java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label29_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-25 00:06:29,545 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-25 00:06:29,547 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-25 00:06:29,562 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-25 00:06:29,563 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-25 00:06:29,564 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-25 00:06:29,565 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-25 00:06:29,567 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-25 00:06:29,569 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-25 00:06:29,570 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-25 00:06:29,570 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-25 00:06:29,571 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-25 00:06:29,572 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-25 00:06:29,573 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-25 00:06:29,574 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-25 00:06:29,576 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-25 00:06:29,577 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-25 00:06:29,579 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-25 00:06:29,581 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-25 00:06:29,583 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-25 00:06:29,584 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-25 00:06:29,585 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-25 00:06:29,587 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-25 00:06:29,596 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-10-25 00:06:29,614 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-25 00:06:29,614 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-25 00:06:29,615 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-25 00:06:29,615 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-25 00:06:29,616 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-25 00:06:29,616 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-25 00:06:29,616 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-25 00:06:29,616 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-25 00:06:29,616 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-25 00:06:29,617 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-25 00:06:29,617 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-25 00:06:29,617 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-25 00:06:29,617 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-25 00:06:29,617 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-25 00:06:29,618 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-25 00:06:29,618 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-25 00:06:29,618 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-25 00:06:29,619 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-25 00:06:29,619 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-25 00:06:29,619 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-25 00:06:29,619 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-25 00:06:29,619 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-25 00:06:29,620 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-25 00:06:29,620 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-25 00:06:29,620 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-25 00:06:29,620 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-25 00:06:29,620 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-25 00:06:29,621 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-25 00:06:29,621 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-25 00:06:29,621 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-25 00:06:29,621 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-25 00:06:29,621 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-25 00:06:29,621 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-25 00:06:29,622 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-25 00:06:29,622 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-25 00:06:29,622 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-25 00:06:29,668 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-25 00:06:29,689 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-25 00:06:29,694 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-25 00:06:29,696 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-25 00:06:29,697 INFO L276 PluginConnector]: CDTParser initialized [2018-10-25 00:06:29,698 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label29_true-unreach-call_false-termination.c [2018-10-25 00:06:29,768 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/3c68edee7/6a86f6a10ecb4ed5b4b0fc06d8945273/FLAG3a50cec4c [2018-10-25 00:06:30,421 INFO L298 CDTParser]: Found 1 translation units. [2018-10-25 00:06:30,422 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label29_true-unreach-call_false-termination.c [2018-10-25 00:06:30,447 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/3c68edee7/6a86f6a10ecb4ed5b4b0fc06d8945273/FLAG3a50cec4c [2018-10-25 00:06:30,469 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/3c68edee7/6a86f6a10ecb4ed5b4b0fc06d8945273 [2018-10-25 00:06:30,482 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-25 00:06:30,483 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-25 00:06:30,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-25 00:06:30,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-25 00:06:30,489 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-25 00:06:30,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 12:06:30" (1/1) ... [2018-10-25 00:06:30,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e7d78d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:30, skipping insertion in model container [2018-10-25 00:06:30,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 12:06:30" (1/1) ... [2018-10-25 00:06:30,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-25 00:06:30,566 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-25 00:06:31,051 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-25 00:06:31,056 INFO L189 MainTranslator]: Completed pre-run [2018-10-25 00:06:31,190 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-25 00:06:31,208 INFO L193 MainTranslator]: Completed translation [2018-10-25 00:06:31,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:31 WrapperNode [2018-10-25 00:06:31,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-25 00:06:31,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-25 00:06:31,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-25 00:06:31,210 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-25 00:06:31,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:31" (1/1) ... [2018-10-25 00:06:31,246 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:31" (1/1) ... [2018-10-25 00:06:31,402 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-25 00:06:31,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-25 00:06:31,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-25 00:06:31,403 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-25 00:06:31,414 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:31" (1/1) ... [2018-10-25 00:06:31,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:31" (1/1) ... [2018-10-25 00:06:31,419 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:31" (1/1) ... [2018-10-25 00:06:31,419 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:31" (1/1) ... [2018-10-25 00:06:31,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:31" (1/1) ... [2018-10-25 00:06:31,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:31" (1/1) ... [2018-10-25 00:06:31,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:31" (1/1) ... [2018-10-25 00:06:31,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-25 00:06:31,466 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-25 00:06:31,466 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-25 00:06:31,466 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-25 00:06:31,469 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-25 00:06:31,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-25 00:06:31,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-25 00:06:31,560 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-25 00:06:31,560 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-25 00:06:31,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-25 00:06:31,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-25 00:06:31,561 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-25 