse14 .cse15 .cse16))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 (or (< 140 |old(~a29~0)|) .cse6 .cse7) .cse8 .cse9) (or .cse0 .cse1 .cse3 .cse2 .cse7) (or .cse0 .cse1 .cse10 .cse8 .cse2 .cse7 .cse5) (or .cse0 .cse1 .cse2 .cse11 .cse4 .cse6) (or .cse0 .cse1 .cse10 .cse2 .cse8 .cse11 .cse4) (or .cse0 .cse1 .cse9 .cse10 (or .cse6 (< |old(~a29~0)| 246) .cse7)) (or .cse2 .cse0 .cse1 .cse3 .cse12 .cse4) (or .cse0 .cse1 .cse12 .cse2 .cse4 .cse5) (or (< |old(~a23~0)| 307) .cse0 .cse1 .cse10 .cse4 .cse2)))) [2018-10-27 07:38:25,030 INFO L425 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,030 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-10-27 07:38:25,030 INFO L425 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-10-27 07:38:25,030 INFO L425 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-10-27 07:38:25,031 INFO L425 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,031 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,031 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,031 INFO L425 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,031 INFO L425 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,031 INFO L425 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,031 INFO L425 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-10-27 07:38:25,031 INFO L425 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-10-27 07:38:25,031 INFO L425 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-10-27 07:38:25,031 INFO L425 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,032 INFO L425 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,032 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,032 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,032 INFO L425 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,032 INFO L425 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,032 INFO L425 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,032 INFO L425 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,032 INFO L425 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-10-27 07:38:25,032 INFO L425 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-10-27 07:38:25,032 INFO L425 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-10-27 07:38:25,033 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,033 INFO L425 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,033 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,033 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,033 INFO L425 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,033 INFO L425 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,033 INFO L425 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,033 INFO L425 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,033 INFO L425 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,033 INFO L425 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,033 INFO L425 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,034 INFO L425 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-10-27 07:38:25,034 INFO L425 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-10-27 07:38:25,034 INFO L425 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-10-27 07:38:25,034 INFO L425 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-10-27 07:38:25,034 INFO L425 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-10-27 07:38:25,034 INFO L425 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,034 INFO L425 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,034 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,034 INFO L425 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,034 INFO L425 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,034 INFO L425 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,035 INFO L425 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,035 INFO L425 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-10-27 07:38:25,035 INFO L425 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-10-27 07:38:25,035 INFO L425 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-10-27 07:38:25,035 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,035 INFO L425 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,035 INFO L425 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,035 INFO L425 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-10-27 07:38:25,035 INFO L425 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-10-27 07:38:25,036 INFO L425 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,036 INFO L425 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,036 INFO L425 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,036 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,036 INFO L425 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,036 INFO L425 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-10-27 07:38:25,036 INFO L425 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-10-27 07:38:25,036 INFO L425 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,036 INFO L425 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,037 INFO L425 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-10-27 07:38:25,037 INFO L425 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-10-27 07:38:25,037 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,037 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,037 INFO L425 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,037 INFO L425 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,037 