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_label07_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1dbac8b [2018-10-27 07:26:29,178 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 07:26:29,181 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 07:26:29,198 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 07:26:29,198 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 07:26:29,200 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 07:26:29,201 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 07:26:29,203 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 07:26:29,205 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 07:26:29,207 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 07:26:29,208 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 07:26:29,209 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 07:26:29,211 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 07:26:29,213 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 07:26:29,214 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 07:26:29,222 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 07:26:29,223 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 07:26:29,225 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 07:26:29,227 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 07:26:29,230 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 07:26:29,234 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 07:26:29,235 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 07:26:29,237 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 07:26:29,238 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 07:26:29,238 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 07:26:29,238 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 07:26:29,239 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 07:26:29,242 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 07:26:29,243 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 07:26:29,244 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 07:26:29,244 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 07:26:29,247 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-27 07:26:29,250 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 07:26:29,273 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 07:26:29,274 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 07:26:29,274 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 07:26:29,274 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 07:26:29,275 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 07:26:29,275 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 07:26:29,275 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-27 07:26:29,275 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 07:26:29,276 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-27 07:26:29,276 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 07:26:29,276 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-27 07:26:29,276 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 07:26:29,276 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 07:26:29,276 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 07:26:29,277 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 07:26:29,277 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 07:26:29,277 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 07:26:29,278 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 07:26:29,278 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 07:26:29,278 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 07:26:29,278 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 07:26:29,278 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 07:26:29,279 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 07:26:29,279 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 07:26:29,279 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 07:26:29,279 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 07:26:29,279 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 07:26:29,280 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 07:26:29,280 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 07:26:29,280 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 07:26:29,280 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 07:26:29,280 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 07:26:29,281 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 07:26:29,281 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 07:26:29,281 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-27 07:26:29,281 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-27 07:26:29,324 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 07:26:29,336 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 07:26:29,340 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 07:26:29,342 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 07:26:29,342 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 07:26:29,343 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label07_true-unreach-call.c [2018-10-27 07:26:29,399 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/fd5b28ecd/3b4268b4859d4459b7be2f75b2de5087/FLAG1786f4697 [2018-10-27 07:26:29,920 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 07:26:29,920 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label07_true-unreach-call.c [2018-10-27 07:26:29,938 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/fd5b28ecd/3b4268b4859d4459b7be2f75b2de5087/FLAG1786f4697 [2018-10-27 07:26:29,958 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/fd5b28ecd/3b4268b4859d4459b7be2f75b2de5087 [2018-10-27 07:26:29,970 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 07:26:29,973 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-27 07:26:29,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 07:26:29,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 07:26:29,978 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 07:26:29,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 07:26:29" (1/1) ... [2018-10-27 07:26:29,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11290b0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:26:29, skipping insertion in model container [2018-10-27 07:26:29,982 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 07:26:29" (1/1) ... [2018-10-27 07:26:29,992 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 07:26:30,051 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 07:26:30,573 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 07:26:30,578 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 07:26:30,781 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 07:26:30,806 INFO L193 MainTranslator]: Completed translation [2018-10-27 07:26:30,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:26:30 WrapperNode [2018-10-27 07:26:30,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 07:26:30,808 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 07:26:30,808 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 