00:06:31,561 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-25 00:06:35,075 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-25 00:06:35,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 12:06:35 BoogieIcfgContainer [2018-10-25 00:06:35,076 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-25 00:06:35,077 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-25 00:06:35,077 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-25 00:06:35,081 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-25 00:06:35,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 12:06:30" (1/3) ... [2018-10-25 00:06:35,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13367364 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 12:06:35, skipping insertion in model container [2018-10-25 00:06:35,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:31" (2/3) ... [2018-10-25 00:06:35,083 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13367364 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 12:06:35, skipping insertion in model container [2018-10-25 00:06:35,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 12:06:35" (3/3) ... [2018-10-25 00:06:35,085 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label29_true-unreach-call_false-termination.c [2018-10-25 00:06:35,096 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-25 00:06:35,106 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-25 00:06:35,124 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-25 00:06:35,163 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-25 00:06:35,163 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-25 00:06:35,163 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-25 00:06:35,164 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-25 00:06:35,164 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-25 00:06:35,164 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-25 00:06:35,164 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-25 00:06:35,165 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-25 00:06:35,191 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-10-25 00:06:35,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-25 00:06:35,205 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:06:35,206 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:06:35,209 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:06:35,215 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:06:35,215 INFO L82 PathProgramCache]: Analyzing trace with hash 150214839, now seen corresponding path program 1 times [2018-10-25 00:06:35,218 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:06:35,264 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:35,264 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:06:35,264 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:35,264 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:06:35,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:06:35,812 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-25 00:06:35,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:06:35,886 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 00:06:35,886 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-25 00:06:35,887 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:06:35,893 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-25 00:06:35,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-25 00:06:35,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:06:35,911 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-10-25 00:06:37,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:06:37,549 INFO L93 Difference]: Finished difference Result 627 states and 1072 transitions. [2018-10-25 00:06:37,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-25 00:06:37,551 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 109 [2018-10-25 00:06:37,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:06:37,571 INFO L225 Difference]: With dead ends: 627 [2018-10-25 00:06:37,571 INFO L226 Difference]: Without dead ends: 388 [2018-10-25 00:06:37,579 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:06:37,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2018-10-25 00:06:37,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 383. [2018-10-25 00:06:37,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2018-10-25 00:06:37,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 619 transitions. [2018-10-25 00:06:37,657 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 619 transitions. Word has length 109 [2018-10-25 00:06:37,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:06:37,658 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 619 transitions. [2018-10-25 00:06:37,658 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-25 00:06:37,658 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 619 transitions. [2018-10-25 00:06:37,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-25 00:06:37,666 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:06:37,666 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:06:37,667 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:06:37,667 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:06:37,667 INFO L82 PathProgramCache]: Analyzing trace with hash 348320458, now seen corresponding path program 1 times [2018-10-25 00:06:37,668 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:06:37,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:37,669 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:06:37,669 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:37,670 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:06:37,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:06:37,880 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:06:37,880 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 00:06:37,880 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-25 00:06:37,880 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:06:37,882 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-25 00:06:37,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-25 00:06:37,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:06:37,883 INFO L87 Difference]: Start difference. First operand 383 states and 619 transitions. Second operand 3 states. [2018-10-25 00:06:38,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:06:38,885 INFO L93 Difference]: Finished difference Result 1053 states and 1768 transitions. [2018-10-25 00:06:38,888 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-25 00:06:38,888 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 118 [2018-10-25 00:06:38,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:06:38,896 INFO L225 Difference]: With dead ends: 1053 [2018-10-25 00:06:38,897 INFO L226 Difference]: Without dead ends: 676 [2018-10-25 00:06:38,903 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:06:38,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 676 states. [2018-10-25 00:06:38,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 676 to 676. [2018-10-25 00:06:38,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 676 states. [2018-10-25 00:06:38,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 1011 transitions. [2018-10-25 00:06:38,948 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 1011 transitions. Word has length 118 [2018-10-25 00:06:38,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:06:38,949 INFO L481 AbstractCegarLoop]: Abstraction has 676 states and 1011 transitions. [2018-10-25 00:06:38,949 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-25 00:06:38,949 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1011 transitions. [2018-10-25 00:06:38,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-25 00:06:38,954 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:06:38,954 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:06:38,954 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:06:38,955 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:06:38,955 INFO L82 PathProgramCache]: Analyzing trace with hash 1318631550, now seen corresponding path program 1 times [2018-10-25 00:06:38,955 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:06:38,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:38,956 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:06:38,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:38,957 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:06:38,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:06:39,146 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:06:39,147 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 00:06:39,147 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-25 