java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label32_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-25 00:06:54,607 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-25 00:06:54,609 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-25 00:06:54,621 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-25 00:06:54,622 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-25 00:06:54,623 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-25 00:06:54,627 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-25 00:06:54,630 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-25 00:06:54,632 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-25 00:06:54,633 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-25 00:06:54,635 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-25 00:06:54,636 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-25 00:06:54,638 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-25 00:06:54,640 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-25 00:06:54,641 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-25 00:06:54,642 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-25 00:06:54,645 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-25 00:06:54,647 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-25 00:06:54,657 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-25 00:06:54,659 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-25 00:06:54,665 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-25 00:06:54,666 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-25 00:06:54,669 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-25 00:06:54,670 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-25 00:06:54,670 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-25 00:06:54,671 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-25 00:06:54,671 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-25 00:06:54,672 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-25 00:06:54,673 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-25 00:06:54,674 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-25 00:06:54,674 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-25 00:06:54,675 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-10-25 00:06:54,677 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-10-25 00:06:54,699 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-25 00:06:54,699 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-25 00:06:54,701 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-25 00:06:54,701 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-25 00:06:54,701 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-25 00:06:54,701 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-25 00:06:54,701 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-25 00:06:54,702 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-25 00:06:54,702 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-25 00:06:54,702 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-25 00:06:54,702 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-25 00:06:54,702 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-25 00:06:54,703 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-25 00:06:54,703 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-25 00:06:54,704 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-25 00:06:54,704 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-25 00:06:54,704 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-25 00:06:54,704 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-25 00:06:54,706 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-25 00:06:54,707 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-25 00:06:54,707 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-25 00:06:54,707 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-25 00:06:54,707 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-25 00:06:54,707 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-25 00:06:54,708 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-25 00:06:54,708 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-25 00:06:54,708 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-25 00:06:54,708 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-25 00:06:54,709 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-25 00:06:54,709 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-25 00:06:54,709 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-25 00:06:54,709 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-25 00:06:54,709 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-25 00:06:54,710 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-25 00:06:54,710 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-25 00:06:54,710 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-10-25 00:06:54,764 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-25 00:06:54,777 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-25 00:06:54,781 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-25 00:06:54,783 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-25 00:06:54,783 INFO L276 PluginConnector]: CDTParser initialized [2018-10-25 00:06:54,784 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label32_true-unreach-call_false-termination.c [2018-10-25 00:06:54,854 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/9162f164c/1986bfea74ec4fae8f15712046a43e38/FLAG6239a0048 [2018-10-25 00:06:55,404 INFO L298 CDTParser]: Found 1 translation units. [2018-10-25 00:06:55,405 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label32_true-unreach-call_false-termination.c [2018-10-25 00:06:55,418 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/9162f164c/1986bfea74ec4fae8f15712046a43e38/FLAG6239a0048 [2018-10-25 00:06:55,442 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/9162f164c/1986bfea74ec4fae8f15712046a43e38 [2018-10-25 00:06:55,454 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-25 00:06:55,457 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-25 00:06:55,458 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-25 00:06:55,458 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-25 00:06:55,462 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-25 00:06:55,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 12:06:55" (1/1) ... [2018-10-25 00:06:55,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b295a00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:55, skipping insertion in model container [2018-10-25 00:06:55,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 12:06:55" (1/1) ... [2018-10-25 00:06:55,479 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-25 00:06:55,553 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-25 00:06:56,021 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-25 00:06:56,033 INFO L189 MainTranslator]: Completed pre-run [2018-10-25 00:06:56,126 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-25 00:06:56,152 INFO L193 MainTranslator]: Completed translation [2018-10-25 00:06:56,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:56 WrapperNode [2018-10-25 00:06:56,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-25 00:06:56,156 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-25 00:06:56,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-25 00:06:56,157 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-25 00:06:56,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:56" (1/1) ... [2018-10-25 00:06:56,184 