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/Problem10_label03_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-25 01:21:28,357 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-25 01:21:28,362 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-25 01:21:28,379 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-25 01:21:28,379 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-25 01:21:28,381 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-25 01:21:28,382 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-25 01:21:28,384 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-25 01:21:28,385 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-25 01:21:28,386 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-25 01:21:28,387 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-25 01:21:28,388 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-25 01:21:28,389 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-25 01:21:28,390 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-25 01:21:28,391 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-25 01:21:28,392 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-25 01:21:28,393 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-25 01:21:28,395 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-25 01:21:28,397 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-25 01:21:28,399 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-25 01:21:28,400 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-25 01:21:28,401 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-25 01:21:28,404 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-25 01:21:28,404 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-25 01:21:28,405 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-25 01:21:28,406 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-25 01:21:28,407 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-25 01:21:28,408 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-25 01:21:28,409 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-25 01:21:28,410 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-25 01:21:28,410 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-25 01:21:28,411 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-25 01:21:28,414 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-10-25 01:21:28,429 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-25 01:21:28,430 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-25 01:21:28,431 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-25 01:21:28,431 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-25 01:21:28,431 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-25 01:21:28,431 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-25 01:21:28,431 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-25 01:21:28,432 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-25 01:21:28,432 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-25 01:21:28,432 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-25 01:21:28,432 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-25 01:21:28,432 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-25 01:21:28,433 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-25 01:21:28,433 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-25 01:21:28,434 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-25 01:21:28,434 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-25 01:21:28,434 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-25 01:21:28,434 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-25 01:21:28,434 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-25 01:21:28,435 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-25 01:21:28,435 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-25 01:21:28,435 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-25 01:21:28,435 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-25 01:21:28,435 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-25 01:21:28,435 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-25 01:21:28,436 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-25 01:21:28,436 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-25 01:21:28,436 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-25 01:21:28,436 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-25 01:21:28,436 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-25 01:21:28,437 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-25 01:21:28,437 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-25 01:21:28,437 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-25 01:21:28,437 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-25 01:21:28,437 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-25 01:21:28,438 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-25 01:21:28,492 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-25 01:21:28,507 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-25 01:21:28,511 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-25 01:21:28,513 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-25 01:21:28,514 INFO L276 PluginConnector]: CDTParser initialized [2018-10-25 01:21:28,515 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label03_true-unreach-call.c [2018-10-25 01:21:28,580 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/3eb839d9d/64d30913b90b4360b5ef80d08343add6/FLAG9c915b434 [2018-10-25 01:21:29,141 INFO L298 CDTParser]: Found 1 translation units. [2018-10-25 01:21:29,142 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label03_true-unreach-call.c [2018-10-25 01:21:29,165 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/3eb839d9d/64d30913b90b4360b5ef80d08343add6/FLAG9c915b434 [2018-10-25 01:21:29,186 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/3eb839d9d/64d30913b90b4360b5ef80d08343add6 [2018-10-25 01:21:29,200 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-25 01:21:29,202 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-25 01:21:29,205 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-25 01:21:29,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-25 01:21:29,212 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-25 01:21:29,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 01:21:29" (1/1) ... [2018-10-25 01:21:29,217 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@286f3120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:21:29, skipping insertion in model container [2018-10-25 01:21:29,218 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 01:21:29" (1/1) ... [2018-10-25 01:21:29,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-25 01:21:29,290 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-25 01:21:29,740 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-25 01:21:29,745 INFO L189 MainTranslator]: Completed pre-run [2018-10-25 01:21:29,892 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-25 01:21:29,910 INFO L193 MainTranslator]: Completed translation [2018-10-25 01:21:29,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:21:29 WrapperNode [2018-10-25 01:21:29,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-25 01:21:29,912 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-25 01:21:29,912 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-25 