07:26:30,809 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 07:26:30,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:26:30" (1/1) ... [2018-10-27 07:26:30,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:26:30" (1/1) ... [2018-10-27 07:26:31,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 07:26:31,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 07:26:31,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 07:26:31,049 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 07:26:31,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:26:30" (1/1) ... [2018-10-27 07:26:31,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:26:30" (1/1) ... [2018-10-27 07:26:31,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:26:30" (1/1) ... [2018-10-27 07:26:31,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:26:30" (1/1) ... [2018-10-27 07:26:31,092 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:26:30" (1/1) ... [2018-10-27 07:26:31,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:26:30" (1/1) ... [2018-10-27 07:26:31,119 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:26:30" (1/1) ... [2018-10-27 07:26:31,142 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 07:26:31,142 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 07:26:31,142 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 07:26:31,143 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 07:26:31,144 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:26:30" (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 07:26:31,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 07:26:31,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 07:26:31,206 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-27 07:26:31,207 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-27 07:26:31,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 07:26:31,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 07:26:31,207 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 07:26:31,207 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 07:26:34,216 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 07:26:34,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 07:26:34 BoogieIcfgContainer [2018-10-27 07:26:34,217 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 07:26:34,219 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 07:26:34,219 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 07:26:34,222 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 07:26:34,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 07:26:29" (1/3) ... [2018-10-27 07:26:34,223 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@424a1850 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 07:26:34, skipping insertion in model container [2018-10-27 07:26:34,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 07:26:30" (2/3) ... [2018-10-27 07:26:34,224 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@424a1850 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 07:26:34, skipping insertion in model container [2018-10-27 07:26:34,224 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 07:26:34" (3/3) ... [2018-10-27 07:26:34,226 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label07_true-unreach-call.c [2018-10-27 07:26:34,234 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 07:26:34,241 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 07:26:34,258 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 07:26:34,295 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 07:26:34,295 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 07:26:34,296 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 07:26:34,296 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 07:26:34,296 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 07:26:34,296 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 07:26:34,296 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 07:26:34,297 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 07:26:34,323 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-10-27 07:26:34,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-10-27 07:26:34,332 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:26:34,333 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 07:26:34,336 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:26:34,342 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:26:34,342 INFO L82 PathProgramCache]: Analyzing trace with hash 154949884, now seen corresponding path program 1 times [2018-10-27 07:26:34,344 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:26:34,402 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:26:34,402 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:26:34,403 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:26:34,403 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:26:34,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:26:34,761 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 07:26:34,763 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 07:26:34,764 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-27 07:26:34,764 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 07:26:34,776 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-27 07:26:34,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-27 07:26:34,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 07:26:34,794 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 3 states. [2018-10-27 07:26:36,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:26:36,555 INFO L93 Difference]: Finished difference Result 574 states and 992 transitions. [2018-10-27 07:26:36,558 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-27 07:26:36,559 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-10-27 07:26:36,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:26:36,577 INFO L225 Difference]: With dead ends: 574 [2018-10-27 07:26:36,577 INFO L226 Difference]: Without dead ends: 356 [2018-10-27 07:26:36,583 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-27 07:26:36,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2018-10-27 07:26:36,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 356. [2018-10-27 07:26:36,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-10-27 07:26:36,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 612 transitions. [2018-10-27 07:26:36,658 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 612 transitions. Word has length 52 [2018-10-27 07:26:36,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:26:36,658 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 612 transitions. [2018-10-27 07:26:36,659 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-27 07:26:36,659 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 612 transitions. [2018-10-27 07:26:36,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-27 07:26:36,667 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:26:36,667 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, 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] [2018-10-27 07:26:36,668 