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:56" (1/1) ... [2018-10-25 00:06:56,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-25 00:06:56,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-25 00:06:56,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-25 00:06:56,336 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-25 00:06:56,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:56" (1/1) ... [2018-10-25 00:06:56,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:56" (1/1) ... [2018-10-25 00:06:56,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:56" (1/1) ... [2018-10-25 00:06:56,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:56" (1/1) ... [2018-10-25 00:06:56,395 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:56" (1/1) ... [2018-10-25 00:06:56,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:56" (1/1) ... [2018-10-25 00:06:56,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:56" (1/1) ... [2018-10-25 00:06:56,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-25 00:06:56,442 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-25 00:06:56,442 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-25 00:06:56,442 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-25 00:06:56,443 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:56" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-25 00:06:56,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-25 00:06:56,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-25 00:06:56,515 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-10-25 00:06:56,515 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-10-25 00:06:56,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-25 00:06:56,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-25 00:06:56,516 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-25 00:06:56,516 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-25 00:07:00,042 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-25 00:07:00,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 12:07:00 BoogieIcfgContainer [2018-10-25 00:07:00,043 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-25 00:07:00,047 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-25 00:07:00,047 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-25 00:07:00,052 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-25 00:07:00,053 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 12:06:55" (1/3) ... [2018-10-25 00:07:00,054 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31345d99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 12:07:00, skipping insertion in model container [2018-10-25 00:07:00,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 12:06:56" (2/3) ... [2018-10-25 00:07:00,055 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31345d99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 12:07:00, skipping insertion in model container [2018-10-25 00:07:00,055 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 12:07:00" (3/3) ... [2018-10-25 00:07:00,057 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label32_true-unreach-call_false-termination.c [2018-10-25 00:07:00,069 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-25 00:07:00,082 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-25 00:07:00,101 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-25 00:07:00,152 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-25 00:07:00,152 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-25 00:07:00,152 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-25 00:07:00,153 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-25 00:07:00,153 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-25 00:07:00,153 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-25 00:07:00,153 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-25 00:07:00,154 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-25 00:07:00,196 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-10-25 00:07:00,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-25 00:07:00,216 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:07:00,218 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] [2018-10-25 00:07:00,221 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:07:00,229 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:07:00,229 INFO L82 PathProgramCache]: Analyzing trace with hash -1069812280, now seen corresponding path program 1 times [2018-10-25 00:07:00,232 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:07:00,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:00,294 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:07:00,294 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:00,294 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:07:00,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:07:00,957 WARN L179 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-10-25 00:07:01,191 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 00:07:01,194 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 00:07:01,194 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-25 00:07:01,197 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:07:01,207 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-25 00:07:01,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-25 00:07:01,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-25 00:07:01,227 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-10-25 00:07:03,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:07:03,500 INFO L93 Difference]: Finished difference Result 626 states and 1068 transitions. [2018-10-25 00:07:03,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-25 00:07:03,503 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 116 [2018-10-25 00:07:03,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:07:03,525 INFO L225 Difference]: With dead ends: 626 [2018-10-25 00:07:03,525 INFO L226 Difference]: Without dead ends: 387 [2018-10-25 00:07:03,532 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 00:07:03,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2018-10-25 00:07:03,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 383. [2018-10-25 00:07:03,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2018-10-25 00:07:03,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 644 transitions. [2018-10-25 00:07:03,619 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 644 transitions. Word has length 116 [2018-10-25 00:07:03,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:07:03,621 INFO L481 AbstractCegarLoop]: Abstraction has 383 states and 644 transitions. [2018-10-25 00:07:03,621 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-25 00:07:03,621 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 644 transitions. [2018-10-25 00:07:03,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-25 00:07:03,629 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:07:03,630 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:07:03,630 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:07:03,630 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:07:03,631 INFO L82 PathProgramCache]: Analyzing trace with hash 955548095, now seen corresponding path program 1 times [2018-10-25 00:07:03,631 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:07:03,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:03,632 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:07:03,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:03,633 