00:06:39,147 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:06:39,148 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-25 00:06:39,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-25 00:06:39,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:06:39,149 INFO L87 Difference]: Start difference. First operand 676 states and 1011 transitions. Second operand 3 states. [2018-10-25 00:06:41,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:06:41,073 INFO L93 Difference]: Finished difference Result 1926 states and 2979 transitions. [2018-10-25 00:06:41,074 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-25 00:06:41,074 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2018-10-25 00:06:41,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:06:41,093 INFO L225 Difference]: With dead ends: 1926 [2018-10-25 00:06:41,094 INFO L226 Difference]: Without dead ends: 1256 [2018-10-25 00:06:41,099 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:06:41,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1256 states. [2018-10-25 00:06:41,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1256 to 1256. [2018-10-25 00:06:41,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1256 states. [2018-10-25 00:06:41,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1256 states and 1828 transitions. [2018-10-25 00:06:41,168 INFO L78 Accepts]: Start accepts. Automaton has 1256 states and 1828 transitions. Word has length 123 [2018-10-25 00:06:41,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:06:41,169 INFO L481 AbstractCegarLoop]: Abstraction has 1256 states and 1828 transitions. [2018-10-25 00:06:41,169 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-25 00:06:41,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 1828 transitions. [2018-10-25 00:06:41,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-25 00:06:41,176 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:06:41,177 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:06:41,177 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:06:41,177 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:06:41,177 INFO L82 PathProgramCache]: Analyzing trace with hash -1684085040, now seen corresponding path program 1 times [2018-10-25 00:06:41,178 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:06:41,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:41,179 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:06:41,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:41,179 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:06:41,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:06:41,462 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-25 00:06:41,573 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 38 proven. 15 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-25 00:06:41,573 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:06:41,574 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:06:41,575 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 156 with the following transitions: [2018-10-25 00:06:41,577 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [56], [59], [63], [64], [68], [72], [76], [79], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:06:41,627 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:06:41,628 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:06:42,216 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:06:42,218 INFO L272 AbstractInterpreter]: Visited 110 different actions 110 times. Never merged. Never widened. Never found a fixpoint. Largest state had 38 variables. [2018-10-25 00:06:42,261 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:06:42,261 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:06:42,677 INFO L232 lantSequenceWeakener]: Weakened 144 states. On average, predicates are now at 80.79% of their original sizes. [2018-10-25 00:06:42,678 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:06:42,914 INFO L413 sIntCurrentIteration]: We have 154 unified AI predicates [2018-10-25 00:06:42,915 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:06:42,916 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:06:42,916 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-10-25 00:06:42,916 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:06:42,917 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-25 00:06:42,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-25 00:06:42,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-25 00:06:42,918 INFO L87 Difference]: Start difference. First operand 1256 states and 1828 transitions. Second operand 6 states. [2018-10-25 00:06:53,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:06:53,057 INFO L93 Difference]: Finished difference Result 2656 states and 3872 transitions. [2018-10-25 00:06:53,057 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-25 00:06:53,057 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 155 [2018-10-25 00:06:53,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:06:53,065 INFO L225 Difference]: With dead ends: 2656 [2018-10-25 00:06:53,065 INFO L226 Difference]: Without dead ends: 1406 [2018-10-25 00:06:53,070 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 155 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-10-25 00:06:53,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1406 states. [2018-10-25 00:06:53,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1406 to 1403. [2018-10-25 00:06:53,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1403 states. [2018-10-25 00:06:53,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 1403 states and 1989 transitions. [2018-10-25 00:06:53,109 INFO L78 Accepts]: Start accepts. Automaton has 1403 states and 1989 transitions. Word has length 155 [2018-10-25 00:06:53,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:06:53,109 INFO L481 AbstractCegarLoop]: Abstraction has 1403 states and 1989 transitions. [2018-10-25 00:06:53,109 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-25 00:06:53,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1989 transitions. [2018-10-25 00:06:53,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-25 00:06:53,116 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:06:53,116 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:06:53,117 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:06:53,117 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:06:53,117 INFO L82 PathProgramCache]: Analyzing trace with hash -47073822, now seen corresponding path program 1 times [2018-10-25 00:06:53,117 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:06:53,118 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:53,118 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:06:53,119 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:06:53,119 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:06:53,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:06:53,409 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 46 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:06:53,409 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:06:53,409 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:06:53,410 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 161 with the following transitions: [2018-10-25 00:06:53,410 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [131], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:06:53,415 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:06:53,416 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:06:53,919 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:06:53,919 INFO L272 AbstractInterpreter]: Visited 113 different actions 331 times. Merged at 7 different actions 14 times. Never widened. Found 3 fixpoints after 2 different actions. Largest state had 38 variables. [2018-10-25 00:06:53,953 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:06:53,954 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:06:55,240 INFO L232 lantSequenceWeakener]: Weakened 1 states. On average, predicates are now at 83.33% of their original sizes. [2018-10-25 00:06:55,240 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:06:59,864 INFO L413 sIntCurrentIteration]: We have 159 unified AI predicates [2018-10-25 00:06:59,864 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:06:59,865 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:06:59,865 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [10] total 20 [2018-10-25 00:06:59,865 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:06:59,866 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-25 00:06:59,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-25 