INFO L425 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,037 INFO L425 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,037 INFO L425 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-10-27 07:38:25,037 INFO L425 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-10-27 07:38:25,038 INFO L425 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-10-27 07:38:25,038 INFO L425 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-10-27 07:38:25,038 INFO L425 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,038 INFO L425 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,038 INFO L425 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,038 INFO L425 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,038 INFO L425 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,038 INFO L425 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,038 INFO L425 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,038 INFO L425 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,039 INFO L425 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-10-27 07:38:25,039 INFO L425 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-10-27 07:38:25,039 INFO L425 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-10-27 07:38:25,039 INFO L425 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-10-27 07:38:25,039 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-10-27 07:38:25,039 INFO L425 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-10-27 07:38:25,039 INFO L425 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,039 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,039 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,039 INFO L425 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,040 INFO L425 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,040 INFO L425 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,040 INFO L425 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,040 INFO L425 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-10-27 07:38:25,040 INFO L425 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-10-27 07:38:25,040 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,040 INFO L425 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,040 INFO L425 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,040 INFO L425 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,040 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,040 INFO L425 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,041 INFO L425 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,041 INFO L425 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-10-27 07:38:25,041 INFO L425 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-10-27 07:38:25,041 INFO L425 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,041 INFO L425 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,041 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,041 INFO L425 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,041 INFO L425 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,041 INFO L425 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,041 INFO L425 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,041 INFO L425 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-10-27 07:38:25,042 INFO L425 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,042 INFO L425 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,042 INFO L425 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,042 INFO L425 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-10-27 07:38:25,042 INFO L425 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-10-27 07:38:25,042 INFO L425 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-10-27 07:38:25,042 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,042 INFO L425 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-10-27 07:38:25,042 INFO L425 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,042 INFO L425 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-10-27 07:38:25,043 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 132) no Hoare annotation was computed. [2018-10-27 07:38:25,043 INFO L425 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,043 INFO L425 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,043 INFO L425 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,043 INFO L425 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,043 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,043 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,043 INFO L425 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-10-27 07:38:25,044 INFO L425 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-10-27 07:38:25,044 INFO L425 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-10-27 07:38:25,044 INFO L425 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,044 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,044 INFO L425 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,044 INFO L425 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,044 INFO L425 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,044 INFO L425 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,044 INFO L425 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,045 INFO L425 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,045 INFO L425 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,045 INFO L425 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,045 INFO L425 