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/Problem01_label10_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-25 00:01:15,747 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-25 00:01:15,749 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-25 00:01:15,762 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-25 00:01:15,762 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-25 00:01:15,764 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-25 00:01:15,765 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-25 00:01:15,767 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-25 00:01:15,768 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-25 00:01:15,769 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-25 00:01:15,770 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-25 00:01:15,770 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-25 00:01:15,771 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-25 00:01:15,772 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-25 00:01:15,774 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-25 00:01:15,774 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-25 00:01:15,775 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-25 00:01:15,777 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-25 00:01:15,779 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-25 00:01:15,780 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-25 00:01:15,782 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-25 00:01:15,783 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-25 00:01:15,785 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-25 00:01:15,793 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 00:01:15,824 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-25 00:01:15,824 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-25 00:01:15,825 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-25 00:01:15,825 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-25 00:01:15,826 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-25 00:01:15,826 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-25 00:01:15,826 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-25 00:01:15,826 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-25 00:01:15,826 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-25 00:01:15,826 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-25 00:01:15,827 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-25 00:01:15,827 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-25 00:01:15,827 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-25 00:01:15,827 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-25 00:01:15,828 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-25 00:01:15,829 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-25 00:01:15,829 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-25 00:01:15,829 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-25 00:01:15,829 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-25 00:01:15,829 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-25 00:01:15,830 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-25 00:01:15,830 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-25 00:01:15,830 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-25 00:01:15,830 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-25 00:01:15,830 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-25 00:01:15,831 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-25 00:01:15,832 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-25 00:01:15,833 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-25 00:01:15,833 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-25 00:01:15,833 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-25 00:01:15,833 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-25 00:01:15,833 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-25 00:01:15,834 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-25 00:01:15,834 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-25 00:01:15,834 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-25 00:01:15,834 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-25 00:01:15,884 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-25 00:01:15,902 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-25 00:01:15,908 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-25 00:01:15,909 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-25 00:01:15,910 INFO L276 PluginConnector]: CDTParser initialized [2018-10-25 00:01:15,910 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label10_true-unreach-call_false-termination.c [2018-10-25 00:01:15,978 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/e9da7f167/593e3c5069b44bf5836cf0ab98c1b2af/FLAG2cd7a6baf [2018-10-25 00:01:16,597 INFO L298 CDTParser]: Found 1 translation units. [2018-10-25 00:01:16,598 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label10_true-unreach-call_false-termination.c [2018-10-25 00:01:16,622 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/e9da7f167/593e3c5069b44bf5836cf0ab98c1b2af/FLAG2cd7a6baf [2018-10-25 00:01:16,644 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/e9da7f167/593e3c5069b44bf5836cf0ab98c1b2af [2018-10-25 00:01:16,657 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-25 00:01:16,659 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-25 00:01:16,660 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-25 00:01:16,660 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-25 00:01:16,666 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-25 00:01:16,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 12:01:16" (1/1) ... [2018-10-25 00:01:16,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71e73589 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:16, skipping insertion in model container [2018-10-25 00:01:16,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 12:01:16" (1/1) ... [2018-10-25 00:01:16,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-25 00:01:16,751 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-25 00:01:17,216 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-25 00:01:17,221 INFO L189 MainTranslator]: Completed pre-run [2018-10-25 00:01:17,378 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-25 00:01:17,402 INFO L193 MainTranslator]: Completed translation [2018-10-25 00:01:17,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17 WrapperNode [2018-10-25 00:01:17,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-25 00:01:17,404 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-25 00:01:17,404 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-25 00:01:17,404 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-25 00:01:17,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (1/1) ... [2018-10-25 00:01:17,444 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (1/1) ... [2018-10-25 00:01:17,601 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-25 00:01:17,601 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-25 00:01:17,601 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-25 00:01:17,602 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-25 00:01:17,612 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (1/1) ... [2018-10-25 00:01:17,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (1/1) ... [2018-10-25 00:01:17,617 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (1/1) ... [2018-10-25 00:01:17,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (1/1) ... [2018-10-25 00:01:17,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (1/1) ... [2018-10-25 00:01:17,660 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (1/1) ... [2018-10-25 00:01:17,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (1/1) ... [2018-10-25 00:01:17,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-25 00:01:17,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-25 00:01:17,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-25 00:01:17,693 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-25 00:01:17,694 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (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 00:01:17,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-25 00:01:17,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-25 00:01:17,765 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-25 00:01:17,765 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-25 00:01:17,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-25 00:01:17,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-25 00:01:17,766 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-25 00:01:17,766 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-25 00:01:21,279 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-25 00:01:21,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 12:01:21 BoogieIcfgContainer [2018-10-25 00:01:21,280 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-25 00:01:21,282 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-25 00:01:21,282 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-25 00:01:21,287 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-25 00:01:21,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 12:01:16" (1/3) ... [2018-10-25 00:01:21,289 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@192018a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 12:01:21, skipping insertion in model container [2018-10-25 00:01:21,289 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:01:17" (2/3) ... [2018-10-25 00:01:21,290 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@192018a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 12:01:21, skipping insertion in model container [2018-10-25 00:01:21,290 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 12:01:21" (3/3) ... [2018-10-25 00:01:21,292 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label10_true-unreach-call_false-termination.c [2018-10-25 00:01:21,303 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-25 00:01:21,319 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-25 00:01:21,341 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-25 00:01:21,381 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-25 00:01:21,382 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-25 00:01:21,382 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-25 00:01:21,382 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-25 00:01:21,382 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-25 00:01:21,382 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-25 00:01:21,383 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-25 00:01:21,383 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-25 00:01:21,410 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-10-25 00:01:21,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-25 00:01:21,424 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:01:21,426 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:01:21,428 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:01:21,434 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:01:21,434 INFO L82 PathProgramCache]: Analyzing trace with hash 1393235429, now seen corresponding path program 1 times [2018-10-25 00:01:21,436 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:01:21,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:21,488 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:01:21,488 