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:26:36,668 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:26:36,668 INFO L82 PathProgramCache]: Analyzing trace with hash -169844341, now seen corresponding path program 1 times [2018-10-27 07:26:36,668 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:26:36,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:26:36,670 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:26:36,670 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:26:36,670 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:26:36,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:26:37,002 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-27 07:26:37,003 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 07:26:37,003 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 07:26:37,004 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 124 with the following transitions: [2018-10-27 07:26:37,007 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], [297], [305], [313], [317], [319], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [498], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-10-27 07:26:37,052 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 07:26:37,052 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 07:26:37,770 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 07:26:37,771 INFO L272 AbstractInterpreter]: Visited 78 different actions 221 times. Merged at 5 different actions 9 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-10-27 07:26:37,816 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:26:37,816 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 07:26:38,188 INFO L227 lantSequenceWeakener]: Weakened 120 states. On average, predicates are now at 76.17% of their original sizes. [2018-10-27 07:26:38,188 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 07:26:38,538 INFO L415 sIntCurrentIteration]: We unified 122 AI predicates to 122 [2018-10-27 07:26:38,538 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 07:26:38,539 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 07:26:38,540 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [4] total 12 [2018-10-27 07:26:38,540 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 07:26:38,542 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-27 07:26:38,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-27 07:26:38,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-27 07:26:38,543 INFO L87 Difference]: Start difference. First operand 356 states and 612 transitions. Second operand 10 states. [2018-10-27 07:27:24,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:27:24,740 INFO L93 Difference]: Finished difference Result 1235 states and 2215 transitions. [2018-10-27 07:27:24,740 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-10-27 07:27:24,740 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 123 [2018-10-27 07:27:24,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:27:24,750 INFO L225 Difference]: With dead ends: 1235 [2018-10-27 07:27:24,750 INFO L226 Difference]: Without dead ends: 885 [2018-10-27 07:27:24,753 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 133 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=108, Invalid=312, Unknown=0, NotChecked=0, Total=420 [2018-10-27 07:27:24,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 885 states. [2018-10-27 07:27:24,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 885 to 871. [2018-10-27 07:27:24,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 871 states. [2018-10-27 07:27:24,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 871 states and 1219 transitions. [2018-10-27 07:27:24,809 INFO L78 Accepts]: Start accepts. Automaton has 871 states and 1219 transitions. Word has length 123 [2018-10-27 07:27:24,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:27:24,810 INFO L481 AbstractCegarLoop]: Abstraction has 871 states and 1219 transitions. [2018-10-27 07:27:24,810 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-27 07:27:24,810 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1219 transitions. [2018-10-27 07:27:24,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-10-27 07:27:24,816 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:27:24,817 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 07:27:24,817 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:27:24,817 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:27:24,818 INFO L82 PathProgramCache]: Analyzing trace with hash -1143072624, now seen corresponding path program 1 times [2018-10-27 07:27:24,818 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:27:24,819 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:27:24,819 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:27:24,819 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:27:24,819 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:27:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:27:25,371 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 162 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:27:25,371 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 07:27:25,373 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 07:27:25,374 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 207 with the following transitions: [2018-10-27 07:27:25,374 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], [297], [305], [313], [317], [319], [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], [510], [511], [515], [519], [523], [527], [531], [534], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-10-27 07:27:25,383 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 07:27:25,383 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 07:27:25,514 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 07:27:25,514 INFO L272 AbstractInterpreter]: Visited 89 different actions 176 times. Merged at 7 different actions 10 times. Never widened. Found 2 fixpoints after 2 different actions. Largest state had 24 variables. [2018-10-27 07:27:25,519 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:27:25,520 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 07:27:25,520 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 07:27:25,520 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 07:27:25,529 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:27:25,529 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 07:27:25,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:27:25,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 07:27:25,881 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 162 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:27:25,881 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 07:27:26,589 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 162 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:27:26,611 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-27 07:27:26,611 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-10-27 07:27:26,612 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-27 07:27:26,613 