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-10-27 07:38:25,045 INFO L425 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-10-27 07:38:25,045 INFO L425 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-10-27 07:38:25,045 INFO L425 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,045 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-10-27 07:38:25,045 INFO L425 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-10-27 07:38:25,045 INFO L425 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,046 INFO L425 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,046 INFO L425 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,046 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,046 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,046 INFO L425 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,046 INFO L425 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-10-27 07:38:25,046 INFO L425 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-10-27 07:38:25,046 INFO L425 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-10-27 07:38:25,046 INFO L425 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,047 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,047 INFO L425 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,047 INFO L425 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,047 INFO L425 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-10-27 07:38:25,047 INFO L425 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-10-27 07:38:25,047 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,047 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,047 INFO L425 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-10-27 07:38:25,047 INFO L425 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,047 INFO L425 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,048 INFO L425 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-10-27 07:38:25,048 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-27 07:38:25,048 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a23~0 312) (= ~a8~0 15) (<= ~a29~0 130) (= 1 ~a4~0) (<= 130 ~a29~0) (= ~a25~0 10) (= ~a3~0 1)) [2018-10-27 07:38:25,048 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-27 07:38:25,048 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-27 07:38:25,048 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (and (<= 130 ~a29~0) (= ~a23~0 312) (<= ~a29~0 130) (= ~a4~0 |old(~a4~0)|) (= ~a25~0 |old(~a25~0)|)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|))) [2018-10-27 07:38:25,048 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-10-27 07:38:25,049 INFO L421 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse3 (< 138 ~a23~0)) (.cse6 (<= ~a29~0 599998)) (.cse7 (not (= 12 ~a25~0))) (.cse5 (<= ~a29~0 140)) (.cse0 (<= ~a4~0 0)) (.cse8 (<= 130 ~a29~0)) (.cse4 (not (= ~a25~0 13))) (.cse1 (<= (+ ~a29~0 22) 0)) (.cse2 (= 1 ~a4~0))) (or (< |old(~a29~0)| 130) (and .cse0 .cse1) (and (and .cse1 .cse2) .cse3) (and .cse4 .cse2 .cse3) (not (= 10 |old(~a25~0)|)) (and .cse2 (<= 307 ~a23~0) .cse5) (and .cse0 (<= 246 ~a29~0) .cse4 .cse6) (not (= 1 ~a3~0)) (< 130 |old(~a29~0)|) (and .cse7 .cse4 .cse2) (and (= ~a25~0 12) .cse0 .cse6 .cse8) (not (= 312 |old(~a23~0)|)) (and .cse7 (exists ((v_prenex_1 Int)) (let ((.cse9 (+ v_prenex_1 69157))) (and (<= 0 .cse9) (<= ~a29~0 (+ (mod .cse9 299861) 300138)) (<= 130 v_prenex_1)))) .cse8 .cse2) (and (and .cse5 .cse0 .cse4) .cse8) (and .cse4 .cse1 .cse2) (not (= 15 ~a8~0)) (not (= 1 |old(~a4~0)|)))) [2018-10-27 07:38:25,049 INFO L425 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-10-27 07:38:25,049 INFO L425 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-10-27 07:38:25,049 INFO L425 ceAbstractionStarter]: For program point L1034-1(lines 1034 1043) no Hoare annotation was computed. [2018-10-27 07:38:25,049 INFO L421 ceAbstractionStarter]: At program point L1034-3(lines 1034 1043) the Hoare annotation is: (let ((.cse3 (< 138 ~a23~0)) (.cse6 (<= ~a29~0 599998)) (.cse7 (not (= 12 ~a25~0))) (.cse5 (<= ~a29~0 140)) (.cse0 (<= ~a4~0 0)) (.cse8 (<= 130 ~a29~0)) (.cse4 (not (= ~a25~0 13))) (.cse1 (<= (+ ~a29~0 22) 0)) (.cse2 (= 1 ~a4~0))) (or (< |old(~a29~0)| 130) (and .cse0 .cse1) (and (and .cse1 .cse2) .cse3) (and .cse4 .cse2 .cse3) (not (= 10 |old(~a25~0)|)) (and .cse2 (<= 307 ~a23~0) .cse5) (and .cse0 (<= 246 ~a29~0) .cse4 .cse6) (not (= 1 ~a3~0)) (< 130 |old(~a29~0)|) (and .cse7 .cse4 .cse2) (and (= ~a25~0 12) .cse0 .cse6 .cse8) (not (= 312 |old(~a23~0)|)) (and .cse7 (exists ((v_prenex_1 Int)) (let ((.cse9 (+ v_prenex_1 69157))) (and (<= 0 .cse9) (<= ~a29~0 (+ (mod .cse9 299861) 300138)) (<= 130 v_prenex_1)))) .cse8 .cse2) (and (and .cse5 .cse0 .cse4) .cse8) (and .cse4 .cse1 .cse2) (not (= 15 ~a8~0)) (not (= 1 |old(~a4~0)|)))) [2018-10-27 07:38:25,050 INFO L425 ceAbstractionStarter]: For program point L1034-4(lines 1028 1044) no Hoare annotation was computed. [2018-10-27 07:38:25,055 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-10-27 07:38:25,056 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-10-27 07:38:25,057 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-10-27 07:38:25,063 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-10-27 07:38:25,063 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-10-27 07:38:25,063 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-10-27 07:38:25,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 07:38:25 BoogieIcfgContainer [2018-10-27 07:38:25,067 