00:06:59,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2018-10-25 00:06:59,867 INFO L87 Difference]: Start difference. First operand 1403 states and 1989 transitions. Second operand 12 states. [2018-10-25 00:07:19,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:07:19,282 INFO L93 Difference]: Finished difference Result 3999 states and 5891 transitions. [2018-10-25 00:07:19,282 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-10-25 00:07:19,283 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 160 [2018-10-25 00:07:19,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:07:19,298 INFO L225 Difference]: With dead ends: 3999 [2018-10-25 00:07:19,298 INFO L226 Difference]: Without dead ends: 2602 [2018-10-25 00:07:19,306 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 164 GetRequests, 21 SyntacticMatches, 128 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 678 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=75, Invalid=197, Unknown=0, NotChecked=0, Total=272 [2018-10-25 00:07:19,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2602 states. [2018-10-25 00:07:19,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2602 to 2451. [2018-10-25 00:07:19,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2451 states. [2018-10-25 00:07:19,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 2451 states and 3375 transitions. [2018-10-25 00:07:19,377 INFO L78 Accepts]: Start accepts. Automaton has 2451 states and 3375 transitions. Word has length 160 [2018-10-25 00:07:19,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:07:19,378 INFO L481 AbstractCegarLoop]: Abstraction has 2451 states and 3375 transitions. [2018-10-25 00:07:19,378 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-25 00:07:19,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2451 states and 3375 transitions. [2018-10-25 00:07:19,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-25 00:07:19,387 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:07:19,388 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:07:19,388 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:07:19,388 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:07:19,389 INFO L82 PathProgramCache]: Analyzing trace with hash -726569558, now seen corresponding path program 1 times [2018-10-25 00:07:19,389 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:07:19,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:19,390 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:07:19,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:19,390 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:07:19,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:07:20,037 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 71 proven. 26 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-10-25 00:07:20,037 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:07:20,037 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:07:20,038 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 182 with the following transitions: [2018-10-25 00:07:20,038 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [9], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [131], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:07:20,042 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:07:20,043 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:07:20,557 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:07:20,558 INFO L272 AbstractInterpreter]: Visited 115 different actions 461 times. Merged at 8 different actions 34 times. Widened at 1 different actions 1 times. Found 6 fixpoints after 4 different actions. Largest state had 38 variables. [2018-10-25 00:07:20,563 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:07:20,563 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:07:21,569 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 82.64% of their original sizes. [2018-10-25 00:07:21,570 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:07:25,635 INFO L413 sIntCurrentIteration]: We have 180 unified AI predicates [2018-10-25 00:07:25,635 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:07:25,635 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:07:25,636 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [9] total 20 [2018-10-25 00:07:25,636 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:07:25,637 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-10-25 00:07:25,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-10-25 00:07:25,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2018-10-25 00:07:25,638 INFO L87 Difference]: Start difference. First operand 2451 states and 3375 transitions. Second operand 13 states. [2018-10-25 00:07:44,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:07:44,799 INFO L93 Difference]: Finished difference Result 6829 states and 9646 transitions. [2018-10-25 00:07:44,800 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-10-25 00:07:44,800 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 181 [2018-10-25 00:07:44,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:07:44,818 INFO L225 Difference]: With dead ends: 6829 [2018-10-25 00:07:44,819 INFO L226 Difference]: Without dead ends: 3772 [2018-10-25 00:07:44,834 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 186 GetRequests, 49 SyntacticMatches, 120 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 791 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=96, Invalid=246, Unknown=0, NotChecked=0, Total=342 [2018-10-25 00:07:44,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3772 states. [2018-10-25 00:07:44,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3772 to 3767. [2018-10-25 00:07:44,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3767 states. [2018-10-25 00:07:44,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 3767 states and 4869 transitions. [2018-10-25 00:07:44,935 INFO L78 Accepts]: Start accepts. Automaton has 3767 states and 4869 transitions. Word has length 181 [2018-10-25 00:07:44,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:07:44,935 INFO L481 AbstractCegarLoop]: Abstraction has 3767 states and 4869 transitions. [2018-10-25 00:07:44,936 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-10-25 00:07:44,936 INFO L276 IsEmpty]: Start isEmpty. Operand 3767 states and 4869 transitions. [2018-10-25 00:07:44,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-10-25 00:07:44,949 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:07:44,950 INFO L375 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:07:44,950 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:07:44,950 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:07:44,951 INFO L82 PathProgramCache]: Analyzing trace with hash -966346447, now seen corresponding path program 1 times [2018-10-25 00:07:44,951 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:07:44,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:44,952 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:07:44,952 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:44,952 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:07:44,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:07:45,133 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 116 proven. 35 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-25 00:07:45,134 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:07:45,134 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:07:45,134 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 224 with the following transitions: [2018-10-25 00:07:45,135 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [9], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [127], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [275], [278], [282], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:07:45,139 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:07:45,139 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:07:45,643 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:07:45,643 INFO L272 AbstractInterpreter]: Visited 117 different actions 462 times. Merged at 8 different actions 34 times. Widened at 1 different actions 1 times. Found 6 fixpoints after 4 different actions. Largest state had 38 variables. [2018-10-25 00:07:45,650 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:07:45,651 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:07:45,651 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:07:45,651 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-25 00:07:45,661 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:07:45,661 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:07:46,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:07:46,291 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:07:46,487 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 93 proven. 