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:21,488 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:01:21,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:01:22,051 WARN L179 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-25 00:01:22,299 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 00:01:22,302 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 00:01:22,303 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-25 00:01:22,303 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:01:22,310 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-25 00:01:22,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-25 00:01:22,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:01:22,332 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 3 states. [2018-10-25 00:01:24,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:01:24,232 INFO L93 Difference]: Finished difference Result 550 states and 941 transitions. [2018-10-25 00:01:24,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-25 00:01:24,237 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 117 [2018-10-25 00:01:24,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:01:24,257 INFO L225 Difference]: With dead ends: 550 [2018-10-25 00:01:24,257 INFO L226 Difference]: Without dead ends: 340 [2018-10-25 00:01:24,268 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:01:24,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2018-10-25 00:01:24,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 340. [2018-10-25 00:01:24,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2018-10-25 00:01:24,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 569 transitions. [2018-10-25 00:01:24,394 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 569 transitions. Word has length 117 [2018-10-25 00:01:24,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:01:24,396 INFO L481 AbstractCegarLoop]: Abstraction has 340 states and 569 transitions. [2018-10-25 00:01:24,397 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-25 00:01:24,398 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 569 transitions. [2018-10-25 00:01:24,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-25 00:01:24,411 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:01:24,411 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:01:24,412 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:01:24,412 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:01:24,412 INFO L82 PathProgramCache]: Analyzing trace with hash -1543937650, now seen corresponding path program 1 times [2018-10-25 00:01:24,413 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:01:24,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:24,416 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:01:24,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:24,416 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:01:24,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:01:24,694 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-25 00:01:24,743 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:01:24,744 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 00:01:24,744 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-25 00:01:24,744 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:01:24,747 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-10-25 00:01:24,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-10-25 00:01:24,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-10-25 00:01:24,748 INFO L87 Difference]: Start difference. First operand 340 states and 569 transitions. Second operand 5 states. [2018-10-25 00:01:26,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:01:26,705 INFO L93 Difference]: Finished difference Result 1079 states and 1888 transitions. [2018-10-25 00:01:26,708 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-25 00:01:26,708 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 127 [2018-10-25 00:01:26,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:01:26,716 INFO L225 Difference]: With dead ends: 1079 [2018-10-25 00:01:26,717 INFO L226 Difference]: Without dead ends: 745 [2018-10-25 00:01:26,723 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-10-25 00:01:26,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2018-10-25 00:01:26,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 733. [2018-10-25 00:01:26,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 733 states. [2018-10-25 00:01:26,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 733 states and 1163 transitions. [2018-10-25 00:01:26,792 INFO L78 Accepts]: Start accepts. Automaton has 733 states and 1163 transitions. Word has length 127 [2018-10-25 00:01:26,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:01:26,793 INFO L481 AbstractCegarLoop]: Abstraction has 733 states and 1163 transitions. [2018-10-25 00:01:26,793 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-10-25 00:01:26,793 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1163 transitions. [2018-10-25 00:01:26,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-25 00:01:26,799 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:01:26,799 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:01:26,799 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:01:26,800 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:01:26,800 INFO L82 PathProgramCache]: Analyzing trace with hash 942593623, now seen corresponding path program 1 times [2018-10-25 00:01:26,800 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:01:26,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:26,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:01:26,801 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:26,802 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:01:26,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:01:27,157 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 40 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:01:27,158 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:01:27,158 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:01:27,159 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 154 with the following transitions: [2018-10-25 00:01:27,161 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [17], [18], [22], [26], [30], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [573], [575], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-25 00:01:27,215 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:01:27,216 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:01:28,516 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:01:28,518 INFO L272 AbstractInterpreter]: Visited 121 different actions 235 times. Merged at 4 different actions 4 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-10-25 00:01:28,570 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:01:28,570 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:01:29,713 INFO L232 lantSequenceWeakener]: Weakened 125 states. On average, predicates are now at 80.8% of their original sizes. [2018-10-25 00:01:29,713 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:01:34,143 INFO L413 sIntCurrentIteration]: We have 152 unified AI predicates [2018-10-25 00:01:34,143 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:01:34,144 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:01:34,144 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [6] total 19 [2018-10-25 00:01:34,144 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:01:34,145 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-10-25 00:01:34,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-10-25 00:01:34,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2018-10-25 00:01:34,146 INFO L87 Difference]: Start difference. First operand 733 states and 1163 transitions. Second operand 15 states. [2018-10-25 00:01:50,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:01:50,358 INFO L93 Difference]: Finished difference Result 2757 states and 4389 transitions. [2018-10-25 00:01:50,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-10-25 00:01:50,358 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 153 [2018-10-25 00:01:50,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:01:50,371 INFO L225 Difference]: With dead ends: 2757 [2018-10-25 00:01:50,371 INFO L226 Difference]: Without dead ends: 2030 [2018-10-25 00:01:50,377 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 159 GetRequests, 56 SyntacticMatches, 83 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 730 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=112, Invalid=350, Unknown=0, NotChecked=0, Total=462 [2018-10-25 00:01:50,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2030 states. [2018-10-25 00:01:50,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2030 to 1985. [2018-10-25 00:01:50,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1985 states. [2018-10-25 00:01:50,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1985 states to 1985 states and 2568 transitions. [2018-10-25 00:01:50,443 INFO L78 Accepts]: Start accepts. Automaton has 1985 states and 2568 transitions. Word has length 153 [2018-10-25 00:01:50,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:01:50,444 INFO L481 AbstractCegarLoop]: Abstraction has 1985 states and 2568 transitions. [2018-10-25 00:01:50,444 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-10-25 00:01:50,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 2568 transitions. [2018-10-25 00:01:50,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-25 00:01:50,452 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:01:50,453 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:01:50,453 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:01:50,453 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:01:50,454 INFO L82 PathProgramCache]: Analyzing trace with hash 175816796, now seen corresponding path program 1 times [2018-10-25 00:01:50,454 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:01:50,455 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:50,455 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:01:50,455 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:50,455 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:01:50,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:01:50,777 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 52 proven. 