01:21:29,912 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-25 01:21:29,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:21:29" (1/1) ... [2018-10-25 01:21:29,947 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:21:29" (1/1) ... [2018-10-25 01:21:30,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-25 01:21:30,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-25 01:21:30,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-25 01:21:30,118 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-25 01:21:30,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:21:29" (1/1) ... [2018-10-25 01:21:30,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:21:29" (1/1) ... [2018-10-25 01:21:30,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:21:29" (1/1) ... [2018-10-25 01:21:30,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:21:29" (1/1) ... [2018-10-25 01:21:30,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:21:29" (1/1) ... [2018-10-25 01:21:30,193 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:21:29" (1/1) ... [2018-10-25 01:21:30,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:21:29" (1/1) ... [2018-10-25 01:21:30,228 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-25 01:21:30,228 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-25 01:21:30,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-25 01:21:30,232 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-25 01:21:30,233 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:21:29" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-25 01:21:30,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-25 01:21:30,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-25 01:21:30,312 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-25 01:21:30,312 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-25 01:21:30,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-25 01:21:30,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-25 01:21:30,313 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-25 01:21:30,313 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-25 01:21:33,381 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-25 01:21:33,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 01:21:33 BoogieIcfgContainer [2018-10-25 01:21:33,382 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-25 01:21:33,383 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-25 01:21:33,384 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-25 01:21:33,387 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-25 01:21:33,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 01:21:29" (1/3) ... [2018-10-25 01:21:33,389 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ec8df77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 01:21:33, skipping insertion in model container [2018-10-25 01:21:33,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 01:21:29" (2/3) ... [2018-10-25 01:21:33,389 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ec8df77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 01:21:33, skipping insertion in model container [2018-10-25 01:21:33,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 01:21:33" (3/3) ... [2018-10-25 01:21:33,391 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label03_true-unreach-call.c [2018-10-25 01:21:33,401 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-25 01:21:33,411 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-25 01:21:33,429 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-25 01:21:33,468 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-25 01:21:33,468 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-25 01:21:33,468 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-25 01:21:33,468 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-25 01:21:33,469 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-25 01:21:33,469 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-25 01:21:33,469 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-25 01:21:33,469 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-25 01:21:33,496 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-10-25 01:21:33,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-10-25 01:21:33,507 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 01:21:33,508 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] [2018-10-25 01:21:33,511 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 01:21:33,516 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 01:21:33,517 INFO L82 PathProgramCache]: Analyzing trace with hash 1405656705, now seen corresponding path program 1 times [2018-10-25 01:21:33,520 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 01:21:33,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:21:33,567 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 01:21:33,567 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:21:33,567 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 01:21:33,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 01:21:33,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 01:21:33,949 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 01:21:33,951 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-25 01:21:33,951 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 01:21:33,961 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-25 01:21:33,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-25 01:21:33,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-25 01:21:33,982 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 4 states. [2018-10-25 01:21:36,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 01:21:36,514 INFO L93 Difference]: Finished difference Result 737 states and 1298 transitions. [2018-10-25 01:21:36,514 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-25 01:21:36,516 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 43 [2018-10-25 01:21:36,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 01:21:36,538 INFO L225 Difference]: With dead ends: 737 [2018-10-25 01:21:36,539 INFO L226 Difference]: Without dead ends: 515 [2018-10-25 01:21:36,547 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 [2018-10-25 01:21:36,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2018-10-25 01:21:36,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 356. [2018-10-25 01:21:36,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-10-25 01:21:36,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 613 transitions. [2018-10-25 01:21:36,627 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 613 transitions. Word has length 43 [2018-10-25 01:21:36,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 01:21:36,628 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 613 transitions. [2018-10-25 01:21:36,628 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-25 01:21:36,629 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 613 transitions. [2018-10-25 01:21:36,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-25 01:21:36,636 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 01:21:36,636 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 01:21:36,636 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 01:21:36,637 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 01:21:36,637 