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:07:03,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:07:03,844 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:07:03,845 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-25 00:07:03,845 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-25 00:07:03,845 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:07:03,847 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-25 00:07:03,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-25 00:07:03,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-25 00:07:03,848 INFO L87 Difference]: Start difference. First operand 383 states and 644 transitions. Second operand 6 states. [2018-10-25 00:07:06,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:07:06,005 INFO L93 Difference]: Finished difference Result 1195 states and 2114 transitions. [2018-10-25 00:07:06,011 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-25 00:07:06,011 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 137 [2018-10-25 00:07:06,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:07:06,019 INFO L225 Difference]: With dead ends: 1195 [2018-10-25 00:07:06,019 INFO L226 Difference]: Without dead ends: 818 [2018-10-25 00:07:06,023 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-10-25 00:07:06,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 818 states. [2018-10-25 00:07:06,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 818 to 799. [2018-10-25 00:07:06,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 799 states. [2018-10-25 00:07:06,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 799 states and 1290 transitions. [2018-10-25 00:07:06,087 INFO L78 Accepts]: Start accepts. Automaton has 799 states and 1290 transitions. Word has length 137 [2018-10-25 00:07:06,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:07:06,088 INFO L481 AbstractCegarLoop]: Abstraction has 799 states and 1290 transitions. [2018-10-25 00:07:06,088 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-25 00:07:06,088 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1290 transitions. [2018-10-25 00:07:06,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-25 00:07:06,095 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:07:06,095 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:07:06,095 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:07:06,096 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:07:06,096 INFO L82 PathProgramCache]: Analyzing trace with hash -2005464109, now seen corresponding path program 1 times [2018-10-25 00:07:06,096 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:07:06,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:06,097 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:07:06,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:06,098 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:07:06,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:07:06,360 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-25 00:07:06,360 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:07:06,361 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:07:06,362 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 139 with the following transitions: [2018-10-25 00:07:06,364 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [56], [61], [63], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:07:06,416 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:07:06,416 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:07:07,053 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:07:07,055 INFO L272 AbstractInterpreter]: Visited 116 different actions 116 times. Never merged. Never widened. Never found a fixpoint. Largest state had 38 variables. [2018-10-25 00:07:07,105 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:07:07,105 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:07:07,637 INFO L232 lantSequenceWeakener]: Weakened 130 states. On average, predicates are now at 80.92% of their original sizes. [2018-10-25 00:07:07,638 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:07:07,898 INFO L413 sIntCurrentIteration]: We have 137 unified AI predicates [2018-10-25 00:07:07,898 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:07:07,900 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:07:07,900 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [4] total 8 [2018-10-25 00:07:07,900 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:07:07,901 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-25 00:07:07,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-25 00:07:07,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-10-25 00:07:07,902 INFO L87 Difference]: Start difference. First operand 799 states and 1290 transitions. Second operand 6 states. [2018-10-25 00:07:18,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:07:18,434 INFO L93 Difference]: Finished difference Result 1742 states and 2813 transitions. [2018-10-25 00:07:18,434 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-25 00:07:18,434 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 138 [2018-10-25 00:07:18,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:07:18,440 INFO L225 Difference]: With dead ends: 1742 [2018-10-25 00:07:18,441 INFO L226 Difference]: Without dead ends: 949 [2018-10-25 00:07:18,443 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 138 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-10-25 00:07:18,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 949 states. [2018-10-25 00:07:18,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 949 to 946. [2018-10-25 00:07:18,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 946 states. [2018-10-25 00:07:18,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1448 transitions. [2018-10-25 00:07:18,475 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1448 transitions. Word has length 138 [2018-10-25 00:07:18,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:07:18,476 INFO L481 AbstractCegarLoop]: Abstraction has 946 states and 1448 transitions. [2018-10-25 00:07:18,476 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-25 00:07:18,476 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1448 transitions. [2018-10-25 00:07:18,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-25 00:07:18,480 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:07:18,480 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-25 00:07:18,481 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:07:18,481 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:07:18,481 INFO L82 PathProgramCache]: Analyzing trace with hash 227513460, now seen corresponding path program 1 times [2018-10-25 00:07:18,481 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:07:18,482 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:18,482 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:07:18,483 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:18,483 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:07:18,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:07:18,657 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 32 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:07:18,657 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:07:18,657 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:07:18,657 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 149 with the following transitions: [2018-10-25 00:07:18,658 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [9], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [56], [61], [63], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:07:18,664 