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-27 07:27:26,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-27 07:27:26,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-10-27 07:27:26,614 INFO L87 Difference]: Start difference. First operand 871 states and 1219 transitions. Second operand 9 states. [2018-10-27 07:27:31,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:27:31,530 INFO L93 Difference]: Finished difference Result 2287 states and 3670 transitions. [2018-10-27 07:27:31,531 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-10-27 07:27:31,531 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 206 [2018-10-27 07:27:31,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:27:31,540 INFO L225 Difference]: With dead ends: 2287 [2018-10-27 07:27:31,540 INFO L226 Difference]: Without dead ends: 1030 [2018-10-27 07:27:31,556 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 433 GetRequests, 415 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=114, Invalid=228, Unknown=0, NotChecked=0, Total=342 [2018-10-27 07:27:31,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1030 states. [2018-10-27 07:27:31,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1030 to 1005. [2018-10-27 07:27:31,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1005 states. [2018-10-27 07:27:31,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 1005 states and 1205 transitions. [2018-10-27 07:27:31,605 INFO L78 Accepts]: Start accepts. Automaton has 1005 states and 1205 transitions. Word has length 206 [2018-10-27 07:27:31,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:27:31,606 INFO L481 AbstractCegarLoop]: Abstraction has 1005 states and 1205 transitions. [2018-10-27 07:27:31,606 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-27 07:27:31,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1205 transitions. [2018-10-27 07:27:31,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-10-27 07:27:31,613 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:27:31,613 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, 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, 1, 1, 1, 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 07:27:31,614 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:27:31,614 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:27:31,614 INFO L82 PathProgramCache]: Analyzing trace with hash 47256263, now seen corresponding path program 1 times [2018-10-27 07:27:31,614 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:27:31,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:27:31,615 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:27:31,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:27:31,616 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:27:31,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:27:32,249 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 187 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:27:32,250 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 07:27:32,250 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 07:27:32,250 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 268 with the following transitions: [2018-10-27 07:27:32,251 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], [297], [305], [313], [317], [319], [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], [610], [611], [615], [619], [623], [627], [631], [635], [639], [643], [647], [651], [655], [659], [663], [667], [671], [675], [678], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-10-27 07:27:32,260 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 07:27:32,260 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 07:27:32,572 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-27 07:27:32,572 INFO L272 AbstractInterpreter]: Visited 125 different actions 368 times. Merged at 7 different actions 17 times. Never widened. Found 3 fixpoints after 2 different actions. Largest state had 24 variables. [2018-10-27 07:27:32,724 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:27:32,724 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-27 07:27:32,724 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 07:27:32,725 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 07:27:32,738 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:27:32,738 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-27 07:27:32,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:27:32,842 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 07:27:33,303 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 187 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:27:33,303 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-27 07:27:34,117 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 187 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 07:27:34,138 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-27 07:27:34,139 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-10-27 07:27:34,139 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-27 07:27:34,140 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-27 07:27:34,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-27 07:27:34,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-10-27 07:27:34,141 INFO L87 Difference]: Start difference. First operand 1005 states and 1205 transitions. Second operand 9 states. [2018-10-27 07:27:36,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:27:36,397 INFO L93 Difference]: Finished difference Result 2545 states and 3381 transitions. [2018-10-27 07:27:36,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-10-27 07:27:36,401 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 267 [2018-10-27 07:27:36,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:27:36,414 INFO L225 Difference]: With dead ends: 2545 [2018-10-27 07:27:36,414 INFO L226 Difference]: Without dead ends: 1690 [2018-10-27 07:27:36,418 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 554 GetRequests, 531 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=175, Invalid=377, Unknown=0, NotChecked=0, Total=552 [2018-10-27 07:27:36,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1690 states. [2018-10-27 07:27:36,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1690 to 1636. [2018-10-27 07:27:36,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1636 states. [2018-10-27 07:27:36,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1636 states and 2045 transitions. [2018-10-27 07:27:36,482 INFO L78 Accepts]: Start accepts. Automaton has 1636 states and 2045 transitions. Word has length 267 [2018-10-27 07:27:36,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:27:36,483 INFO L481 AbstractCegarLoop]: Abstraction has 1636 states and 2045 transitions. [2018-10-27 07:27:36,483 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-27 07:27:36,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 2045 transitions. [2018-10-27 07:27:36,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-10-27 07:27:36,490 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:27:36,490 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-27 07:27:36,490 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:27:36,491 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:27:36,491 INFO L82 PathProgramCache]: Analyzing trace with hash 2089573883, now seen corresponding path program 1 times [2018-10-27 07:27:36,491 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:27:36,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:27:36,492 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:27:36,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:27:36,492 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:27:36,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:27:36,777 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-27 07:27:36,860 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 91 proven. 