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 07:38:25,068 INFO L168 Benchmark]: Toolchain (without parser) took 190763.17 ms. Allocated memory was 1.5 GB in the beginning and 4.2 GB in the end (delta: 2.6 GB). Free memory was 1.4 GB in the beginning and 2.8 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. [2018-10-27 07:38:25,069 INFO L168 Benchmark]: CDTParser took 0.28 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. [2018-10-27 07:38:25,069 INFO L168 Benchmark]: CACSL2BoogieTranslator took 916.98 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: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. [2018-10-27 07:38:25,070 INFO L168 Benchmark]: Boogie Procedure Inliner took 274.07 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 761.3 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -855.8 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2018-10-27 07:38:25,071 INFO L168 Benchmark]: Boogie Preprocessor took 132.82 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-27 07:38:25,072 INFO L168 Benchmark]: RCFGBuilder took 4767.99 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 197.8 MB). Peak memory consumption was 197.8 MB. Max. memory is 7.1 GB. [2018-10-27 07:38:25,072 INFO L168 Benchmark]: TraceAbstraction took 184665.79 ms. Allocated memory was 2.3 GB in the beginning and 4.2 GB in the end (delta: 1.9 GB). Free memory was 2.0 GB in the beginning and 2.8 GB in the end (delta: -774.7 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. [2018-10-27 07:38:25,077 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 916.98 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: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 274.07 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 761.3 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -855.8 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 132.82 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 4767.99 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 197.8 MB). Peak memory consumption was 197.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 184665.79 ms. Allocated memory was 2.3 GB in the beginning and 4.2 GB in the end (delta: 1.9 GB). Free memory was 2.0 GB in the beginning and 2.8 GB in the end (delta: -774.7 MB). Peak memory consumption was 2.4 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 132]: 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: 1034]: Loop Invariant [2018-10-27 07:38:25,086 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-10-27 07:38:25,087 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-10-27 07:38:25,087 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-10-27 07:38:25,088 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-10-27 07:38:25,088 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-10-27 07:38:25,088 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] Derived loop invariant: (((((((((((((((\old(a29) < 130 || (a4 <= 0 && a29 + 22 <= 0)) || ((a29 + 22 <= 0 && 1 == a4) && 138 < a23)) || ((!(a25 == 13) && 1 == a4) && 138 < a23)) || !(10 == \old(a25))) || ((1 == a4 && 307 <= a23) && a29 <= 140)) || (((a4 <= 0 && 246 <= a29) && !(a25 == 13)) && a29 <= 599998)) || !(1 == a3)) || 130 < \old(a29)) || ((!(12 == a25) && !(a25 == 13)) && 1 == a4)) || (((a25 == 12 && a4 <= 0) && a29 <= 599998) && 130 <= a29)) || !(312 == \old(a23))) || (((!(12 == a25) && (\exists v_prenex_1 : int :: (0 <= v_prenex_1 + 69157 && a29 <= (v_prenex_1 + 69157) % 299861 + 300138) && 130 <= v_prenex_1)) && 130 <= a29) && 1 == a4)) || (((a29 <= 140 && a4 <= 0) && !(a25 == 13)) && 130 <= a29)) || ((!(a25 == 13) && a29 + 22 <= 0) && 1 == a4)) || !(15 == a8)) || !(1 == \old(a4)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 293 locations, 1 error locations. SAFE Result, 184.5s OverallTime, 12 OverallIterations, 4 TraceHistogramMax, 100.9s AutomataDifference, 0.0s DeadEndRemovalTime, 49.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 2998 SDtfs, 11561 SDslu, 2438 SDs, 0 SdLazy, 19455 SolverSat, 4843 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 70.4s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 3478 GetRequests, 3345 SyntacticMatches, 13 SemanticMatches, 120 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 606 ImplicationChecksByTransitivity, 22.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=28229occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 14.6s AbstIntTime, 6 AbstIntIterations, 1 AbstIntStrong, 0.9977102687972254 AbsIntWeakeningRatio, 0.13526570048309178 AbsIntAvgWeakeningVarsNumRemoved, 18.23671497584541 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 2.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 1728 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 466 PreInvPairs, 696 NumberOfFragments, 771 HoareAnnotationTreeSize, 466 FomulaSimplifications, 31179 FormulaSimplificationTreeSizeReduction, 1.8s HoareSimplificationTime, 7 FomulaSimplificationsInter, 17109 FormulaSimplificationTreeSizeReductionInter, 47.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 13.5s InterpolantComputationTime, 4470 NumberOfCodeBlocks, 4470 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 6016 ConstructedInterpolants, 7 QuantifiedInterpolants, 10593447 SizeOfPredicates, 14 NumberOfNonLiveVariables, 2637 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 22 InterpolantComputations, 10 PerfectInterpolantSequences, 4424/4766 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...