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:07:18,665 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:07:19,002 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:07:19,002 INFO L272 AbstractInterpreter]: Visited 120 different actions 234 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-10-25 00:07:19,029 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:07:19,029 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:07:19,398 INFO L232 lantSequenceWeakener]: Weakened 143 states. On average, predicates are now at 80.97% of their original sizes. [2018-10-25 00:07:19,398 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:07:20,088 INFO L413 sIntCurrentIteration]: We have 147 unified AI predicates [2018-10-25 00:07:20,088 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:07:20,088 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:07:20,089 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-10-25 00:07:20,089 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:07:20,089 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-25 00:07:20,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-25 00:07:20,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-25 00:07:20,090 INFO L87 Difference]: Start difference. First operand 946 states and 1448 transitions. Second operand 10 states. [2018-10-25 00:07:27,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:07:27,854 INFO L93 Difference]: Finished difference Result 2185 states and 3368 transitions. [2018-10-25 00:07:27,855 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-10-25 00:07:27,855 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 148 [2018-10-25 00:07:27,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:07:27,862 INFO L225 Difference]: With dead ends: 2185 [2018-10-25 00:07:27,862 INFO L226 Difference]: Without dead ends: 1245 [2018-10-25 00:07:27,865 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 157 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-10-25 00:07:27,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1245 states. [2018-10-25 00:07:27,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1245 to 1241. [2018-10-25 00:07:27,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1241 states. [2018-10-25 00:07:27,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1241 states and 1787 transitions. [2018-10-25 00:07:27,900 INFO L78 Accepts]: Start accepts. Automaton has 1241 states and 1787 transitions. Word has length 148 [2018-10-25 00:07:27,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:07:27,901 INFO L481 AbstractCegarLoop]: Abstraction has 1241 states and 1787 transitions. [2018-10-25 00:07:27,901 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-25 00:07:27,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1787 transitions. [2018-10-25 00:07:27,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-25 00:07:27,905 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:07:27,906 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1] [2018-10-25 00:07:27,906 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:07:27,906 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:07:27,906 INFO L82 PathProgramCache]: Analyzing trace with hash 480198918, now seen corresponding path program 1 times [2018-10-25 00:07:27,907 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:07:27,907 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:27,908 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:07:27,908 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:27,908 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:07:27,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:07:28,238 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 39 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-25 00:07:28,238 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:07:28,238 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:07:28,238 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 152 with the following transitions: [2018-10-25 00:07:28,239 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [45], [50], [52], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:07:28,244 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:07:28,244 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:07:28,470 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:07:28,471 INFO L272 AbstractInterpreter]: Visited 120 different actions 234 times. Merged at 5 different actions 5 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-10-25 00:07:28,476 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:07:28,476 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:07:28,921 INFO L232 lantSequenceWeakener]: Weakened 146 states. On average, predicates are now at 80.97% of their original sizes. [2018-10-25 00:07:28,921 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:07:29,938 INFO L413 sIntCurrentIteration]: We have 150 unified AI predicates [2018-10-25 00:07:29,938 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:07:29,938 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:07:29,939 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-10-25 00:07:29,939 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:07:29,939 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-10-25 00:07:29,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-10-25 00:07:29,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-10-25 00:07:29,940 INFO L87 Difference]: Start difference. First operand 1241 states and 1787 transitions. Second operand 10 states. [2018-10-25 00:07:38,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:07:38,320 INFO L93 Difference]: Finished difference Result 3143 states and 4767 transitions. [2018-10-25 00:07:38,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-10-25 00:07:38,320 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 151 [2018-10-25 00:07:38,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:07:38,330 INFO L225 Difference]: With dead ends: 3143 [2018-10-25 00:07:38,330 INFO L226 Difference]: Without dead ends: 1908 [2018-10-25 00:07:38,335 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 160 GetRequests, 53 SyntacticMatches, 89 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 310 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-10-25 00:07:38,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1908 states. [2018-10-25 00:07:38,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1908 to 1898. [2018-10-25 00:07:38,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1898 states. [2018-10-25 00:07:38,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 1898 states and 2581 transitions. [2018-10-25 00:07:38,388 INFO L78 Accepts]: Start accepts. Automaton has 1898 states and 2581 transitions. Word has length 151 [2018-10-25 00:07:38,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:07:38,388 INFO L481 AbstractCegarLoop]: Abstraction has 1898 states and 2581 transitions. [2018-10-25 00:07:38,388 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-10-25 00:07:38,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 2581 transitions. [2018-10-25 00:07:38,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-25 00:07:38,395 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:07:38,395 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 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] [2018-10-25 00:07:38,395 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:07:38,396 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:07:38,396 INFO L82 PathProgramCache]: Analyzing trace with hash -649462196, now seen corresponding path program 1 times [2018-10-25 00:07:38,396 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:07:38,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:38,397 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:07:38,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:38,397 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:07:38,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:07:38,547 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 58 proven. 