2 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-10-25 00:07:46,487 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:07:46,786 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 116 proven. 35 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-25 00:07:46,808 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:07:46,808 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-10-25 00:07:46,808 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:07:46,809 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-25 00:07:46,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-25 00:07:46,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-10-25 00:07:46,810 INFO L87 Difference]: Start difference. First operand 3767 states and 4869 transitions. Second operand 9 states. [2018-10-25 00:07:49,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:07:49,145 INFO L93 Difference]: Finished difference Result 8825 states and 11625 transitions. [2018-10-25 00:07:49,146 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-25 00:07:49,147 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 223 [2018-10-25 00:07:49,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:07:49,173 INFO L225 Difference]: With dead ends: 8825 [2018-10-25 00:07:49,174 INFO L226 Difference]: Without dead ends: 5659 [2018-10-25 00:07:49,185 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 459 GetRequests, 445 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2018-10-25 00:07:49,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5659 states. [2018-10-25 00:07:49,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5659 to 5612. [2018-10-25 00:07:49,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5612 states. [2018-10-25 00:07:49,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5612 states to 5612 states and 7154 transitions. [2018-10-25 00:07:49,335 INFO L78 Accepts]: Start accepts. Automaton has 5612 states and 7154 transitions. Word has length 223 [2018-10-25 00:07:49,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:07:49,336 INFO L481 AbstractCegarLoop]: Abstraction has 5612 states and 7154 transitions. [2018-10-25 00:07:49,336 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-25 00:07:49,336 INFO L276 IsEmpty]: Start isEmpty. Operand 5612 states and 7154 transitions. [2018-10-25 00:07:49,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-25 00:07:49,355 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:07:49,355 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:07:49,355 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:07:49,356 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:07:49,356 INFO L82 PathProgramCache]: Analyzing trace with hash 1949963584, now seen corresponding path program 1 times [2018-10-25 00:07:49,356 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:07:49,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:49,357 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:07:49,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:49,357 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:07:49,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:07:50,051 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 123 proven. 36 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-25 00:07:50,052 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:07:50,052 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:07:50,052 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 226 with the following transitions: [2018-10-25 00:07:50,052 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [13], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [275], [278], [282], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [543], [545], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:07:50,059 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:07:50,060 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:07:50,817 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:07:50,817 INFO L272 AbstractInterpreter]: Visited 118 different actions 356 times. Merged at 9 different actions 30 times. Widened at 1 different actions 2 times. Found 5 fixpoints after 3 different actions. Largest state had 38 variables. [2018-10-25 00:07:50,854 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:07:50,855 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:07:50,855 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:07:50,855 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-25 00:07:50,867 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:07:50,868 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:07:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:07:50,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:07:51,423 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 109 proven. 2 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-10-25 00:07:51,423 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:07:51,757 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 135 proven. 10 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-25 00:07:51,779 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:07:51,780 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 14 [2018-10-25 00:07:51,780 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:07:51,781 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-25 00:07:51,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-25 00:07:51,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-10-25 00:07:51,782 INFO L87 Difference]: Start difference. First operand 5612 states and 7154 transitions. Second operand 11 states. [2018-10-25 00:07:55,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:07:55,357 INFO L93 Difference]: Finished difference Result 8269 states and 10449 transitions. [2018-10-25 00:07:55,357 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-10-25 00:07:55,357 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 225 [2018-10-25 00:07:55,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:07:55,358 INFO L225 Difference]: With dead ends: 8269 [2018-10-25 00:07:55,358 INFO L226 Difference]: Without dead ends: 0 [2018-10-25 00:07:55,376 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 489 GetRequests, 458 SyntacticMatches, 3 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=202, Invalid=668, Unknown=0, NotChecked=0, Total=870 [2018-10-25 00:07:55,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-25 00:07:55,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-25 00:07:55,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-25 00:07:55,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-25 00:07:55,378 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 225 [2018-10-25 00:07:55,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:07:55,378 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-25 00:07:55,378 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-25 00:07:55,378 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-25 00:07:55,378 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-25 00:07:55,383 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-25 00:07:55,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:55,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:55,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:55,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:55,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:55,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:55,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:55,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:55,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:55,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:55,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:55,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:55,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:55,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:55,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:55,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:55,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:55,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:55,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:55,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:55,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:56,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:07:56,020 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 130 [2018-10-25 00:07:56,719 WARN