15 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-25 00:01:50,778 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:01:50,778 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:01:50,778 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 167 with the following transitions: [2018-10-25 00:01:50,779 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [573], [575], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-25 00:01:50,786 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:01:50,786 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:01:51,080 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:01:51,080 INFO L272 AbstractInterpreter]: Visited 122 different actions 238 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-10-25 00:01:51,090 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:01:51,090 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:01:51,553 INFO L232 lantSequenceWeakener]: Weakened 163 states. On average, predicates are now at 80.54% of their original sizes. [2018-10-25 00:01:51,553 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:01:51,676 INFO L413 sIntCurrentIteration]: We have 165 unified AI predicates [2018-10-25 00:01:51,677 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:01:51,677 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:01:51,677 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-10-25 00:01:51,677 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:01:51,678 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-25 00:01:51,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-25 00:01:51,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-25 00:01:51,679 INFO L87 Difference]: Start difference. First operand 1985 states and 2568 transitions. Second operand 10 states. [2018-10-25 00:01:59,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:01:59,291 INFO L93 Difference]: Finished difference Result 3715 states and 4919 transitions. [2018-10-25 00:01:59,291 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-25 00:01:59,291 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 166 [2018-10-25 00:01:59,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:01:59,303 INFO L225 Difference]: With dead ends: 3715 [2018-10-25 00:01:59,303 INFO L226 Difference]: Without dead ends: 2126 [2018-10-25 00:01:59,309 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 173 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-10-25 00:01:59,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2126 states. [2018-10-25 00:01:59,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2126 to 2123. [2018-10-25 00:01:59,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2123 states. [2018-10-25 00:01:59,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2123 states to 2123 states and 2722 transitions. [2018-10-25 00:01:59,369 INFO L78 Accepts]: Start accepts. Automaton has 2123 states and 2722 transitions. Word has length 166 [2018-10-25 00:01:59,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:01:59,369 INFO L481 AbstractCegarLoop]: Abstraction has 2123 states and 2722 transitions. [2018-10-25 00:01:59,369 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-25 00:01:59,370 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 2722 transitions. [2018-10-25 00:01:59,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-25 00:01:59,377 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:01:59,377 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:01:59,378 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:01:59,378 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:01:59,378 INFO L82 PathProgramCache]: Analyzing trace with hash 1952384591, now seen corresponding path program 1 times [2018-10-25 00:01:59,378 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:01:59,379 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:59,379 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:01:59,380 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:01:59,380 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:01:59,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:01:59,651 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 66 proven. 14 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-10-25 00:01:59,651 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:01:59,651 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:01:59,651 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 179 with the following transitions: [2018-10-25 00:01:59,652 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [17], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [573], [575], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-25 00:01:59,657 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:01:59,657 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:02:00,274 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:02:00,274 INFO L272 AbstractInterpreter]: Visited 123 different actions 372 times. Merged at 7 different actions 25 times. Never widened. Found 4 fixpoints after 2 different actions. Largest state had 42 variables. [2018-10-25 00:02:00,282 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:02:00,282 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:02:01,752 INFO L232 lantSequenceWeakener]: Weakened 8 states. On average, predicates are now at 81.56% of their original sizes. [2018-10-25 00:02:01,752 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:02:05,792 INFO L413 sIntCurrentIteration]: We have 177 unified AI predicates [2018-10-25 00:02:05,793 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:02:05,793 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:02:05,793 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [5] total 15 [2018-10-25 00:02:05,794 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:02:05,795 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-25 00:02:05,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-25 00:02:05,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2018-10-25 00:02:05,795 INFO L87 Difference]: Start difference. First operand 2123 states and 2722 transitions. Second operand 12 states. [2018-10-25 00:02:20,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:02:20,786 INFO L93 Difference]: Finished difference Result 5364 states and 7181 transitions. [2018-10-25 00:02:20,786 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-10-25 00:02:20,786 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 178 [2018-10-25 00:02:20,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:02:20,805 INFO L225 Difference]: With dead ends: 5364 [2018-10-25 00:02:20,805 INFO L226 Difference]: Without dead ends: 3775 [2018-10-25 00:02:20,813 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 181 GetRequests, 41 SyntacticMatches, 126 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 644 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2018-10-25 00:02:20,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3775 states. [2018-10-25 00:02:20,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3775 to 3750. [2018-10-25 00:02:20,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3750 states. [2018-10-25 00:02:20,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3750 states to 3750 states and 4702 transitions. [2018-10-25 00:02:20,920 INFO L78 Accepts]: Start accepts. Automaton has 3750 states and 4702 transitions. Word has length 178 [2018-10-25 00:02:20,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:02:20,920 INFO L481 AbstractCegarLoop]: Abstraction has 3750 states and 4702 transitions. [2018-10-25 00:02:20,920 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-25 00:02:20,921 INFO L276 IsEmpty]: Start isEmpty. Operand 3750 states and 4702 transitions. [2018-10-25 00:02:20,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-25 00:02:20,932 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:02:20,932 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:02:20,932 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:02:20,932 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:02:20,933 INFO L82 PathProgramCache]: Analyzing trace with hash 588083980, now seen corresponding path program 1 times [2018-10-25 00:02:20,933 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:02:20,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:02:20,934 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:02:20,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:02:20,934 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:02:20,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:02:21,086 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 88 proven. 20 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-10-25 00:02:21,087 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:02:21,087 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:02:21,087 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 199 with the following transitions: [2018-10-25 00:02:21,087 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [17], [18], [22], [26], [30], [33], [34], [38], [42], [46], [49], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [573], [575], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-25 00:02:21,092 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:02:21,092 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:02:22,506 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:02:22,506 INFO L272 AbstractInterpreter]: Visited 125 different actions 642 times. Merged at 10 different actions 64 times. Widened at 1 different actions 8 times. Found 12 fixpoints after 4 different actions. Largest state had 42 variables. [2018-10-25 00:02:22,511 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:02:22,512 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:02:22,512 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:02:22,512 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 00:02:22,524 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:02:22,524 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:02:22,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:02:22,646 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:02:23,015 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 82 proven. 2 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-10-25 00:02:23,015 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:02:23,608 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 88 proven. 20 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-10-25 00:02:23,631 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:02:23,631 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2018-10-25 00:02:23,631 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:02:23,632 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-10-25 00:02:23,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-10-25 00:02:23,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-10-25 00:02:23,632 INFO L87 Difference]: Start difference. First operand 3750 states and 4702 transitions. Second operand 8 states. [2018-10-25 00:02:29,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:02:29,194 INFO L93 Difference]: Finished difference Result 11065 states and 14977 transitions. [2018-10-25 00:02:29,200 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-10-25 00:02:29,200 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 198 [2018-10-25 00:02:29,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:02:29,221 INFO L225 Difference]: With dead ends: 11065 [2018-10-25 00:02:29,222 INFO L226 Difference]: Without dead ends: 4126 [2018-10-25 00:02:29,260 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 441 GetRequests, 411 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=215, Invalid=777, Unknown=0, NotChecked=0, Total=992 [2018-10-25 00:02:29,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4126 states. [2018-10-25 00:02:29,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4126 to 4069. [2018-10-25 00:02:29,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4069 states. [2018-10-25 00:02:29,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4069 states to 4069 states and 4736 transitions. [2018-10-25 00:02:29,376 INFO L78 Accepts]: Start accepts. Automaton has 4069 states and 4736 transitions. Word has length 198 [2018-10-25 00:02:29,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:02:29,377 INFO L481 AbstractCegarLoop]: Abstraction has 4069 states and 4736 transitions. [2018-10-25 00:02:29,377 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-10-25 00:02:29,377 INFO L276 IsEmpty]: Start isEmpty. Operand 4069 states and 4736 transitions. [2018-10-25 00:02:29,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-10-25 00:02:29,390 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:02:29,390 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:02:29,390 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:02:29,390 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:02:29,391 INFO L82 PathProgramCache]: Analyzing trace with hash -8986296, now seen corresponding path program 1 times [2018-10-25 00:02:29,391 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:02:29,391 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:02:29,392 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:02:29,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:02:29,392 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:02:29,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:02:29,911 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 92 proven. 