15 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-25 00:07:38,547 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:07:38,547 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:07:38,547 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 171 with the following transitions: [2018-10-25 00:07:38,548 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [9], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [45], [50], [52], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:07:38,552 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:07:38,552 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:07:39,088 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:07:39,088 INFO L272 AbstractInterpreter]: Visited 122 different actions 492 times. Merged at 8 different actions 37 times. Never widened. Found 8 fixpoints after 3 different actions. Largest state had 38 variables. [2018-10-25 00:07:39,094 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:07:39,094 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:07:40,009 INFO L232 lantSequenceWeakener]: Weakened 4 states. On average, predicates are now at 82.64% of their original sizes. [2018-10-25 00:07:40,009 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:07:44,326 INFO L413 sIntCurrentIteration]: We have 169 unified AI predicates [2018-10-25 00:07:44,326 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:07:44,327 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:07:44,327 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [6] total 17 [2018-10-25 00:07:44,327 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:07:44,327 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-10-25 00:07:44,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-10-25 00:07:44,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2018-10-25 00:07:44,328 INFO L87 Difference]: Start difference. First operand 1898 states and 2581 transitions. Second operand 13 states. [2018-10-25 00:07:57,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:07:57,309 INFO L93 Difference]: Finished difference Result 6336 states and 9006 transitions. [2018-10-25 00:07:57,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-10-25 00:07:57,309 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 170 [2018-10-25 00:07:57,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:07:57,333 INFO L225 Difference]: With dead ends: 6336 [2018-10-25 00:07:57,333 INFO L226 Difference]: Without dead ends: 4444 [2018-10-25 00:07:57,344 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 175 GetRequests, 47 SyntacticMatches, 111 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 704 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=96, Invalid=246, Unknown=0, NotChecked=0, Total=342 [2018-10-25 00:07:57,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4444 states. [2018-10-25 00:07:57,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4444 to 4417. [2018-10-25 00:07:57,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4417 states. [2018-10-25 00:07:57,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4417 states to 4417 states and 5677 transitions. [2018-10-25 00:07:57,909 INFO L78 Accepts]: Start accepts. Automaton has 4417 states and 5677 transitions. Word has length 170 [2018-10-25 00:07:57,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:07:57,909 INFO L481 AbstractCegarLoop]: Abstraction has 4417 states and 5677 transitions. [2018-10-25 00:07:57,910 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-10-25 00:07:57,910 INFO L276 IsEmpty]: Start isEmpty. Operand 4417 states and 5677 transitions. [2018-10-25 00:07:57,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-25 00:07:57,921 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:07:57,921 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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 00:07:57,921 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:07:57,922 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:07:57,922 INFO L82 PathProgramCache]: Analyzing trace with hash -1989210908, now seen corresponding path program 1 times [2018-10-25 00:07:57,922 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:07:57,923 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:57,923 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:07:57,923 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:07:57,923 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:07:57,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:07:58,130 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 83 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-25 00:07:58,130 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:07:58,131 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:07:58,131 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 176 with the following transitions: [2018-10-25 00:07:58,131 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [56], [61], [63], [64], [68], [72], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:07:58,135 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:07:58,135 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:07:58,574 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-10-25 00:07:58,574 INFO L272 AbstractInterpreter]: Visited 124 different actions 372 times. Merged at 8 different actions 28 times. Never widened. Found 4 fixpoints after 2 different actions. Largest state had 38 variables. [2018-10-25 00:07:58,579 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:07:58,580 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-10-25 00:07:58,580 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:07:58,580 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-25 00:07:58,590 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:07:58,591 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-10-25 00:07:58,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:07:58,692 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-25 00:07:58,911 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 83 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-25 00:07:58,912 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-25 00:07:59,266 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 83 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-25 00:07:59,288 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-10-25 00:07:59,288 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-10-25 00:07:59,288 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-10-25 00:07:59,289 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-25 00:07:59,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-25 00:07:59,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-10-25 00:07:59,289 INFO L87 Difference]: Start difference. First operand 4417 states and 5677 transitions. Second operand 9 states. [2018-10-25 