46 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-10-27 07:27:36,861 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-27 07:27:36,861 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-27 07:27:36,861 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 290 with the following transitions: [2018-10-27 07:27:36,862 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], [297], [305], [313], [317], [319], [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], [678], [679], [683], [687], [691], [695], [698], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-10-27 07:27:36,865 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-27 07:27:36,866 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-27 07:27:37,155 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-27 07:27:37,156 INFO L272 AbstractInterpreter]: Visited 129 different actions 252 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-10-27 07:27:37,197 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:27:37,197 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-27 07:27:37,547 INFO L227 lantSequenceWeakener]: Weakened 286 states. On average, predicates are now at 78.19% of their original sizes. [2018-10-27 07:27:37,547 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-10-27 07:27:38,048 INFO L415 sIntCurrentIteration]: We unified 288 AI predicates to 288 [2018-10-27 07:27:38,048 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-27 07:27:38,049 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-27 07:27:38,049 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-10-27 07:27:38,049 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 07:27:38,050 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-27 07:27:38,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-27 07:27:38,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-27 07:27:38,051 INFO L87 Difference]: Start difference. First operand 1636 states and 2045 transitions. Second operand 10 states. [2018-10-27 07:27:54,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:27:54,168 INFO L93 Difference]: Finished difference Result 3038 states and 3713 transitions. [2018-10-27 07:27:54,168 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-10-27 07:27:54,169 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 289 [2018-10-27 07:27:54,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:27:54,177 INFO L225 Difference]: With dead ends: 3038 [2018-10-27 07:27:54,177 INFO L226 Difference]: Without dead ends: 1577 [2018-10-27 07:27:54,181 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 299 GetRequests, 280 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=108, Invalid=312, Unknown=0, NotChecked=0, Total=420 [2018-10-27 07:27:54,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1577 states. [2018-10-27 07:27:54,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1577 to 1520. [2018-10-27 07:27:54,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1520 states. [2018-10-27 07:27:54,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1520 states and 1742 transitions. [2018-10-27 07:27:54,223 INFO L78 Accepts]: Start accepts. Automaton has 1520 states and 1742 transitions. Word has length 289 [2018-10-27 07:27:54,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:27:54,224 INFO L481 AbstractCegarLoop]: Abstraction has 1520 states and 1742 transitions. [2018-10-27 07:27:54,224 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-27 07:27:54,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 1742 transitions. [2018-10-27 07:27:54,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2018-10-27 07:27:54,231 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 07:27:54,232 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, 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, 1, 1, 1, 1, 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 07:27:54,232 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 07:27:54,232 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 07:27:54,232 INFO L82 PathProgramCache]: Analyzing trace with hash -1531039793, now seen corresponding path program 1 times [2018-10-27 07:27:54,233 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 07:27:54,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:27:54,234 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 07:27:54,234 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 07:27:54,234 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 07:27:54,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 07:27:54,568 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2018-10-27 07:27:54,568 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 07:27:54,568 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-27 07:27:54,568 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 07:27:54,569 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-27 07:27:54,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-27 07:27:54,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-27 07:27:54,570 INFO L87 Difference]: Start difference. First operand 1520 states and 1742 transitions. Second operand 4 states. [2018-10-27 07:27:56,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 07:27:56,250 INFO L93 Difference]: Finished difference Result 1668 states and 1899 transitions. [2018-10-27 07:27:56,252 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-27 07:27:56,253 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 345 [2018-10-27 07:27:56,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 07:27:56,254 INFO L225 Difference]: With dead ends: 1668 [2018-10-27 07:27:56,254 INFO L226 Difference]: Without dead ends: 0 [2018-10-27 07:27:56,257 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 07:27:56,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-27 07:27:56,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-27 07:27:56,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-27 07:27:56,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-27 07:27:56,258 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 345 [2018-10-27 07:27:56,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 07:27:56,259 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 07:27:56,259 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-27 07:27:56,259 