15 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-25 00:02:29,911 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:02:29,912 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:02:29,912 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 200 with the following transitions: [2018-10-25 00:02:29,912 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [573], [575], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-25 00:02:29,917 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:02:29,917 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:02:30,389 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:02:30,389 INFO L272 AbstractInterpreter]: Visited 122 different actions 238 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 42 variables. [2018-10-25 00:02:30,421 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:02:30,421 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:02:31,287 INFO L232 lantSequenceWeakener]: Weakened 135 states. On average, predicates are now at 80.76% of their original sizes. [2018-10-25 00:02:31,287 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:02:35,067 INFO L413 sIntCurrentIteration]: We have 198 unified AI predicates [2018-10-25 00:02:35,068 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:02:35,068 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:02:35,068 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [6] total 19 [2018-10-25 00:02:35,068 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:02:35,069 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-10-25 00:02:35,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-10-25 00:02:35,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2018-10-25 00:02:35,069 INFO L87 Difference]: Start difference. First operand 4069 states and 4736 transitions. Second operand 15 states. [2018-10-25 00:02:47,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:02:47,545 INFO L93 Difference]: Finished difference Result 8232 states and 9659 transitions. [2018-10-25 00:02:47,546 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-10-25 00:02:47,546 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 199 [2018-10-25 00:02:47,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:02:47,566 INFO L225 Difference]: With dead ends: 8232 [2018-10-25 00:02:47,566 INFO L226 Difference]: Without dead ends: 4716 [2018-10-25 00:02:47,577 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 205 GetRequests, 69 SyntacticMatches, 116 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 819 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=109, Invalid=353, Unknown=0, NotChecked=0, Total=462 [2018-10-25 00:02:47,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4716 states. [2018-10-25 00:02:47,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4716 to 4576. [2018-10-25 00:02:47,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4576 states. [2018-10-25 00:02:47,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4576 states to 4576 states and 5273 transitions. [2018-10-25 00:02:47,690 INFO L78 Accepts]: Start accepts. Automaton has 4576 states and 5273 transitions. Word has length 199 [2018-10-25 00:02:47,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:02:47,691 INFO L481 AbstractCegarLoop]: Abstraction has 4576 states and 5273 transitions. [2018-10-25 00:02:47,691 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-10-25 00:02:47,691 INFO L276 IsEmpty]: Start isEmpty. Operand 4576 states and 5273 transitions. [2018-10-25 00:02:47,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-10-25 00:02:47,704 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:02:47,704 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:02:47,704 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:02:47,704 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:02:47,705 INFO L82 PathProgramCache]: Analyzing trace with hash -356646139, now seen corresponding path program 1 times [2018-10-25 00:02:47,705 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:02:47,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:02:47,706 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:02:47,706 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:02:47,706 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:02:47,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:02:48,413 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 90 proven. 44 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-25 00:02:48,414 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:02:48,414 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:02:48,414 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 209 with the following transitions: [2018-10-25 00:02:48,414 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [573], [575], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-25 00:02:48,417 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:02:48,417 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:02:49,372 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:02:49,373 INFO L272 AbstractInterpreter]: Visited 124 different actions 501 times. Merged at 9 different actions 41 times. Widened at 1 different actions 1 times. Found 8 fixpoints after 3 different actions. Largest state had 42 variables. [2018-10-25 00:02:49,377 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:02:49,377 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:02:49,377 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:02:49,377 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 00:02:49,387 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:02:49,387 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:02:49,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:02:49,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:02:49,600 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 108 proven. 2 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-25 00:02:49,600 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:02:49,811 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 96 proven. 36 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-25 00:02:49,832 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:02:49,832 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 13 [2018-10-25 00:02:49,832 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:02:49,833 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-25 00:02:49,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-25 00:02:49,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2018-10-25 00:02:49,834 INFO L87 Difference]: Start difference. First operand 4576 states and 5273 transitions. Second operand 11 states. [2018-10-25 00:02:52,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:02:52,646 INFO L93 Difference]: Finished difference Result 13630 states and 16737 transitions. [2018-10-25 00:02:52,646 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-10-25 00:02:52,647 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 208 [2018-10-25 00:02:52,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:02:52,693 INFO L225 Difference]: With dead ends: 13630 [2018-10-25 00:02:52,693 INFO L226 Difference]: Without dead ends: 9838 [2018-10-25 00:02:52,724 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 439 GetRequests, 419 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=111, Invalid=269, Unknown=0, NotChecked=0, Total=380 [2018-10-25 00:02:52,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9838 states. [2018-10-25 00:02:52,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9838 to 9521. [2018-10-25 00:02:52,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9521 states. [2018-10-25 00:02:53,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9521 states to 9521 states and 11274 transitions. [2018-10-25 00:02:53,002 INFO L78 Accepts]: Start accepts. Automaton has 9521 states and 11274 transitions. Word has length 208 [2018-10-25 00:02:53,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:02:53,002 INFO L481 AbstractCegarLoop]: Abstraction has 9521 states and 11274 transitions. [2018-10-25 00:02:53,003 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-25 00:02:53,003 INFO L276 IsEmpty]: Start isEmpty. Operand 9521 states and 11274 transitions. [2018-10-25 00:02:53,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-10-25 00:02:53,027 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:02:53,028 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:02:53,028 INFO L424 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:02:53,028 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:02:53,028 INFO L82 PathProgramCache]: Analyzing trace with hash -270817773, now seen corresponding path program 1 times [2018-10-25 00:02:53,028 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:02:53,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:02:53,030 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:02:53,030 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:02:53,030 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:02:53,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:02:53,564 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-25 00:02:53,765 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 141 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-25 00:02:53,765 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:02:53,765 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:02:53,765 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 218 with the following transitions: [2018-10-25 00:02:53,766 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [173], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [573], [575], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-25 00:02:53,768 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:02:53,768 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:02:54,240 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:02:54,240 INFO L272 AbstractInterpreter]: Visited 123 different actions 361 times. Merged at 7 different actions 14 times. Never widened. Found 3 fixpoints after 2 different actions. Largest state had 42 variables. [2018-10-25 00:02:54,249 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:02:54,249 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:02:55,263 INFO L232 lantSequenceWeakener]: Weakened 61 states. On average, predicates are now at 81.6% of their original sizes. [2018-10-25 00:02:55,264 