00:08:04,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:08:04,207 INFO L93 Difference]: Finished difference Result 10550 states and 14923 transitions. [2018-10-25 00:08:04,208 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-10-25 00:08:04,208 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 175 [2018-10-25 00:08:04,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:08:04,231 INFO L225 Difference]: With dead ends: 10550 [2018-10-25 00:08:04,232 INFO L226 Difference]: Without dead ends: 5234 [2018-10-25 00:08:04,255 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 377 GetRequests, 355 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=136, Invalid=370, Unknown=0, NotChecked=0, Total=506 [2018-10-25 00:08:04,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5234 states. [2018-10-25 00:08:04,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5234 to 5185. [2018-10-25 00:08:04,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5185 states. [2018-10-25 00:08:04,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5185 states to 5185 states and 6266 transitions. [2018-10-25 00:08:04,401 INFO L78 Accepts]: Start accepts. Automaton has 5185 states and 6266 transitions. Word has length 175 [2018-10-25 00:08:04,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:08:04,401 INFO L481 AbstractCegarLoop]: Abstraction has 5185 states and 6266 transitions. [2018-10-25 00:08:04,401 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-25 00:08:04,401 INFO L276 IsEmpty]: Start isEmpty. Operand 5185 states and 6266 transitions. [2018-10-25 00:08:04,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-10-25 00:08:04,419 INFO L367 BasicCegarLoop]: Found error trace [2018-10-25 00:08:04,420 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2018-10-25 00:08:04,420 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-25 00:08:04,420 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:08:04,420 INFO L82 PathProgramCache]: Analyzing trace with hash 243668093, now seen corresponding path program 1 times [2018-10-25 00:08:04,421 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-25 00:08:04,421 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:08:04,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-25 00:08:04,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-25 00:08:04,422 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-25 00:08:04,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-25 00:08:04,937 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 150 proven. 30 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-25 00:08:04,937 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-25 00:08:04,938 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-10-25 00:08:04,938 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 259 with the following transitions: [2018-10-25 00:08:04,938 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [9], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [56], [61], [63], [64], [68], [72], [76], [79], [80], [84], [88], [92], [96], [99], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [155], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [599], [601], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-10-25 00:08:04,943 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-10-25 00:08:04,943 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-10-25 00:08:05,953 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-10-25 00:08:05,954 INFO L272 AbstractInterpreter]: Visited 126 different actions 511 times. Merged at 9 different actions 46 times. Widened at 1 different actions 4 times. Found 9 fixpoints after 4 different actions. Largest state had 38 variables. [2018-10-25 00:08:05,992 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-25 00:08:05,992 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-10-25 00:08:08,695 INFO L232 lantSequenceWeakener]: Weakened 8 states. On average, predicates are now at 81.6% of their original sizes. [2018-10-25 00:08:08,695 INFO L411 sIntCurrentIteration]: Unifying AI predicates [2018-10-25 00:08:14,094 INFO L413 sIntCurrentIteration]: We have 257 unified AI predicates [2018-10-25 00:08:14,094 INFO L422 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-10-25 00:08:14,094 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-25 00:08:14,095 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [6] total 19 [2018-10-25 00:08:14,095 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-25 00:08:14,096 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-10-25 00:08:14,096 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-10-25 00:08:14,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2018-10-25 00:08:14,097 INFO L87 Difference]: Start difference. First operand 5185 states and 6266 transitions. Second operand 15 states. [2018-10-25 00:08:27,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-25 00:08:27,142 INFO L93 Difference]: Finished difference Result 7796 states and 9374 transitions. [2018-10-25 00:08:27,142 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-10-25 00:08:27,143 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 258 [2018-10-25 00:08:27,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-25 00:08:27,143 INFO L225 Difference]: With dead ends: 7796 [2018-10-25 00:08:27,143 INFO L226 Difference]: Without dead ends: 0 [2018-10-25 00:08:27,158 INFO L605 BasicCegarLoop]: 2 DeclaredPredicates, 266 GetRequests, 66 SyntacticMatches, 178 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1414 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=140, Invalid=412, Unknown=0, NotChecked=0, Total=552 [2018-10-25 00:08:27,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-25 00:08:27,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-25 00:08:27,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-25 00:08:27,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-25 00:08:27,159 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 258 [2018-10-25 00:08:27,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-25 00:08:27,159 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-25 00:08:27,159 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-10-25 00:08:27,159 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-25 00:08:27,159 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-25 00:08:27,164 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-25 00:08:27,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:27,374 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:27,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:27,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:27,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:27,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:27,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,247 WARN L179 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 130 [2018-10-25 00:08:28,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,449 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-25 00:08:28,487 WARN L179 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 135 [2018-10-25 00:08:29,256 WARN L179 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2018-10-25 00:08:29,622 WARN L179 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 77 [2018-10-25 00:08:34,736 WARN L179 SmtUtils]: Spent 5.09 s on a formula simplification. DAG size of input: 278 DAG size of output: 131 [2018-10-25 00:08:35,256 WARN L179 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 89 [2018-10-25 00:08:35,910 