INFO L82 PathProgramCache]: Analyzing trace with hash -1018978157, now seen corresponding path program 1 times [2018-10-25 01:21:36,637 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 01:21:36,638 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:21:36,638 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 01:21:36,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:21:36,639 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 01:21:36,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 01:21:36,947 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 01:21:36,948 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 01:21:36,948 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-25 01:21:36,948 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 01:21:36,951 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-25 01:21:36,951 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-25 01:21:36,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-25 01:21:36,952 INFO L87 Difference]: Start difference. First operand 356 states and 613 transitions. Second operand 4 states. [2018-10-25 01:21:38,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 01:21:38,618 INFO L93 Difference]: Finished difference Result 1282 states and 2343 transitions. [2018-10-25 01:21:38,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-25 01:21:38,625 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 114 [2018-10-25 01:21:38,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 01:21:38,638 INFO L225 Difference]: With dead ends: 1282 [2018-10-25 01:21:38,639 INFO L226 Difference]: Without dead ends: 932 [2018-10-25 01:21:38,644 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 [2018-10-25 01:21:38,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 932 states. [2018-10-25 01:21:38,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 932 to 932. [2018-10-25 01:21:38,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 932 states. [2018-10-25 01:21:38,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 1438 transitions. [2018-10-25 01:21:38,717 INFO L78 Accepts]: Start accepts. Automaton has 932 states and 1438 transitions. Word has length 114 [2018-10-25 01:21:38,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 01:21:38,718 INFO L481 AbstractCegarLoop]: Abstraction has 932 states and 1438 transitions. [2018-10-25 01:21:38,718 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-25 01:21:38,718 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1438 transitions. [2018-10-25 01:21:38,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-25 01:21:38,731 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 01:21:38,732 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 01:21:38,732 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 01:21:38,733 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 01:21:38,733 INFO L82 PathProgramCache]: Analyzing trace with hash 671547815, now seen corresponding path program 1 times [2018-10-25 01:21:38,733 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 01:21:38,734 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:21:38,735 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 01:21:38,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:21:38,735 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 01:21:38,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 01:21:39,037 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-25 01:21:39,037 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 01:21:39,037 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 01:21:39,038 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 173 with the following transitions: [2018-10-25 01:21:39,041 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], [245], [247], [250], [258], [266], [274], [282], [290], [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], [619], [623], [627], [631], [635], [639], [643], [647], [651], [655], [659], [663], [667], [671], [675], [679], [683], [687], [691], [695], [699], [703], [707], [711], [715], [719], [723], [727], [730], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-10-25 01:21:39,096 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 01:21:39,097 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 01:21:39,759 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 01:21:39,761 INFO L272 AbstractInterpreter]: Visited 133 different actions 133 times. Never merged. Never widened. Never found a fixpoint. Largest state had 24 variables. [2018-10-25 01:21:39,804 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 01:21:39,804 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 01:21:40,175 INFO L232 lantSequenceWeakener]: Weakened 166 states. On average, predicates are now at 73.29% of their original sizes. [2018-10-25 01:21:40,175 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 01:21:40,434 INFO L413 sIntCurrentIteration]: We have 171 unified AI predicates [2018-10-25 01:21:40,435 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 01:21:40,438 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 01:21:40,439 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [4] total 8 [2018-10-25 01:21:40,439 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 01:21:40,440 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-25 01:21:40,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-25 01:21:40,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-25 01:21:40,440 INFO L87 Difference]: Start difference. First operand 932 states and 1438 transitions. Second operand 6 states. [2018-10-25 01:21:57,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 01:21:57,307 INFO L93 Difference]: Finished difference Result 2004 states and 3111 transitions. [2018-10-25 01:21:57,307 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-25 01:21:57,307 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 172 [2018-10-25 01:21:57,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 01:21:57,315 INFO L225 Difference]: With dead ends: 2004 [2018-10-25 01:21:57,315 INFO L226 Difference]: Without dead ends: 1078 [2018-10-25 01:21:57,320 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 172 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-10-25 01:21:57,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1078 states. [2018-10-25 01:21:57,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1078 to 1076. [2018-10-25 01:21:57,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1076 states. [2018-10-25 01:21:57,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 1076 states and 1590 transitions. [2018-10-25 01:21:57,356 INFO L78 Accepts]: Start accepts. Automaton has 1076 states and 1590 transitions. Word has length 172 [2018-10-25 01:21:57,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 01:21:57,357 INFO L481 AbstractCegarLoop]: Abstraction has 1076 states and 1590 transitions. [2018-10-25 01:21:57,357 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-25 01:21:57,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1590 transitions. [2018-10-25 01:21:57,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-25 01:21:57,363 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 01:21:57,364 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-25 01:21:57,364 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 