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:02:58,662 INFO L413 sIntCurrentIteration]: We have 216 unified AI predicates [2018-10-25 00:02:58,663 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:02:58,663 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:02:58,663 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [6] total 17 [2018-10-25 00:02:58,663 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:02:58,664 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-10-25 00:02:58,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-10-25 00:02:58,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-10-25 00:02:58,664 INFO L87 Difference]: Start difference. First operand 9521 states and 11274 transitions. Second operand 13 states. [2018-10-25 00:03:10,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:03:10,975 INFO L93 Difference]: Finished difference Result 19371 states and 23017 transitions. [2018-10-25 00:03:10,975 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-10-25 00:03:10,975 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 217 [2018-10-25 00:03:10,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:03:11,007 INFO L225 Difference]: With dead ends: 19371 [2018-10-25 00:03:11,007 INFO L226 Difference]: Without dead ends: 10637 [2018-10-25 00:03:11,023 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 221 GetRequests, 86 SyntacticMatches, 119 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 739 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=81, Invalid=225, Unknown=0, NotChecked=0, Total=306 [2018-10-25 00:03:11,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10637 states. [2018-10-25 00:03:11,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10637 to 10630. [2018-10-25 00:03:11,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10630 states. [2018-10-25 00:03:11,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10630 states to 10630 states and 12495 transitions. [2018-10-25 00:03:11,255 INFO L78 Accepts]: Start accepts. Automaton has 10630 states and 12495 transitions. Word has length 217 [2018-10-25 00:03:11,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:03:11,256 INFO L481 AbstractCegarLoop]: Abstraction has 10630 states and 12495 transitions. [2018-10-25 00:03:11,256 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-10-25 00:03:11,256 INFO L276 IsEmpty]: Start isEmpty. Operand 10630 states and 12495 transitions. [2018-10-25 00:03:11,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-10-25 00:03:11,285 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:03:11,285 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:03:11,285 INFO L424 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:03:11,286 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:03:11,286 INFO L82 PathProgramCache]: Analyzing trace with hash -2082043312, now seen corresponding path program 1 times [2018-10-25 00:03:11,286 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:03:11,287 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:03:11,287 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:03:11,287 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:03:11,287 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:03:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:03:11,658 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 112 proven. 65 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-25 00:03:11,658 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:03:11,658 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:03:11,658 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 229 with the following transitions: [2018-10-25 00:03:11,658 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [49], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [573], [575], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-25 00:03:11,661 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:03:11,661 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:03:12,681 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:03:12,682 INFO L272 AbstractInterpreter]: Visited 125 different actions 511 times. Merged at 10 different actions 47 times. Widened at 1 different actions 1 times. Found 10 fixpoints after 3 different actions. Largest state had 42 variables. [2018-10-25 00:03:12,690 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:03:12,690 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:03:12,690 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:03:12,690 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-25 00:03:12,699 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:03:12,699 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:03:12,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:03:12,818 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:03:12,894 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 136 proven. 2 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-10-25 00:03:12,895 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:03:12,993 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 118 proven. 20 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-10-25 00:03:13,014 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:03:13,014 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 14 [2018-10-25 00:03:13,014 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:03:13,015 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-25 00:03:13,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-25 00:03:13,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2018-10-25 00:03:13,016 INFO L87 Difference]: Start difference. First operand 10630 states and 12495 transitions. Second operand 12 states. [2018-10-25 00:03:19,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:03:19,446 INFO L93 Difference]: Finished difference Result 24795 states and 30571 transitions. [2018-10-25 00:03:19,447 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-10-25 00:03:19,447 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 228 [2018-10-25 00:03:19,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:03:19,503 INFO L225 Difference]: With dead ends: 24795 [2018-10-25 00:03:19,503 INFO L226 Difference]: Without dead ends: 14364 [2018-10-25 00:03:19,527 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 537 GetRequests, 488 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 679 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=521, Invalid=1929, Unknown=0, NotChecked=0, Total=2450 [2018-10-25 00:03:19,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14364 states. [2018-10-25 00:03:19,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14364 to 13533. [2018-10-25 00:03:19,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13533 states. [2018-10-25 00:03:19,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13533 states to 13533 states and 16260 transitions. [2018-10-25 00:03:19,914 INFO L78 Accepts]: Start accepts. Automaton has 13533 states and 16260 transitions. Word has length 228 [2018-10-25 00:03:19,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:03:19,914 INFO L481 AbstractCegarLoop]: Abstraction has 13533 states and 16260 transitions. [2018-10-25 00:03:19,914 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-25 00:03:19,915 INFO L276 IsEmpty]: Start isEmpty. Operand 13533 states and 16260 transitions. [2018-10-25 00:03:19,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-10-25 00:03:19,961 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:03:19,961 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:03:19,962 INFO L424 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:03:19,962 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:03:19,962 INFO L82 PathProgramCache]: Analyzing trace with hash 1872240097, now seen corresponding path program 1 times [2018-10-25 00:03:19,962 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:03:19,963 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:03:19,963 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:03:19,963 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:03:19,964 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:03:19,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:03:20,989 WARN L179 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-25 00:03:21,177 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 167 proven. 45 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-25 00:03:21,177 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:03:21,177 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:03:21,178 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 234 with the following transitions: [2018-10-25 00:03:21,178 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [46], [50], [54], [58], [62], [65], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [105], [106], [110], [114], [118], [122], [126], [130], [134], [137], [138], [142], [146], [150], [154], [158], [162], [166], [170], [174], [178], [182], [186], [190], [194], [198], [202], [206], [210], [214], [218], [222], [226], [230], [234], [238], [242], [246], [250], [254], [258], [262], [266], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [465], [473], [481], [489], [497], [505], [513], [521], [529], [537], [545], [553], [561], [569], [573], [575], [757], [761], [765], [771], [775], [777], [782], [783], [784], [786], [787] [2018-10-25 00:03:21,180 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:03:21,180 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:03:22,093 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:03:22,093 INFO L272 AbstractInterpreter]: Visited 124 different actions 497 times. Merged at 9 different actions 37 times. Widened at 1 different actions 1 times. Found 7 fixpoints after 3 different actions. Largest state had 42 variables. [2018-10-25 00:03:22,097 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:03:22,097 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:03:22,097 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:03:22,097 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-25 00:03:22,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:03:22,105 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:03:22,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:03:22,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:03:22,380 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 150 proven. 