WARN L179 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 89 [2018-10-25 00:08:35,914 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-25 00:08:35,914 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a17~0 |old(~a17~0)|) (= ~a11~0 |old(~a11~0)|) (= |old(~a25~0)| ~a25~0)) [2018-10-25 00:08:35,914 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-25 00:08:35,914 INFO L425 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,914 INFO L425 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,914 INFO L425 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,914 INFO L425 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,914 INFO L425 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,915 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-10-25 00:08:35,915 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-10-25 00:08:35,915 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-10-25 00:08:35,915 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-10-25 00:08:35,915 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-10-25 00:08:35,915 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-10-25 00:08:35,915 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-10-25 00:08:35,915 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-10-25 00:08:35,916 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-10-25 00:08:35,916 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-10-25 00:08:35,916 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-10-25 00:08:35,916 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-10-25 00:08:35,916 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-10-25 00:08:35,916 INFO L425 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,916 INFO L425 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,916 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,916 INFO L425 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,916 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-10-25 00:08:35,916 INFO L425 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,916 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-10-25 00:08:35,916 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-10-25 00:08:35,916 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-10-25 00:08:35,917 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-10-25 00:08:35,917 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-10-25 00:08:35,917 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-10-25 00:08:35,917 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-10-25 00:08:35,917 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-10-25 00:08:35,917 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-10-25 00:08:35,917 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-10-25 00:08:35,917 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-10-25 00:08:35,917 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-10-25 00:08:35,917 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-10-25 00:08:35,917 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-10-25 00:08:35,918 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-10-25 00:08:35,918 INFO L425 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,918 INFO L425 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,918 INFO L425 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,918 INFO L425 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,918 INFO L425 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,918 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-10-25 00:08:35,918 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-10-25 00:08:35,918 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-10-25 00:08:35,918 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-10-25 00:08:35,919 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-10-25 00:08:35,919 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-10-25 00:08:35,919 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-10-25 00:08:35,919 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-10-25 00:08:35,919 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-10-25 00:08:35,919 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-10-25 00:08:35,919 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-10-25 00:08:35,919 INFO L425 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,919 INFO L425 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,920 INFO L425 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,920 INFO L425 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,920 INFO L425 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,920 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-10-25 00:08:35,920 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-10-25 00:08:35,920 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-10-25 00:08:35,920 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-10-25 00:08:35,920 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-10-25 00:08:35,920 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-10-25 00:08:35,921 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-10-25 00:08:35,921 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-10-25 00:08:35,921 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-10-25 00:08:35,921 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-10-25 00:08:35,921 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-10-25 00:08:35,921 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-10-25 00:08:35,921 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-10-25 00:08:35,921 INFO L425 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,921 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,921 INFO L425 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,922 INFO L425 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,922 INFO L425 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,922 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-10-25 00:08:35,922 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-10-25 00:08:35,922 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-10-25 00:08:35,922 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-10-25 00:08:35,922 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-10-25 00:08:35,922 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-10-25 00:08:35,922 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-10-25 00:08:35,923 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-10-25 00:08:35,923 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-10-25 00:08:35,923 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-10-25 00:08:35,923 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-10-25 00:08:35,923 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-10-25 00:08:35,923 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-10-25 00:08:35,923 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-10-25 00:08:35,923 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-10-25 00:08:35,924 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-10-25 00:08:35,924 INFO L425 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,924 INFO L425 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,924 INFO L425 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,924 INFO L425 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,924 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-10-25 00:08:35,924 INFO L425 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,924 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-10-25 