01:21:57,365 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 01:21:57,365 INFO L82 PathProgramCache]: Analyzing trace with hash 254914584, now seen corresponding path program 1 times [2018-10-25 01:21:57,365 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 01:21:57,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:21:57,366 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 01:21:57,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:21:57,367 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 01:21:57,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 01:21:58,047 WARN L179 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2018-10-25 01:21:58,335 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-10-25 01:21:58,596 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 150 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 01:21:58,597 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 01:21:58,597 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 01:21:58,597 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 219 with the following transitions: [2018-10-25 01:21:58,597 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], [245], [247], [250], [258], [266], [274], [282], [290], [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], [534], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [594], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-10-25 01:21:58,603 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 01:21:58,603 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 01:21:58,801 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 01:21:58,802 INFO L272 AbstractInterpreter]: Visited 104 different actions 206 times. Merged at 7 different actions 10 times. Never widened. Found 2 fixpoints after 2 different actions. Largest state had 24 variables. [2018-10-25 01:21:58,840 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 01:21:58,842 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 01:21:58,843 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 01:21:58,843 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-25 01:21:58,859 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 01:21:58,860 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 01:21:58,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 01:21:58,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 01:21:59,658 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 150 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 01:21:59,658 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 01:22:00,058 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 150 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 01:22:00,081 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 01:22:00,081 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5, 5] total 17 [2018-10-25 01:22:00,082 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 01:22:00,083 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-10-25 01:22:00,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-10-25 01:22:00,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2018-10-25 01:22:00,084 INFO L87 Difference]: Start difference. First operand 1076 states and 1590 transitions. Second operand 14 states. [2018-10-25 01:22:01,425 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 24 [2018-10-25 01:22:02,526 WARN L179 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2018-10-25 01:22:02,749 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 25 [2018-10-25 01:22:10,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 01:22:10,113 INFO L93 Difference]: Finished difference Result 5625 states and 9634 transitions. [2018-10-25 01:22:10,113 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-10-25 01:22:10,113 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 218 [2018-10-25 01:22:10,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 01:22:10,134 INFO L225 Difference]: With dead ends: 5625 [2018-10-25 01:22:10,135 INFO L226 Difference]: Without dead ends: 2648 [2018-10-25 01:22:10,186 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 495 GetRequests, 452 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 453 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=474, Invalid=1506, Unknown=0, NotChecked=0, Total=1980 [2018-10-25 01:22:10,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2648 states. [2018-10-25 01:22:10,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2648 to 2471. [2018-10-25 01:22:10,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2471 states. [2018-10-25 01:22:10,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2471 states to 2471 states and 3074 transitions. [2018-10-25 01:22:10,293 INFO L78 Accepts]: Start accepts. Automaton has 2471 states and 3074 transitions. Word has length 218 [2018-10-25 01:22:10,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 01:22:10,294 INFO L481 AbstractCegarLoop]: Abstraction has 2471 states and 3074 transitions. [2018-10-25 01:22:10,295 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-10-25 01:22:10,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2471 states and 3074 transitions. [2018-10-25 01:22:10,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-10-25 01:22:10,302 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 01:22:10,302 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-25 01:22:10,303 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 01:22:10,303 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 01:22:10,303 INFO L82 PathProgramCache]: Analyzing trace with hash 538960288, now seen corresponding path program 1 times [2018-10-25 01:22:10,304 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 01:22:10,305 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:22:10,305 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 01:22:10,305 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 01:22:10,305 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 01:22:10,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 01:22:10,657 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-10-25 01:22:10,658 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 01:22:10,658 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-25 01:22:10,658 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 01:22:10,659 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-25 01:22:10,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-25 01:22:10,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-25 01:22:10,660 INFO L87 Difference]: Start difference. First operand 2471 states and 3074 transitions. Second operand 4 states. [2018-10-25 01:22:11,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 01:22:11,819 INFO L93 Difference]: Finished difference Result 4276 states and 5497 transitions. [2018-10-25 01:22:11,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-25 01:22:11,819 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 262 [2018-10-25 01:22:11,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 01:22:11,820 INFO L225 Difference]: With dead ends: 4276 [2018-10-25 01:22:11,820 INFO L226 Difference]: Without dead ends: 0 [2018-10-25 01:22:11,828 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 [2018-10-25 01:22:11,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-25 