19 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-10-25 00:03:22,380 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:03:22,750 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 167 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-10-25 00:03:22,772 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:03:22,773 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 4, 4] total 12 [2018-10-25 00:03:22,773 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:03:22,773 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-10-25 00:03:22,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-10-25 00:03:22,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2018-10-25 00:03:22,774 INFO L87 Difference]: Start difference. First operand 13533 states and 16260 transitions. Second operand 11 states. [2018-10-25 00:03:25,370 WARN L179 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 14 [2018-10-25 00:03:27,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:03:27,852 INFO L93 Difference]: Finished difference Result 27881 states and 35869 transitions. [2018-10-25 00:03:27,852 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-10-25 00:03:27,853 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 233 [2018-10-25 00:03:27,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:03:27,853 INFO L225 Difference]: With dead ends: 27881 [2018-10-25 00:03:27,853 INFO L226 Difference]: Without dead ends: 0 [2018-10-25 00:03:27,920 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 526 GetRequests, 483 SyntacticMatches, 3 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 480 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=332, Invalid=1390, Unknown=0, NotChecked=0, Total=1722 [2018-10-25 00:03:27,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-25 00:03:27,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-25 00:03:27,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-25 00:03:27,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-25 00:03:27,922 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 233 [2018-10-25 00:03:27,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:03:27,922 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-25 00:03:27,922 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-10-25 00:03:27,922 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-25 00:03:27,923 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-25 00:03:27,928 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-25 00:03:27,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:28,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:28,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:28,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:28,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:28,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:28,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:28,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:28,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:28,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:28,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:28,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:28,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:28,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:28,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:28,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:28,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:28,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:28,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:29,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:29,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:29,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:29,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:29,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:29,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:29,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:29,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:29,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:29,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:29,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:29,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:29,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:29,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:29,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:29,961 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:29,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:29,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:29,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:29,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,080 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,190 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:30,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:31,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:31,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:31,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:31,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:31,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:31,234 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:31,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:31,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:31,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:31,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:31,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:31,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:31,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:31,641 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:31,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:31,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:31,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,311 WARN L179 SmtUtils]: Spent 3.08 s on a formula simplification. DAG size of input: 606 DAG size of output: 348 [2018-10-25 00:03:32,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,987 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:32,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,070 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,199 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,598 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:33,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:34,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:34,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:34,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:34,074 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:34,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:34,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:34,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:34,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:34,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:34,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:34,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:03:34,466 WARN L179 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 586 DAG size of output: 303 [2018-10-25 00:03:34,866 WARN L179 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 54 [2018-10-25 00:03:35,328 WARN L179 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 86 [2018-10-25 00:03:40,819 WARN L179 SmtUtils]: Spent 5.43 s on a formula simplification. DAG size of input: 513 DAG size of output: 181 [2018-10-25 00:03:44,194 WARN L179 SmtUtils]: Spent 3.33 s on a formula simplification. DAG size of input: 364 DAG size of output: 134 [2018-10-25 00:03:46,676 WARN L179 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 322 DAG size of output: 128 [2018-10-25 00:03:46,680 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-25 00:03:46,680 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a7~0 |old(~a7~0)|) (= |old(~a8~0)| ~a8~0) (= |old(~a20~0)| ~a20~0) (= ~a17~0 |old(~a17~0)|) (<= ~a21~0 |old(~a21~0)|) (= ~a16~0 |old(~a16~0)|)) [2018-10-25 00:03:46,680 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-25 00:03:46,680 INFO L425 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-10-25 00:03:46,681 INFO L425 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-10-25 00:03:46,681 INFO L425 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,681 INFO L425 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,681 INFO L425 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,681 INFO L425 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,681 INFO L425 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,681 INFO L425 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,681 INFO L425 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-10-25 00:03:46,681 INFO L425 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-10-25 00:03:46,682 INFO L425 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-10-25 00:03:46,682 INFO L425 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-10-25 00:03:46,682 INFO L425 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-10-25 00:03:46,682 INFO L425 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-10-25 00:03:46,682 INFO L425 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-10-25 00:03:46,682 INFO L425 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-10-25 00:03:46,682 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-10-25 00:03:46,682 INFO L425 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-10-25 00:03:46,683 INFO L425 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,683 INFO L425 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,683 INFO L425 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,683 INFO L425 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,683 INFO L425 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,683 INFO L425 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,683 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-10-25 00:03:46,683 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-10-25 00:03:46,684 INFO L425 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-10-25 00:03:46,684 INFO L425 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-10-25 00:03:46,684 INFO L425 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-10-25 00:03:46,684 INFO L425 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-10-25 00:03:46,684 INFO L425 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-10-25 00:03:46,684 INFO L425 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-10-25 00:03:46,684 INFO L425 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-10-25 00:03:46,684 INFO L425 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-10-25 00:03:46,684 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-10-25 00:03:46,684 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-10-25 00:03:46,685 INFO L425 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-10-25 00:03:46,685 INFO L425 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-10-25 00:03:46,685 INFO L425 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-10-25 00:03:46,685 INFO L425 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,685 INFO L425 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,685 INFO L425 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,685 INFO L425 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,685 INFO L425 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,686 INFO L425 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-10-25 00:03:46,686 INFO L425 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-10-25 00:03:46,686 INFO L425 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-10-25 00:03:46,686 INFO L425 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-10-25 00:03:46,686 INFO L425 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-10-25 00:03:46,686 INFO L425 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-10-25 00:03:46,686 INFO L425 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-10-25 00:03:46,686 INFO L425 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-10-25 00:03:46,687 INFO L425 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-10-25 00:03:46,687 INFO L425 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,687 INFO L425 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,687 INFO L425 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,687 INFO L425 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,687 INFO L425 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,687 INFO L425 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-10-25 00:03:46,687 INFO L425 