L179 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 49 [2018-10-25 00:07:57,172 WARN L179 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 77 [2018-10-25 00:08:02,092 WARN L179 SmtUtils]: Spent 4.90 s on a formula simplification. DAG size of input: 228 DAG size of output: 122 [2018-10-25 00:08:02,222 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-10-25 00:08:02,882 WARN L179 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 93 [2018-10-25 00:08:03,938 WARN L179 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 160 DAG size of output: 99 [2018-10-25 00:08:03,940 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-25 00:08:03,941 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a17~0 |old(~a17~0)|) (= |old(~a28~0)| ~a28~0) (= |old(~a19~0)| ~a19~0)) [2018-10-25 00:08:03,941 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-25 00:08:03,941 INFO L425 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,941 INFO L425 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,941 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,941 INFO L425 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,941 INFO L425 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,941 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-10-25 00:08:03,942 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-10-25 00:08:03,942 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-10-25 00:08:03,942 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-10-25 00:08:03,942 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-10-25 00:08:03,942 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-10-25 00:08:03,942 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-10-25 00:08:03,942 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-10-25 00:08:03,942 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-10-25 00:08:03,942 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 478) no Hoare annotation was computed. [2018-10-25 00:08:03,942 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-10-25 00:08:03,943 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-10-25 00:08:03,943 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-10-25 00:08:03,943 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-10-25 00:08:03,943 INFO L425 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,943 INFO L425 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,943 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,943 INFO L425 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,943 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-10-25 00:08:03,943 INFO L425 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,943 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-10-25 00:08:03,943 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-10-25 00:08:03,943 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-10-25 00:08:03,944 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-10-25 00:08:03,944 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-10-25 00:08:03,944 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-10-25 00:08:03,944 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-10-25 00:08:03,944 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-10-25 00:08:03,944 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-10-25 00:08:03,944 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-10-25 00:08:03,944 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-10-25 00:08:03,944 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-10-25 00:08:03,944 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-10-25 00:08:03,945 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-10-25 00:08:03,945 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-10-25 00:08:03,945 INFO L425 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,945 INFO L425 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,945 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,945 INFO L425 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,945 INFO L425 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,945 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-10-25 00:08:03,945 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-10-25 00:08:03,946 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-10-25 00:08:03,946 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-10-25 00:08:03,946 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-10-25 00:08:03,946 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-10-25 00:08:03,946 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-10-25 00:08:03,946 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-10-25 00:08:03,946 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-10-25 00:08:03,946 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-10-25 00:08:03,946 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-10-25 00:08:03,947 INFO L425 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,947 INFO L425 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,947 INFO L425 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,947 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,947 INFO L425 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,947 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-10-25 00:08:03,947 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-10-25 00:08:03,947 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-10-25 00:08:03,948 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-10-25 00:08:03,948 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-10-25 00:08:03,948 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-10-25 00:08:03,948 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-10-25 00:08:03,948 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-10-25 00:08:03,948 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-10-25 00:08:03,948 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-10-25 00:08:03,948 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-10-25 00:08:03,948 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-10-25 00:08:03,948 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-10-25 00:08:03,949 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,949 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,949 INFO L425 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,949 INFO L425 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,949 INFO L425 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,949 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-10-25 00:08:03,949 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-10-25 00:08:03,949 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-10-25 00:08:03,949 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-10-25 00:08:03,950 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-10-25 00:08:03,950 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-10-25 00:08:03,950 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-10-25 00:08:03,950 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-10-25 00:08:03,950 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-10-25 00:08:03,950 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-10-25 00:08:03,950 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-10-25 00:08:03,950 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-10-25 00:08:03,951 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-10-25 00:08:03,951 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-10-25 00:08:03,951 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-10-25 00:08:03,951 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-10-25 00:08:03,951 INFO L425 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,951 INFO L425 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,951 INFO L425 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,951 INFO L425 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,952 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-10-25 00:08:03,952 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,952 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-10-25 00:08:03,952 INFO L425 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,952 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-10-25 00:08:03,952 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-10-25 00:08:03,952 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-10-25 00:08:03,952 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,953 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,953 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-10-25 00:08:03,953 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-10-25 00:08:03,953 