01:22:11,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-25 01:22:11,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-25 01:22:11,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-25 01:22:11,829 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 262 [2018-10-25 01:22:11,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 01:22:11,830 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-25 01:22:11,830 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-25 01:22:11,830 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-25 01:22:11,830 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-25 01:22:11,835 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-25 01:22:11,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 01:22:11,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 01:22:11,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 01:22:11,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 01:22:11,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 01:22:11,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 01:22:11,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 01:22:11,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 01:22:12,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 01:22:12,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 01:22:12,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 01:22:12,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 01:22:12,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 01:22:12,225 WARN L179 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 15 [2018-10-25 01:22:12,901 WARN L179 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 56 [2018-10-25 01:22:13,143 WARN L179 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 32 [2018-10-25 01:22:13,146 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-25 01:22:13,147 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a10~0 |old(~a10~0)|) (= ~a19~0 |old(~a19~0)|)) [2018-10-25 01:22:13,147 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-25 01:22:13,147 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-10-25 01:22:13,147 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,147 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,147 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,147 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,148 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,148 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,148 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-10-25 01:22:13,148 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-10-25 01:22:13,148 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-10-25 01:22:13,148 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-10-25 01:22:13,149 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-10-25 01:22:13,149 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-10-25 01:22:13,149 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-10-25 01:22:13,149 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-10-25 01:22:13,149 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-10-25 01:22:13,149 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-10-25 01:22:13,150 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-10-25 01:22:13,150 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,150 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,150 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,150 INFO L425 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,150 INFO L425 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,150 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-10-25 01:22:13,151 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-10-25 01:22:13,151 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-10-25 01:22:13,151 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-10-25 01:22:13,151 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-10-25 01:22:13,151 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-25 01:22:13,151 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-10-25 01:22:13,152 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-10-25 01:22:13,152 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-10-25 01:22:13,152 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-10-25 01:22:13,152 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-10-25 01:22:13,152 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-10-25 01:22:13,152 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-10-25 01:22:13,153 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-10-25 01:22:13,153 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,153 INFO L425 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,153 INFO L425 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,153 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,153 INFO L425 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,153 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-10-25 01:22:13,154 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-25 01:22:13,154 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-10-25 01:22:13,154 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-10-25 01:22:13,154 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-10-25 01:22:13,154 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-10-25 01:22:13,154 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-10-25 01:22:13,155 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-10-25 01:22:13,155 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-10-25 01:22:13,155 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-10-25 01:22:13,155 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,155 INFO L425 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,155 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,155 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,156 INFO L425 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,156 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-10-25 01:22:13,156 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-10-25 01:22:13,156 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-10-25 01:22:13,156 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-10-25 01:22:13,156 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-10-25 01:22:13,157 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-10-25 01:22:13,157 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-10-25 01:22:13,157 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-10-25 01:22:13,157 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-10-25 01:22:13,157 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-10-25 01:22:13,157 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-10-25 01:22:13,157 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-10-25 01:22:13,158 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-10-25 01:22:13,158 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,158 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,158 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,158 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,158 INFO L425 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,158 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-10-25 01:22:13,159 