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-27 07:27:56,259 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 07:27:56,264 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-27 07:27:56,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:27:56,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:27:56,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:27:56,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:27:56,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:27:56,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:27:56,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-27 07:27:56,807 WARN L179 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 59 [2018-10-27 07:27:56,964 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-27 07:27:56,965 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0)) [2018-10-27 07:27:56,965 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-27 07:27:56,965 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-10-27 07:27:56,965 INFO L425 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,965 INFO L425 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,965 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,965 INFO L425 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,966 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,966 INFO L425 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,966 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-10-27 07:27:56,966 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-10-27 07:27:56,966 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-10-27 07:27:56,966 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-10-27 07:27:56,966 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-10-27 07:27:56,966 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-10-27 07:27:56,966 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-10-27 07:27:56,967 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-10-27 07:27:56,967 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-10-27 07:27:56,967 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-10-27 07:27:56,967 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-10-27 07:27:56,967 INFO L425 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,967 INFO L425 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,967 INFO L425 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,967 INFO L425 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,968 INFO L425 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,968 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-10-27 07:27:56,968 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-10-27 07:27:56,968 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-10-27 07:27:56,968 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-10-27 07:27:56,968 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-10-27 07:27:56,968 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-27 07:27:56,969 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-10-27 07:27:56,969 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-10-27 07:27:56,969 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-10-27 07:27:56,969 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-10-27 07:27:56,969 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-10-27 07:27:56,969 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-10-27 07:27:56,969 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-10-27 07:27:56,969 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-10-27 07:27:56,970 INFO L425 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,970 INFO L425 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,970 INFO L425 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,970 INFO L425 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,970 INFO L425 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,970 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-10-27 07:27:56,970 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-27 07:27:56,970 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-10-27 07:27:56,971 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-10-27 07:27:56,971 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-10-27 07:27:56,971 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-10-27 07:27:56,971 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-10-27 07:27:56,971 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-10-27 07:27:56,971 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-10-27 07:27:56,971 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-10-27 07:27:56,972 INFO L425 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,972 INFO L425 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,972 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,972 INFO L425 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,972 INFO L425 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,972 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-10-27 07:27:56,972 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-10-27 07:27:56,972 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-10-27 07:27:56,973 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-10-27 07:27:56,973 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-10-27 07:27:56,973 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-10-27 07:27:56,973 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-10-27 07:27:56,973 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-10-27 07:27:56,973 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-10-27 07:27:56,973 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-10-27 07:27:56,973 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-10-27 07:27:56,974 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-10-27 07:27:56,974 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-10-27 07:27:56,974 INFO L425 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,974 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 139) no Hoare annotation was computed. [2018-10-27 07:27:56,974 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,974 INFO L425 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,974 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,975 INFO L425 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,975 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-10-27 07:27:56,975 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-10-27 07:27:56,975 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-10-27 07:27:56,975 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-10-27 07:27:56,975 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-10-27 07:27:56,975 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-10-27 07:27:56,976 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-10-27 07:27:56,976 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-10-27 07:27:56,976 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-10-27 07:27:56,976 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,976 INFO L425 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,976 