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-10-25 00:08:03,953 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-10-25 00:08:03,953 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-10-25 00:08:03,953 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-10-25 00:08:03,953 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-10-25 00:08:03,953 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-10-25 00:08:03,954 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-10-25 00:08:03,954 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-10-25 00:08:03,954 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-10-25 00:08:03,954 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,954 INFO L425 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,954 INFO L425 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,954 INFO L425 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,954 INFO L425 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,955 INFO L425 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,955 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-10-25 00:08:03,955 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-10-25 00:08:03,955 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-10-25 00:08:03,955 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-10-25 00:08:03,955 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-10-25 00:08:03,955 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-10-25 00:08:03,955 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-10-25 00:08:03,955 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-10-25 00:08:03,955 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-10-25 00:08:03,956 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-10-25 00:08:03,956 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-10-25 00:08:03,956 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,956 INFO L425 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,956 INFO L425 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,956 INFO L425 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,956 INFO L425 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,956 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,956 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-10-25 00:08:03,957 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-10-25 00:08:03,957 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-10-25 00:08:03,957 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-10-25 00:08:03,957 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-10-25 00:08:03,957 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-10-25 00:08:03,957 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-10-25 00:08:03,957 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-10-25 00:08:03,957 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-10-25 00:08:03,957 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-10-25 00:08:03,957 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-10-25 00:08:03,958 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-10-25 00:08:03,958 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-10-25 00:08:03,958 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-10-25 00:08:03,958 INFO L425 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,958 INFO L425 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,958 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,959 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse17 (not (= ~v~0 22))) (.cse18 (not (= ~u~0 21))) (.cse19 (not (= ~a21~0 1))) (.cse20 (not (= ~y~0 25))) (.cse21 (not (= 3 ~c~0))) (.cse22 (= |calculate_output_#in~input| 0)) (.cse23 (not (= ~a~0 1))) (.cse24 (not (= 26 ~z~0))) (.cse25 (not (= ~x~0 24))) (.cse26 (not (= 8 |old(~a17~0)|))) (.cse27 (not (= ~e~0 5))) (.cse28 (not (= ~d~0 4))) (.cse29 (not (= 6 ~f~0))) (.cse30 (not (= ~w~0 23)))) (let ((.cse13 (<= ~a17~0 |old(~a17~0)|)) (.cse3 (= |old(~a19~0)| ~a19~0)) (.cse0 (< 10 |old(~a28~0)|)) (.cse7 (< 0 |old(~a19~0)|)) (.cse16 (< 7 |old(~a17~0)|)) (.cse14 (= 1 ~a11~0)) (.cse8 (not (= ~a25~0 1))) (.cse9 (= 1 |old(~a25~0)|)) (.cse1 (not (= 0 |old(~a11~0)|))) (.cse6 (or .cse17 .cse18 .cse19 .cse20 (= |old(~a28~0)| 0) .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30)) (.cse2 (= |old(~a28~0)| ~a28~0)) (.cse4 (= ~a11~0 0)) (.cse5 (= ~a17~0 8)) (.cse12 (not (= 1 |old(~a19~0)|))) (.cse10 (or (not (= 1 ~a21~0)) (= 0 |old(~a28~0)|) .cse26)) (.cse11 (not (= 1 |old(~a11~0)|))) (.cse15 (= 1 ~a19~0))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse5) .cse6 .cse7) (or .cse0 .cse1 .cse8 .cse6 .cse7 .cse9) (or .cse8 .cse10 .cse11 .cse9) (or .cse0 .cse12 (and .cse13 .cse2 .cse14 .cse15) .cse11 .cse16) (or .cse8 .cse0 .cse7 .cse11 .cse16 .cse9) (or .cse0 .cse8 .cse12 .cse11 .cse16 .cse9) (or (and .cse13 .cse2 .cse3 .cse14) .cse0 .cse7 .cse11 .cse16) (or (= ~a25~0 0) (not (= |old(~a25~0)| 0)) (not (= |old(~a28~0)| 7)) .cse12 (or (not (= |old(~a11~0)| 0)) .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30)) (or (and .cse14 (and (not (= ~a28~0 0)) .cse5)) .cse10 .cse11) (or .cse1 .cse8 .cse12 .cse6 .cse9) (or .cse1 .cse12 .cse6 (and .cse2 .cse4 .cse15 .cse5)) (or .cse12 .cse10 .cse11 .cse15)))) [2018-10-25 00:08:03,959 INFO L425 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,959 INFO L425 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,959 INFO L425 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,959 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-10-25 00:08:03,959 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-10-25 00:08:03,959 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-10-25 00:08:03,959 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-10-25 00:08:03,960 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-10-25 00:08:03,960 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-10-25 00:08:03,960 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-10-25 00:08:03,960 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-10-25 00:08:03,960 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-10-25 00:08:03,960 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-10-25 00:08:03,960 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-10-25 00:08:03,960 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-10-25 00:08:03,961 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-10-25 00:08:03,961 INFO L425 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,961 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,961 INFO L425 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,961 INFO L425 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,961 INFO L425 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,961 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,961 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-10-25 00:08:03,961 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-10-25 00:08:03,961 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-10-25 00:08:03,962 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-10-25 00:08:03,962 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-10-25 00:08:03,962 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-10-25 00:08:03,962 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-10-25 00:08:03,962 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-10-25 00:08:03,962 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-10-25 00:08:03,962 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-10-25 00:08:03,962 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-10-25 00:08:03,962 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-10-25 00:08:03,962 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-10-25 00:08:03,963 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-10-25 00:08:03,963 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-10-25 00:08:03,963 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-10-25 00:08:03,963 INFO L425 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,963 INFO L425 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,963 INFO L425 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,963 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,963 INFO L425 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:03,963 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-10-25 00:08:03,964 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-10-25 00:08:03,964 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-10-25 00:08:03,964 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-10-25 00:08:03,964 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-10-25 00:08:03,964 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-10-25 