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-10-25 00:03:46,687 INFO L425 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-10-25 00:03:46,688 INFO L425 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-10-25 00:03:46,688 INFO L425 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-10-25 00:03:46,688 INFO L425 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-10-25 00:03:46,688 INFO L425 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-10-25 00:03:46,688 INFO L425 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-10-25 00:03:46,688 INFO L425 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-10-25 00:03:46,688 INFO L425 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-10-25 00:03:46,688 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-10-25 00:03:46,688 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-10-25 00:03:46,689 INFO L425 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-10-25 00:03:46,689 INFO L425 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,689 INFO L425 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,689 INFO L425 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,689 INFO L425 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,689 INFO L425 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,689 INFO L425 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-10-25 00:03:46,689 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-10-25 00:03:46,689 INFO L425 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-10-25 00:03:46,690 INFO L425 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-10-25 00:03:46,690 INFO L425 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-10-25 00:03:46,690 INFO L425 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-10-25 00:03:46,690 INFO L425 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-10-25 00:03:46,690 INFO L425 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-10-25 00:03:46,690 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 506) no Hoare annotation was computed. [2018-10-25 00:03:46,690 INFO L425 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-10-25 00:03:46,690 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,691 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,691 INFO L425 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,691 INFO L425 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,691 INFO L425 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,691 INFO L425 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,691 INFO L425 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-10-25 00:03:46,691 INFO L425 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,691 INFO L425 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-10-25 00:03:46,691 INFO L425 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-10-25 00:03:46,692 INFO L425 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-10-25 00:03:46,692 INFO L425 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-10-25 00:03:46,692 INFO L425 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-10-25 00:03:46,692 INFO L425 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-10-25 00:03:46,692 INFO L425 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-10-25 00:03:46,692 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-10-25 00:03:46,692 INFO L425 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-10-25 00:03:46,692 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-10-25 00:03:46,692 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-10-25 00:03:46,692 INFO L425 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-10-25 00:03:46,693 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-10-25 00:03:46,693 INFO L425 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,693 INFO L425 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,693 INFO L425 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,693 INFO L425 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,693 INFO L425 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,693 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-10-25 00:03:46,693 INFO L425 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-10-25 00:03:46,693 INFO L425 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-10-25 00:03:46,693 INFO L425 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-10-25 00:03:46,694 INFO L425 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-10-25 00:03:46,694 INFO L425 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-10-25 00:03:46,694 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-10-25 00:03:46,694 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-10-25 00:03:46,694 INFO L425 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,694 INFO L425 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,694 INFO L425 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,694 INFO L425 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,694 INFO L425 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,694 INFO L425 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-10-25 00:03:46,695 INFO L425 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-10-25 00:03:46,695 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-10-25 00:03:46,695 INFO L425 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-10-25 00:03:46,695 INFO L425 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-10-25 00:03:46,695 INFO L425 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-10-25 00:03:46,695 INFO L425 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-10-25 00:03:46,695 INFO L425 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-10-25 00:03:46,695 INFO L425 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-10-25 00:03:46,695 INFO L425 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-10-25 00:03:46,696 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse34 (= 1 |old(~a20~0)|)) (.cse38 (not (= ~a16~0 0))) (.cse39 (not (= ~a8~0 0))) (.cse40 (= ~a17~0 1)) (.cse10 (= ~a12~0 8)) (.cse0 (= ~a21~0 1)) (.cse13 (= ~a20~0 1)) (.cse7 (= |calculate_output_#in~input| 0))) (let ((.cse27 (= 1 |old(~a7~0)|)) (.cse11 (= ~a7~0 |old(~a7~0)|)) (.cse33 (and .cse38 .cse39 .cse40 .cse10 .cse0 .cse13 (not .cse7))) (.cse3 (not .cse34)) (.cse14 (= 1 ~a7~0)) (.cse15 (= |old(~a8~0)| ~a8~0)) (.cse28 (= |old(~a20~0)| ~a20~0)) (.cse12 (= ~a17~0 |old(~a17~0)|)) (.cse29 (<= ~a21~0 |old(~a21~0)|)) (.cse30 (= ~a16~0 |old(~a16~0)|)) (.cse2 (not (= 1 |old(~a21~0)|))) (.cse5 (= 0 |old(~a16~0)|)) (.cse6 (not (= 8 ~a12~0))) (.cse36 (= 0 |old(~a8~0)|)) (.cse37 (not (= 1 |old(~a17~0)|)))) (let ((.cse1 (not (= 0 |old(~a7~0)|))) (.cse4 (not (= 15 |old(~a8~0)|))) (.cse23 (not (= ~a16~0 6))) (.cse17 (or .cse2 .cse5 .cse6 .cse36 .cse37)) (.cse16 (and .cse38 .cse39 .cse40 .cse10 .cse0)) (.cse22 (= 6 |old(~a16~0)|)) (.cse20 (and .cse14 .cse15 .cse28 .cse12 .cse29 .cse30)) (.cse21 (< 0 |old(~a21~0)|)) (.cse24 (< |old(~a8~0)| 15)) (.cse31 (not (= 4 |old(~a16~0)|))) (.cse19 (< 13 |old(~a8~0)|)) (.cse32 (or .cse2 .cse3 .cse5 .cse6 .cse7 .cse36 .cse37)) (.cse35 (and .cse11 .cse15 .cse33)) (.cse26 (and .cse14 .cse15 .cse28 .cse12)) (.cse9 (not (= |old(~a20~0)| 1))) (.cse25 (= 13 |old(~a8~0)|)) (.cse18 (not .cse27)) (.cse8 (< 0 |old(~a17~0)|))) (and (or .cse0 (or (or .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) .cse8)) (or (or (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= |old(~a21~0)| 1)) (not (= ~b~0 2)) (not (= ~y~0 25)) (not (= 3 ~c~0)) .cse9 .cse7 (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= ~x~0 24)) (not (= |old(~a17~0)| 1)) (not .cse10) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23))) (not (= |old(~a16~0)| 5)) (not (= |old(~a7~0)| 0)) (and (and (= ~a8~0 15) .cse0) .cse11 .cse12 .cse13 (= ~a16~0 5)) (not (= |old(~a8~0)| 15))) (or (and .cse14 .cse15 .cse16) .cse17 .cse18) (or .cse19 .cse20 (< |old(~a20~0)| 1) .cse18 .cse8 .cse21) (or .cse22 .cse23 .cse18 .cse24) (or .cse22 .cse25 .cse18 .cse26 .cse8) (or .cse27 (and .cse28 .cse12 .cse29 .cse30) .cse31 .cse8) (or .cse22 .cse19 .cse17 .cse16) (or .cse22 .cse17 .cse18 .cse23) (or .cse27 .cse25 .cse8 (and .cse11 .cse15 .cse28 .cse12 .cse29 .cse30)) (or (and .cse29 .cse30) .cse22 .cse25 .cse8) (or .cse32 .cse33 .cse18) (or .cse0 (or (or .cse1 .cse2 .cse4 (not (= 5 |old(~a16~0)|)) .cse6) .cse8)) (or .cse22 (= |old(~a7~0)| 1) .cse19 (and .cse11 .cse15 .cse23)) (or .cse27 .cse25 .cse17 (and .cse11 .cse15 .cse28 .cse16 .cse30) (< 0 |old(~a20~0)|)) (or .cse22 .cse27 .cse25 .cse17 .cse34 (and .cse28 .cse11 .cse15 .cse16 .cse30)) (or .cse22 .cse19 .cse20 .cse18 .cse21) (or .cse18 (and .cse14 .cse15) .cse24) (or .cse27 (and .cse30 .cse35) .cse31 (or .cse32 .cse25)) (or .cse19 .cse32 .cse35) (or .cse26 .cse9 .cse25 .cse18 .cse8))))) [2018-10-25 00:03:46,696 INFO L425 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-10-25 00:03:46,696 INFO L425 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,697 INFO L425 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,697 INFO L425 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,697 INFO L425 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,697 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-10-25 00:03:46,697 INFO L425 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,697 INFO L425 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,697 INFO L425 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-10-25 00:03:46,697 INFO L425 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-10-25 00:03:46,697 INFO L425 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-10-25 00:03:46,697 INFO L425 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-10-25 00:03:46,698 INFO L425 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-10-25 00:03:46,698 INFO L425 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-10-25 00:03:46,698 INFO L425 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-10-25 00:03:46,698 INFO L425 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-10-25 00:03:46,698 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-10-25 00:03:46,698 INFO L425 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-10-25 00:03:46,698 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-10-25 00:03:46,698 INFO L425 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-10-25 00:03:46,698 INFO L425 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,698 INFO L425 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,699 INFO L425 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,699 INFO L425 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,699 INFO L425 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,699 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-10-25 00:03:46,699 INFO L425 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,699 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-10-25 00:03:46,699 INFO L425 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-10-25 00:03:46,699 INFO L425 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-10-25 00:03:46,699 INFO L425 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-10-25 00:03:46,699 INFO L425 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-10-25 00:03:46,699 INFO L425 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-10-25 00:03:46,700 INFO L425 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-10-25 00:03:46,700 INFO L425 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-10-25 00:03:46,700 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-10-25 