INFO L425 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,976 INFO L425 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,976 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,977 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,977 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,977 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-10-27 07:27:56,977 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-10-27 07:27:56,977 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-10-27 07:27:56,977 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-10-27 07:27:56,977 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-10-27 07:27:56,977 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-10-27 07:27:56,978 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-27 07:27:56,978 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-10-27 07:27:56,978 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-10-27 07:27:56,978 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-10-27 07:27:56,978 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-10-27 07:27:56,978 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-10-27 07:27:56,978 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-10-27 07:27:56,978 INFO L425 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,978 INFO L425 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,979 INFO L425 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,979 INFO L425 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,979 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-10-27 07:27:56,979 INFO L425 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,979 INFO L425 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,979 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-10-27 07:27:56,979 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-10-27 07:27:56,979 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-10-27 07:27:56,979 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-10-27 07:27:56,980 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-10-27 07:27:56,980 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-10-27 07:27:56,980 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-10-27 07:27:56,980 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-10-27 07:27:56,980 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-10-27 07:27:56,980 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-10-27 07:27:56,980 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-10-27 07:27:56,980 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-10-27 07:27:56,981 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-10-27 07:27:56,981 INFO L425 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,981 INFO L425 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,981 INFO L425 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,981 INFO L425 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,981 INFO L425 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,981 INFO L425 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,981 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-10-27 07:27:56,982 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-10-27 07:27:56,982 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-10-27 07:27:56,982 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-10-27 07:27:56,982 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-10-27 07:27:56,982 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-10-27 07:27:56,982 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-10-27 07:27:56,982 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-10-27 07:27:56,983 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-10-27 07:27:56,983 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-10-27 07:27:56,983 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-10-27 07:27:56,983 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse0 (= |old(~a10~0)| ~a10~0)) (.cse1 (not (= 14 ~a4~0))) (.cse2 (not (= 0 ~a12~0))) (.cse3 (not (= 9 |old(~a19~0)|))) (.cse4 (= |calculate_output_#in~input| 0)) (.cse5 (= |old(~a19~0)| ~a19~0))) (and (or (not (= 8 |old(~a19~0)|)) (= 8 ~a19~0)) (or (not (= 7 |old(~a19~0)|)) (and (= 7 ~a19~0) .cse0)) (or (or .cse1 .cse2 .cse3 (not (= 23 |old(~a1~0)|)) (not (= 0 |old(~a10~0)|))) (= ~a1~0 23) .cse4) (or (and .cse5 .cse0) (= 6 |old(~a19~0)|) (< 1 |old(~a10~0)|)) (or (and (= ~a19~0 9) .cse0) .cse1 .cse2 .cse3 .cse4) (or (< 8 |old(~a19~0)|) (= 2 |old(~a10~0)|) (and (not (= ~a10~0 2)) .cse5)))) [2018-10-27 07:27:56,983 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-10-27 07:27:56,983 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-10-27 07:27:56,984 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-10-27 07:27:56,984 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,984 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,984 INFO L425 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,984 INFO L425 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,984 INFO L425 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,984 INFO L425 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,984 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-10-27 07:27:56,985 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-10-27 07:27:56,985 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-10-27 07:27:56,985 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-10-27 07:27:56,985 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-10-27 07:27:56,985 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-10-27 07:27:56,985 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-10-27 07:27:56,985 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-10-27 07:27:56,985 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-10-27 07:27:56,986 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-10-27 07:27:56,986 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-10-27 07:27:56,986 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-10-27 07:27:56,986 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-10-27 07:27:56,986 INFO L425 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,986 INFO L425 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,986 INFO L425 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,986 INFO L425 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,986 INFO L425 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,986 INFO L425 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,987 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-10-27 07:27:56,987 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-10-27 07:27:56,987 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-10-27 07:27:56,987 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-10-27 07:27:56,987 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-10-27 07:27:56,987 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-27 07:27:56,987 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-10-27 07:27:56,987 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-10-27 07:27:56,988 