00:08:03,964 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-10-25 00:08:03,964 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-10-25 00:08:03,964 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-10-25 00:08:03,964 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-10-25 00:08:03,964 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-10-25 00:08:03,965 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-10-25 00:08:03,965 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-10-25 00:08:03,965 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-10-25 00:08:03,965 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-10-25 00:08:03,965 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-10-25 00:08:03,965 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-10-25 00:08:03,965 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-10-25 00:08:03,965 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-10-25 00:08:03,965 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-25 00:08:03,966 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~d~0 4) (= ~z~0 26) (= ~c~0 3) (= ~a21~0 1) (= ~f~0 6) (= ~w~0 23) (= ~u~0 21) (= ~v~0 22) (= ~y~0 25) (= ~e~0 5) (= ~x~0 24) (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a~0 1) (= ~a19~0 1) (= ~a28~0 7)) [2018-10-25 00:08:03,966 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-25 00:08:03,966 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-25 00:08:03,966 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= |old(~a11~0)| 0)) (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 3 ~c~0)) (and (= ~a11~0 0) (= ~a25~0 0) (= ~a19~0 1) (= |old(~a28~0)| ~a28~0) (= ~a17~0 8)) (not (= |old(~a25~0)| 0)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= 8 |old(~a17~0)|)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23))) [2018-10-25 00:08:03,966 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-10-25 00:08:03,966 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse2 (= ~a11~0 0)) (.cse7 (= ~a21~0 1))) (let ((.cse9 (<= ~a19~0 0)) (.cse4 (not (= main_~input~0 0))) (.cse0 (not (= main_~output~0 0))) (.cse5 (and .cse2 .cse7)) (.cse6 (not (= ~a28~0 0))) (.cse1 (= ~a17~0 8)) (.cse8 (<= ~a17~0 7)) (.cse10 (= 1 ~a11~0)) (.cse11 (<= ~a28~0 10)) (.cse3 (= 1 ~a19~0))) (or (and (and .cse0 .cse1) .cse2 (= ~a25~0 0) (= ~a19~0 1) (= ~a28~0 7)) (and .cse3 .cse4 .cse0 .cse5 .cse6 .cse1) (not .cse7) (not (= ~y~0 25)) (and .cse8 .cse9 .cse10 .cse11) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 21 ~u~0)) (not (= 22 ~v~0)) (not (= |old(~a11~0)| 0)) (and .cse10 (and .cse6 .cse1)) (not (= ~z~0 26)) (and .cse9 .cse11 .cse4 .cse0 .cse5 .cse6 .cse1) (not (= 0 |old(~a25~0)|)) (not (= 3 ~c~0)) (not (= 23 ~w~0)) (not (= |old(~a28~0)| 7)) (and .cse8 .cse10 .cse11 .cse3) (not (= ~a~0 1)) (not (= |old(~a17~0)| 8)) (not (= 6 ~f~0))))) [2018-10-25 00:08:03,967 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-10-25 00:08:03,967 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-10-25 00:08:03,967 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse6 (= ~a21~0 1))) (let ((.cse8 (<= ~a19~0 0)) (.cse1 (not (= main_~input~0 0))) (.cse2 (not (= main_~output~0 0))) (.cse3 (and (= ~a11~0 0) .cse6)) (.cse4 (not (= ~a28~0 0))) (.cse5 (= ~a17~0 8)) (.cse7 (<= ~a17~0 7)) (.cse9 (= 1 ~a11~0)) (.cse10 (<= ~a28~0 10)) (.cse0 (= 1 ~a19~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not .cse6) (not (= ~y~0 25)) (and .cse7 .cse8 .cse9 .cse10) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 21 ~u~0)) (not (= 22 ~v~0)) (not (= |old(~a11~0)| 0)) (and .cse9 (and .cse4 .cse5)) (not (= ~z~0 26)) (and .cse8 .cse10 .cse1 .cse2 .cse3 .cse4 .cse5) (not (= 0 |old(~a25~0)|)) (not (= 3 ~c~0)) (not (= 23 ~w~0)) (not (= |old(~a28~0)| 7)) (and .cse7 .cse9 .cse10 .cse0) (not (= ~a~0 1)) (not (= |old(~a17~0)| 8)) (not (= 6 ~f~0))))) [2018-10-25 00:08:03,967 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-10-25 00:08:03,967 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-10-25 00:08:03,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 12:08:03 BoogieIcfgContainer [2018-10-25 00:08:03,983 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-25 00:08:03,984 INFO L168 Benchmark]: Toolchain (without parser) took 93501.55 ms. Allocated memory was 1.5 GB in the beginning and 4.0 GB in the end (delta: 2.5 GB). Free memory was 1.4 GB in the beginning and 3.4 GB in the end (delta: -2.0 GB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. [2018-10-25 00:08:03,985 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-25 00:08:03,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 724.92 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-25 00:08:03,986 INFO L168 Benchmark]: Boogie Procedure Inliner took 192.70 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 727.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -806.5 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. [2018-10-25 00:08:03,987 INFO L168 Benchmark]: Boogie Preprocessor took 62.82 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2018-10-25 00:08:03,988 INFO L168 Benchmark]: RCFGBuilder took 3610.15 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: 104.8 MB). Peak memory consumption was 104.8 MB. Max. memory is 7.1 GB. [2018-10-25 00:08:03,989 INFO L168 Benchmark]: TraceAbstraction took 88905.80 ms. Allocated memory was 2.3 GB in the beginning and 4.0 GB in the end (delta: 1.7 GB). Free memory was 2.1 GB in the beginning and 3.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. [2018-10-25 00:08:03,994 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 724.92 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 192.70 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 727.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -806.5 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 62.82 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3610.15 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: 104.8 MB). Peak memory consumption was 104.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 88905.80 ms. Allocated memory was 2.3 GB in the beginning and 4.0 GB in the end (delta: 1.7 GB). Free memory was 2.1 GB in the beginning and 3.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 478]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((!(output == 0) && a17 == 8) && a11 == 0) && a25 == 0) && a19 == 1) && a28 == 7) || (((((1 == a19 && !(input == 0)) && !(output == 0)) && a11 == 0 && a21 == 1) && !(a28 == 0)) && a17 == 8)) || !(a21 == 1)) || !(y == 25)) || (((a17 <= 7 && a19 <= 0) && 1 == a11) && a28 <= 10)) || !(1 == \old(a19))) || !(x == 24)) || !(e == 5)) || !(d == 4)) || !(21 == u)) || !(22 == v)) || !(\old(a11) == 0)) || (1 == a11 && !(a28 == 0) && a17 == 8)) || !(z == 26)) || ((((((a19 <= 0 && a28 <= 10) && !(input == 0)) && !(output == 0)) && a11 == 0 && a21 == 1) && !(a28 == 0)) && a17 == 8)) || !(0 == \old(a25))) || !(3 == c)) || !(23 == w)) || !(\old(a28) == 7)) || (((a17 <= 7 && 1 == a11) && a28 <= 10) && 1 == a19)) || !(a == 1)) || !(\old(a17) == 8)) || !(6 == f) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 88.8s OverallTime, 8 OverallIterations, 5 TraceHistogramMax, 59.4s AutomataDifference, 0.0s DeadEndRemovalTime, 8.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 1435 SDtfs, 5916 SDslu, 1211 SDs, 0 SdLazy, 12658 SolverSat, 1134 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 24.4s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 1466 GetRequests, 1131 SyntacticMatches, 255 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1658 ImplicationChecksByTransitivity, 10.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5612occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 3.0s AbstIntTime, 5 AbstIntIterations, 3 AbstIntStrong, 0.9968173660095877 AbsIntWeakeningRatio, 0.22718052738336714 AbsIntAvgWeakeningVarsNumRemoved, 8.645030425963489 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 8 MinimizatonAttempts, 211 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 125 PreInvPairs, 179 NumberOfFragments, 1075 HoareAnnotationTreeSize, 125 FomulaSimplifications, 16306 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 7 FomulaSimplificationsInter, 16350 FormulaSimplificationTreeSizeReductionInter, 7.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 1742 NumberOfCodeBlocks, 1742 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2178 ConstructedInterpolants, 0 QuantifiedInterpolants, 723556 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1105 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 12 InterpolantComputations, 3 PerfectInterpolantSequences, 1118/1292 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...