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-10-25 01:22:13,159 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-10-25 01:22:13,159 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-10-25 01:22:13,159 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-10-25 01:22:13,159 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-10-25 01:22:13,159 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-10-25 01:22:13,159 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-10-25 01:22:13,160 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-10-25 01:22:13,160 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,160 INFO L425 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,160 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,160 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,160 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,160 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,161 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,161 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-10-25 01:22:13,161 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-10-25 01:22:13,161 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-10-25 01:22:13,161 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-10-25 01:22:13,161 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-10-25 01:22:13,162 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-10-25 01:22:13,162 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-25 01:22:13,162 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-10-25 01:22:13,162 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-10-25 01:22:13,162 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-10-25 01:22:13,162 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-10-25 01:22:13,162 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-10-25 01:22:13,163 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-10-25 01:22:13,163 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,163 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,163 INFO L425 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,163 INFO L425 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,164 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-10-25 01:22:13,164 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,164 INFO L425 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,164 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-10-25 01:22:13,164 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-10-25 01:22:13,164 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-10-25 01:22:13,165 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-10-25 01:22:13,165 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-10-25 01:22:13,165 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-10-25 01:22:13,165 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-10-25 01:22:13,165 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-10-25 01:22:13,165 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-10-25 01:22:13,165 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-10-25 01:22:13,166 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-10-25 01:22:13,166 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-10-25 01:22:13,166 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-10-25 01:22:13,166 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,166 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,166 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,167 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,167 INFO L425 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,167 INFO L425 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,167 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-10-25 01:22:13,167 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-10-25 01:22:13,167 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-10-25 01:22:13,167 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-10-25 01:22:13,167 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-10-25 01:22:13,168 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-10-25 01:22:13,168 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-10-25 01:22:13,168 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-10-25 01:22:13,168 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-10-25 01:22:13,168 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-10-25 01:22:13,168 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-10-25 01:22:13,169 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse3 (<= (+ |old(~a1~0)| 13) 0)) (.cse0 (= 1 |old(~a10~0)|)) (.cse4 (and (= ~a10~0 |old(~a10~0)|) (= ~a19~0 |old(~a19~0)|))) (.cse1 (not (= 14 ~a4~0))) (.cse2 (not (= 0 ~a12~0)))) (and (or (<= ~a1~0 218) (not (= 8 |old(~a19~0)|)) (not .cse0) .cse1 .cse2 (< 218 |old(~a1~0)|)) (or (< 0 (+ ~a1~0 13)) (or .cse3 .cse1 .cse2)) (or .cse4 .cse3 .cse1 .cse2) (or .cse1 .cse2 .cse4 .cse0) (or (or .cse1 .cse2) (= 6 |old(~a19~0)|) .cse4) (or (or .cse1 .cse2 (not (= 9 |old(~a19~0)|)) (not (= 23 |old(~a1~0)|)) (= |calculate_output_#in~input| 0) (not (= 0 |old(~a10~0)|))) (= ~a1~0 23)))) [2018-10-25 01:22:13,169 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-10-25 01:22:13,169 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-10-25 01:22:13,169 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-10-25 01:22:13,169 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,169 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,170 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,170 INFO L425 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,170 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,170 INFO L425 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,170 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-10-25 01:22:13,170 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-10-25 01:22:13,170 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-10-25 01:22:13,171 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-10-25 01:22:13,171 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-10-25 01:22:13,171 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-10-25 01:22:13,171 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-10-25 01:22:13,171 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-10-25 01:22:13,171 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-10-25 01:22:13,171 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-10-25 01:22:13,172 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-10-25 01:22:13,172 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-10-25 01:22:13,172 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-10-25 01:22:13,172 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,172 INFO L425 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,172 INFO L425 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,173 INFO L425 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,173 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,173 INFO L425 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,173 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 112) no Hoare annotation was computed. [2018-10-25 01:22:13,173 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-10-25 01:22:13,173 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-10-25 01:22:13,174 