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-10-27 07:27:56,988 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-10-27 07:27:56,988 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-10-27 07:27:56,988 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-10-27 07:27:56,988 INFO L425 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,988 INFO L425 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,988 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,988 INFO L425 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,988 INFO L425 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,989 INFO L425 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-10-27 07:27:56,989 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-10-27 07:27:56,989 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-10-27 07:27:56,989 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-10-27 07:27:56,989 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-10-27 07:27:56,989 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-10-27 07:27:56,989 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-10-27 07:27:56,989 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-10-27 07:27:56,989 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-10-27 07:27:56,990 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-10-27 07:27:56,990 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-10-27 07:27:56,990 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-10-27 07:27:56,990 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-10-27 07:27:56,990 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-27 07:27:56,990 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)) [2018-10-27 07:27:56,990 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-27 07:27:56,991 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-27 07:27:56,991 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)|)) (not (= 23 |old(~a1~0)|)) (not (= 0 |old(~a10~0)|)) (and (= ~a19~0 9) (= ~a1~0 23) (= |old(~a10~0)| ~a10~0))) [2018-10-27 07:27:56,991 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-10-27 07:27:56,991 INFO L421 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (or (= 8 ~a19~0) (and (not (= main_~input~0 0)) (= ~a19~0 9)) (not (= 14 ~a4~0)) (and (not (= ~a10~0 2)) (<= ~a19~0 8)) (not (= 23 |old(~a1~0)|)) (= 7 ~a19~0) (not (= 0 ~a12~0)) (not (= 9 |old(~a19~0)|)) (<= ~a10~0 1) (not (= 0 |old(~a10~0)|))) [2018-10-27 07:27:56,991 INFO L425 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-10-27 07:27:56,991 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-10-27 07:27:56,992 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-10-27 07:27:56,992 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (or (= 8 ~a19~0) (= ~a19~0 9) (not (= 14 ~a4~0)) (and (not (= ~a10~0 2)) (<= ~a19~0 8)) (not (= 23 |old(~a1~0)|)) (= 7 ~a19~0) (not (= 0 ~a12~0)) (not (= 9 |old(~a19~0)|)) (<= ~a10~0 1) (not (= 0 |old(~a10~0)|))) [2018-10-27 07:27:56,992 INFO L425 ceAbstractionStarter]: For program point L582-4(lines 576 592) no Hoare annotation was computed. [2018-10-27 07:27:57,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 07:27:57 BoogieIcfgContainer [2018-10-27 07:27:57,007 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 07:27:57,011 INFO L168 Benchmark]: Toolchain (without parser) took 87038.89 ms. Allocated memory was 1.5 GB in the beginning and 4.1 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 1.2 GB. Max. memory is 7.1 GB. [2018-10-27 07:27:57,012 INFO L168 Benchmark]: CDTParser took 0.20 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 07:27:57,014 INFO L168 Benchmark]: CACSL2BoogieTranslator took 832.81 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. [2018-10-27 07:27:57,014 INFO L168 Benchmark]: Boogie Procedure Inliner took 240.30 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 754.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -828.9 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. [2018-10-27 07:27:57,016 INFO L168 Benchmark]: Boogie Preprocessor took 93.19 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 07:27:57,017 INFO L168 Benchmark]: RCFGBuilder took 3075.06 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: 121.7 MB). Peak memory consumption was 121.7 MB. Max. memory is 7.1 GB. [2018-10-27 07:27:57,017 INFO L168 Benchmark]: TraceAbstraction took 82788.74 ms. Allocated memory was 2.3 GB in the beginning and 4.1 GB in the end (delta: 1.8 GB). Free memory was 2.1 GB in the beginning and 2.8 GB in the end (delta: -700.7 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-10-27 07:27:57,024 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 832.81 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 240.30 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 754.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -828.9 MB). Peak memory consumption was 19.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 93.19 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 3075.06 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: 121.7 MB). Peak memory consumption was 121.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 82788.74 ms. Allocated memory was 2.3 GB in the beginning and 4.1 GB in the end (delta: 1.8 GB). Free memory was 2.1 GB in the beginning and 2.8 GB in the end (delta: -700.7 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 139]: 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: ((((((((8 == a19 || a19 == 9) || !(14 == a4)) || (!(a10 == 2) && a19 <= 8)) || !(23 == \old(a1))) || 7 == a19) || !(0 == a12)) || !(9 == \old(a19))) || a10 <= 1) || !(0 == \old(a10)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. SAFE Result, 82.7s OverallTime, 6 OverallIterations, 4 TraceHistogramMax, 73.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 554 SDtfs, 4172 SDslu, 944 SDs, 0 SdLazy, 6695 SolverSat, 1436 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 52.4s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 1429 GetRequests, 1345 SyntacticMatches, 4 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 269 ImplicationChecksByTransitivity, 4.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1636occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.7s AbstIntTime, 4 AbstIntIterations, 2 AbstIntStrong, 0.9968308820396713 AbsIntWeakeningRatio, 0.11219512195121951 AbsIntAvgWeakeningVarsNumRemoved, 13.729268292682926 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 150 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 60 PreInvPairs, 100 NumberOfFragments, 245 HoareAnnotationTreeSize, 60 FomulaSimplifications, 2411 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 694 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 1755 NumberOfCodeBlocks, 1755 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 2218 ConstructedInterpolants, 0 QuantifiedInterpolants, 1380043 SizeOfPredicates, 0 NumberOfNonLiveVariables, 823 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 10 InterpolantComputations, 2 PerfectInterpolantSequences, 1601/1700 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...