00:03:46,700 INFO L425 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-10-25 00:03:46,700 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-10-25 00:03:46,700 INFO L425 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-10-25 00:03:46,700 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-10-25 00:03:46,700 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-10-25 00:03:46,700 INFO L425 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,701 INFO L425 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,701 INFO L425 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,701 INFO L425 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,701 INFO L425 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,701 INFO L425 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-10-25 00:03:46,701 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-10-25 00:03:46,701 INFO L425 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-10-25 00:03:46,701 INFO L425 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-10-25 00:03:46,701 INFO L425 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-10-25 00:03:46,701 INFO L425 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-10-25 00:03:46,702 INFO L425 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-10-25 00:03:46,702 INFO L425 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-10-25 00:03:46,702 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-10-25 00:03:46,702 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-10-25 00:03:46,702 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-10-25 00:03:46,702 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-25 00:03:46,702 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~d~0 4) (= ~a8~0 15) (= ~z~0 26) (= ~a17~0 1) (= ~c~0 3) (= ~a21~0 1) (= ~f~0 6) (= ~w~0 23) (= ~u~0 21) (= ~v~0 22) (= ~a7~0 0) (= ~y~0 25) (= ~e~0 5) (= ~x~0 24) (= ~b~0 2) (= ~a~0 1) (= ~a12~0 8) (= ~a20~0 1) (= ~a16~0 5)) [2018-10-25 00:03:46,702 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-25 00:03:46,703 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-25 00:03:46,703 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= |old(~a16~0)| 5)) (not (= |old(~a21~0)| 1)) (not (= ~b~0 2)) (not (= ~y~0 25)) (not (= |old(~a7~0)| 0)) (not (= 3 ~c~0)) (not (= |old(~a20~0)| 1)) (not (= ~a~0 1)) (and (= ~a21~0 1) (= ~a8~0 15) (= ~a16~0 |old(~a16~0)|) (= ~a7~0 0) (= ~a17~0 |old(~a17~0)|) (= ~a20~0 1)) (not (= 26 ~z~0)) (not (= ~x~0 24)) (not (= |old(~a17~0)| 1)) (not (= ~a12~0 8)) (not (= ~e~0 5)) (not (= |old(~a8~0)| 15)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23))) [2018-10-25 00:03:46,703 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-10-25 00:03:46,703 INFO L421 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse12 (not (= ~a16~0 0))) (.cse13 (not (= ~a8~0 0))) (.cse14 (= ~a17~0 1)) (.cse11 (= ~a12~0 8)) (.cse9 (= ~a21~0 1))) (let ((.cse6 (= ~a16~0 4)) (.cse7 (not (= ~a7~0 1))) (.cse4 (not (= main_~input~0 0))) (.cse10 (not (= ~a8~0 13))) (.cse0 (<= ~a8~0 13)) (.cse1 (= 1 ~a7~0)) (.cse2 (<= ~a21~0 0)) (.cse8 (<= ~a17~0 0)) (.cse15 (= ~a20~0 1)) (.cse5 (and .cse12 .cse13 .cse14 .cse11 .cse9)) (.cse3 (not (= ~a16~0 6)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6) (and .cse0 (= ~a7~0 |old(~a7~0)|) .cse3) (and (<= ~a8~0 |old(~a8~0)|) .cse1 (<= 15 ~a8~0)) (and .cse7 .cse6 .cse8) (and .cse1 .cse5) (not (= 3 ~c~0)) (not (= 1 |old(~a21~0)|)) (not (= 4 ~d~0)) (and .cse9 .cse4 (= ~a8~0 15) (= ~a16~0 |old(~a16~0)|) (= ~a7~0 0) (= ~a17~0 |old(~a17~0)|)) (not (= 2 ~b~0)) (and .cse0 .cse5 .cse3) (and .cse7 .cse8 .cse10) (not (= ~y~0 25)) (not (= ~x~0 24)) (not .cse11) (not (= ~e~0 5)) (and .cse3 .cse8 .cse10) (not (= 21 ~u~0)) (not (= 22 ~v~0)) (and .cse0 .cse12 .cse4 .cse13 .cse14 .cse9 .cse15) (not (= ~z~0 26)) (and (= |old(~a20~0)| ~a20~0) .cse8 .cse10) (not (= |old(~a16~0)| 5)) (not (= 0 |old(~a7~0)|)) (not (= |old(~a20~0)| 1)) (not (= 23 ~w~0)) (not (= 15 |old(~a8~0)|)) (and .cse5 .cse10 (<= ~a20~0 0)) (not (= ~a~0 1)) (and .cse0 .cse1 .cse2 .cse8 (<= 1 ~a20~0)) (not (= |old(~a17~0)| 1)) (not (= 6 ~f~0)) (and (not .cse15) .cse5 .cse3)))) [2018-10-25 00:03:46,704 INFO L425 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-10-25 00:03:46,704 INFO L425 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-10-25 00:03:46,704 INFO L425 ceAbstractionStarter]: For program point L583-1(lines 583 593) no Hoare annotation was computed. [2018-10-25 00:03:46,704 INFO L421 ceAbstractionStarter]: At program point L583-3(lines 583 593) the Hoare annotation is: (let ((.cse14 (not (= ~a16~0 0))) (.cse15 (not (= ~a8~0 0))) (.cse16 (= ~a17~0 1)) (.cse10 (= ~a21~0 1)) (.cse13 (= ~a20~0 1))) (let ((.cse4 (= ~a7~0 |old(~a7~0)|)) (.cse2 (<= ~a21~0 0)) (.cse0 (<= ~a8~0 13)) (.cse6 (= ~a16~0 4)) (.cse11 (and .cse14 .cse15 .cse16 .cse10 .cse13)) (.cse1 (= 1 ~a7~0)) (.cse5 (not (= ~a7~0 1))) (.cse7 (<= ~a17~0 0)) (.cse12 (not (= ~a8~0 13))) (.cse8 (and .cse14 .cse15 .cse16 (= ~a12~0 8) .cse10)) (.cse3 (not (= ~a16~0 6)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse3) (and .cse5 .cse6 .cse7) (and .cse1 .cse8) (not (= 1 |old(~a21~0)|)) (not (= 4 ~d~0)) (and (let ((.cse9 (= ~a8~0 15))) (or (and .cse9 (not (= main_~input~0 0)) .cse10) (and .cse9 (= (+ main_~output~0 1) 0) .cse10))) .cse4 (= ~a17~0 |old(~a17~0)|) (= ~a16~0 5)) (not (= ~x~0 24)) (not (= ~e~0 5)) (not (= 22 ~v~0)) (and .cse0 .cse1 .cse2 .cse7 (<= 1 ~a20~0)) (not (= ~c~0 3)) (not (= 1 ~a~0)) (and .cse0 .cse11) (not (= 5 |old(~a16~0)|)) (not (= ~u~0 21)) (and .cse6 .cse11) (not (= |old(~a7~0)| 0)) (not (= 26 ~z~0)) (and .cse8 .cse12 (<= ~a20~0 0)) (and (<= ~a8~0 |old(~a8~0)|) .cse1 (<= 15 ~a8~0)) (not (= 8 ~a12~0)) (not (= 2 ~b~0)) (and .cse5 .cse7 .cse12) (not (= 25 ~y~0)) (and .cse3 .cse7 .cse12) (and (= |old(~a20~0)| ~a20~0) .cse7 .cse12) (not (= |old(~a20~0)| 1)) (not (= 23 ~w~0)) (and (not .cse13) .cse8 .cse3) (not (= 15 |old(~a8~0)|)) (not (= |old(~a17~0)| 1)) (not (= 6 ~f~0))))) [2018-10-25 00:03:46,704 INFO L425 ceAbstractionStarter]: For program point L583-4(lines 577 594) no Hoare annotation was computed. [2018-10-25 00:03:46,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 12:03:46 BoogieIcfgContainer [2018-10-25 00:03:46,728 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-25 00:03:46,729 INFO L168 Benchmark]: Toolchain (without parser) took 150071.20 ms. Allocated memory was 1.5 GB in the beginning and 4.1 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 2.7 GB. Max. memory is 7.1 GB. [2018-10-25 00:03:46,733 INFO L168 Benchmark]: CDTParser took 0.21 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 00:03:46,734 INFO L168 Benchmark]: CACSL2BoogieTranslator took 743.53 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-10-25 00:03:46,735 INFO L168 Benchmark]: Boogie Procedure Inliner took 196.81 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 739.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -826.3 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. [2018-10-25 00:03:46,736 INFO L168 Benchmark]: Boogie Preprocessor took 90.90 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-25 00:03:46,736 INFO L168 Benchmark]: RCFGBuilder took 3588.15 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: 102.5 MB). Peak memory consumption was 102.5 MB. Max. memory is 7.1 GB. [2018-10-25 00:03:46,737 INFO L168 Benchmark]: TraceAbstraction took 145446.62 ms. Allocated memory was 2.3 GB in the beginning and 4.1 GB in the end (delta: 1.8 GB). Free memory was 2.1 GB in the beginning and 3.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB. [2018-10-25 00:03:46,745 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 743.53 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 196.81 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 739.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -826.3 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.90 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3588.15 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: 102.5 MB). Peak memory consumption was 102.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 145446.62 ms. Allocated memory was 2.3 GB in the beginning and 4.1 GB in the end (delta: 1.8 GB). Free memory was 2.1 GB in the beginning and 3.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 506]: 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: 583]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((a8 <= 13 && 1 == a7) && a21 <= 0) && !(a16 == 6)) || ((a8 <= 13 && a7 == \old(a7)) && !(a16 == 6))) || ((!(a7 == 1) && a16 == 4) && a17 <= 0)) || (1 == a7 && (((!(a16 == 0) && !(a8 == 0)) && a17 == 1) && a12 == 8) && a21 == 1)) || !(1 == \old(a21))) || !(4 == d)) || ((((((a8 == 15 && !(input == 0)) && a21 == 1) || ((a8 == 15 && output + 1 == 0) && a21 == 1)) && a7 == \old(a7)) && a17 == \old(a17)) && a16 == 5)) || !(x == 24)) || !(e == 5)) || !(22 == v)) || ((((a8 <= 13 && 1 == a7) && a21 <= 0) && a17 <= 0) && 1 <= a20)) || !(c == 3)) || !(1 == a)) || (a8 <= 13 && (((!(a16 == 0) && !(a8 == 0)) && a17 == 1) && a21 == 1) && a20 == 1)) || !(5 == \old(a16))) || !(u == 21)) || (a16 == 4 && (((!(a16 == 0) && !(a8 == 0)) && a17 == 1) && a21 == 1) && a20 == 1)) || !(\old(a7) == 0)) || !(26 == z)) || ((((((!(a16 == 0) && !(a8 == 0)) && a17 == 1) && a12 == 8) && a21 == 1) && !(a8 == 13)) && a20 <= 0)) || ((a8 <= \old(a8) && 1 == a7) && 15 <= a8)) || !(8 == a12)) || !(2 == b)) || ((!(a7 == 1) && a17 <= 0) && !(a8 == 13))) || !(25 == y)) || ((!(a16 == 6) && a17 <= 0) && !(a8 == 13))) || ((\old(a20) == a20 && a17 <= 0) && !(a8 == 13))) || !(\old(a20) == 1)) || !(23 == w)) || ((!(a20 == 1) && (((!(a16 == 0) && !(a8 == 0)) && a17 == 1) && a12 == 8) && a21 == 1) && !(a16 == 6))) || !(15 == \old(a8))) || !(\old(a17) == 1)) || !(6 == f) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 208 locations, 1 error locations. SAFE Result, 145.3s OverallTime, 11 OverallIterations, 6 TraceHistogramMax, 87.8s AutomataDifference, 0.0s DeadEndRemovalTime, 18.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 1437 SDtfs, 15240 SDslu, 2359 SDs, 0 SdLazy, 23781 SolverSat, 3178 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 37.3s Time, PredicateUnifierStatistics: 10 DeclaredPredicates, 2896 GetRequests, 2214 SyntacticMatches, 453 SemanticMatches, 229 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4382 ImplicationChecksByTransitivity, 21.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13533occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 7.6s AbstIntTime, 9 AbstIntIterations, 5 AbstIntStrong, 0.9967744746346958 AbsIntWeakeningRatio, 0.23237885462555066 AbsIntAvgWeakeningVarsNumRemoved, 0.8050660792951542 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 1437 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 752 PreInvPairs, 1480 NumberOfFragments, 1716 HoareAnnotationTreeSize, 752 FomulaSimplifications, 73412 FormulaSimplificationTreeSizeReduction, 6.5s HoareSimplificationTime, 7 FomulaSimplificationsInter, 50414 FormulaSimplificationTreeSizeReductionInter, 12.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 6.9s InterpolantComputationTime, 2891 NumberOfCodeBlocks, 2891 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 3739 ConstructedInterpolants, 0 QuantifiedInterpolants, 1380091 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2507 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 19 InterpolantComputations, 2 PerfectInterpolantSequences, 2704/3029 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...