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-10-25 01:22:13,174 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-10-25 01:22:13,174 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-10-25 01:22:13,174 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-25 01:22:13,174 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-10-25 01:22:13,174 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-10-25 01:22:13,174 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-10-25 01:22:13,175 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-10-25 01:22:13,175 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-10-25 01:22:13,175 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-10-25 01:22:13,175 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,175 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,175 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,175 INFO L425 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,176 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,176 INFO L425 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-10-25 01:22:13,176 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-10-25 01:22:13,176 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-10-25 01:22:13,176 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-10-25 01:22:13,176 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-10-25 01:22:13,177 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-10-25 01:22:13,177 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-10-25 01:22:13,177 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-10-25 01:22:13,177 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-10-25 01:22:13,177 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-10-25 01:22:13,177 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-10-25 01:22:13,177 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-10-25 01:22:13,177 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-10-25 01:22:13,178 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-25 01:22:13,178 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a19~0 9) (= ~a10~0 0) (= ~a12~0 0) (= ~a1~0 23) (= ~a4~0 14)) [2018-10-25 01:22:13,178 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-25 01:22:13,178 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-25 01:22:13,178 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (not (= 9 |old(~a19~0)|)) (and (= ~a10~0 0) (= ~a1~0 23) (= ~a19~0 |old(~a19~0)|)) (not (= 23 |old(~a1~0)|)) (not (= 0 |old(~a10~0)|))) [2018-10-25 01:22:13,179 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-10-25 01:22:13,179 INFO L421 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (or (not (= 1 ~a10~0)) (not (= 14 ~a4~0)) (not (= 23 |old(~a1~0)|)) (not (= 6 ~a19~0)) (< 0 (+ ~a1~0 13)) (not (= 0 ~a12~0)) (not (= 9 |old(~a19~0)|)) (not (= 0 |old(~a10~0)|))) [2018-10-25 01:22:13,179 INFO L425 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-10-25 01:22:13,179 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-10-25 01:22:13,179 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-10-25 01:22:13,180 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (or (not (= 1 ~a10~0)) (not (= 14 ~a4~0)) (not (= 23 |old(~a1~0)|)) (not (= 6 ~a19~0)) (< 0 (+ ~a1~0 13)) (not (= 0 ~a12~0)) (not (= 9 |old(~a19~0)|)) (not (= 0 |old(~a10~0)|))) [2018-10-25 01:22:13,180 INFO L425 ceAbstractionStarter]: For program point L582-4(lines 576 592) no Hoare annotation was computed. [2018-10-25 01:22:13,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 01:22:13 BoogieIcfgContainer [2018-10-25 01:22:13,192 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-25 01:22:13,193 INFO L168 Benchmark]: Toolchain (without parser) took 43992.51 ms. Allocated memory was 1.5 GB in the beginning and 3.9 GB in the end (delta: 2.3 GB). Free memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: -533.5 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2018-10-25 01:22:13,195 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-25 01:22:13,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 706.32 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-25 01:22:13,196 INFO L168 Benchmark]: Boogie Procedure Inliner took 205.12 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 756.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -845.8 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2018-10-25 01:22:13,197 INFO L168 Benchmark]: Boogie Preprocessor took 110.88 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. [2018-10-25 01:22:13,197 INFO L168 Benchmark]: RCFGBuilder took 3153.99 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 7.1 GB. [2018-10-25 01:22:13,198 INFO L168 Benchmark]: TraceAbstraction took 39808.86 ms. Allocated memory was 2.3 GB in the beginning and 3.9 GB in the end (delta: 1.6 GB). Free memory was 2.1 GB in the beginning and 1.9 GB in the end (delta: 151.3 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2018-10-25 01:22:13,203 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 706.32 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 205.12 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 756.0 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -845.8 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 110.88 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 3153.99 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 39808.86 ms. Allocated memory was 2.3 GB in the beginning and 3.9 GB in the end (delta: 1.6 GB). Free memory was 2.1 GB in the beginning and 1.9 GB in the end (delta: 151.3 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 112]: 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: 582]: Loop Invariant Derived loop invariant: ((((((!(1 == a10) || !(14 == a4)) || !(23 == \old(a1))) || !(6 == a19)) || 0 < a1 + 13) || !(0 == a12)) || !(9 == \old(a19))) || !(0 == \old(a10)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. SAFE Result, 39.7s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 32.4s AutomataDifference, 0.0s DeadEndRemovalTime, 1.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 578 SDtfs, 3823 SDslu, 634 SDs, 0 SdLazy, 6515 SolverSat, 1840 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.1s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 683 GetRequests, 629 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 453 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2471occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.0s AbstIntTime, 2 AbstIntIterations, 1 AbstIntStrong, 0.9977962583225742 AbsIntWeakeningRatio, 0.11695906432748537 AbsIntAvgWeakeningVarsNumRemoved, 15.502923976608187 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 338 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 79 PreInvPairs, 181 NumberOfFragments, 258 HoareAnnotationTreeSize, 79 FomulaSimplifications, 4043 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2851 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 1027 NumberOfCodeBlocks, 1027 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 1238 ConstructedInterpolants, 0 QuantifiedInterpolants, 1145702 SizeOfPredicates, 1 NumberOfNonLiveVariables, 391 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 7 InterpolantComputations, 3 PerfectInterpolantSequences, 665/703 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...