00:08:35,924 INFO L425 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,924 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-10-25 00:08:35,924 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-10-25 00:08:35,924 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-10-25 00:08:35,924 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,924 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,925 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-10-25 00:08:35,925 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-10-25 00:08:35,925 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-10-25 00:08:35,925 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-10-25 00:08:35,925 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-10-25 00:08:35,925 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-10-25 00:08:35,925 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-10-25 00:08:35,925 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-10-25 00:08:35,925 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-10-25 00:08:35,925 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-10-25 00:08:35,925 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-10-25 00:08:35,925 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,925 INFO L425 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,925 INFO L425 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,926 INFO L425 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,926 INFO L425 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,926 INFO L425 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,926 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-10-25 00:08:35,926 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-10-25 00:08:35,926 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-10-25 00:08:35,926 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-10-25 00:08:35,926 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-10-25 00:08:35,926 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-10-25 00:08:35,926 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-10-25 00:08:35,926 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-10-25 00:08:35,926 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-10-25 00:08:35,926 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-10-25 00:08:35,926 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-10-25 00:08:35,927 INFO L425 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,927 INFO L425 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,927 INFO L425 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,927 INFO L425 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,927 INFO L425 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,927 INFO L425 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,927 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-10-25 00:08:35,927 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-10-25 00:08:35,927 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-10-25 00:08:35,927 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-10-25 00:08:35,927 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-10-25 00:08:35,927 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-10-25 00:08:35,927 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-10-25 00:08:35,927 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-10-25 00:08:35,927 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-10-25 00:08:35,928 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-10-25 00:08:35,928 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-10-25 00:08:35,928 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-10-25 00:08:35,928 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-10-25 00:08:35,928 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-10-25 00:08:35,928 INFO L425 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,928 INFO L425 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,928 INFO L425 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,928 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse15 (not (= 0 |old(~a11~0)|))) (.cse19 (not (= 0 |old(~a25~0)|))) (.cse9 (= 1 |old(~a11~0)|)) (.cse0 (not (= ~a28~0 0))) (.cse1 (= ~a17~0 8)) (.cse20 (not (= 1 ~a21~0))) (.cse21 (not (= 1 |old(~a19~0)|))) (.cse23 (= 0 |old(~a28~0)|)) (.cse22 (not (= 8 |old(~a17~0)|)))) (let ((.cse5 (= ~a11~0 |old(~a11~0)|)) (.cse6 (not (= ~a28~0 8))) (.cse4 (<= ~a17~0 |old(~a17~0)|)) (.cse8 (< 7 |old(~a17~0)|)) (.cse12 (= 1 |old(~a25~0)|)) (.cse2 (or .cse20 .cse21 .cse23 .cse22)) (.cse17 (= 1 ~a11~0)) (.cse7 (= |old(~a25~0)| ~a25~0)) (.cse10 (and .cse0 .cse1)) (.cse3 (= 8 |old(~a28~0)|)) (.cse11 (or .cse20 .cse23 .cse22)) (.cse18 (not .cse9)) (.cse14 (or (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= ~a21~0 1)) (not (= ~y~0 25)) (= |old(~a28~0)| 0) (not (= 3 ~c~0)) (= |calculate_output_#in~input| 0) (not (= ~a~0 1)) (not (= 26 ~z~0)) .cse21 (not (= ~x~0 24)) .cse22 (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23)))) (.cse16 (= ~a28~0 7)) (.cse13 (or .cse20 (not (= 7 |old(~a28~0)|)) .cse21 .cse15 .cse22 .cse19))) (and (or (and .cse0 .cse1 (= ~a19~0 1)) .cse2) (or .cse3 (and .cse4 .cse5 .cse6 .cse7) .cse8) (or .cse9 (and .cse5 .cse7 .cse10) .cse11) (or (and (or (not (= 11 |old(~a28~0)|)) (not .cse12)) .cse13) .cse14 .cse15 (or (and (= ~a25~0 0) .cse16) (= ~a28~0 11))) (or .cse6 .cse3 .cse11) (or (and .cse4 .cse17 .cse7) .cse18 .cse8 .cse12) (or .cse2 .cse18 (and .cse17 .cse7)) (or (and .cse17 .cse7 .cse10) .cse3 .cse11 .cse18) (or .cse14 (or (= ~a28~0 10) .cse16) (and (or (not (= 10 |old(~a28~0)|)) .cse15 .cse19) .cse13))))) [2018-10-25 00:08:35,929 INFO L425 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,929 INFO L425 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,929 INFO L425 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,929 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-10-25 00:08:35,929 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-10-25 00:08:35,929 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-10-25 00:08:35,929 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-10-25 00:08:35,929 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-10-25 00:08:35,929 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-10-25 00:08:35,929 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-10-25 00:08:35,929 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-10-25 00:08:35,929 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-10-25 00:08:35,929 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-10-25 00:08:35,929 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-10-25 00:08:35,929 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-10-25 00:08:35,930 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-10-25 00:08:35,930 INFO L425 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,930 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,930 INFO L425 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,930 INFO L425 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,930 INFO L425 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,930 INFO L425 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,930 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-10-25 00:08:35,930 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 499) no Hoare annotation was computed. [2018-10-25 00:08:35,930 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-10-25 00:08:35,930 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-10-25 00:08:35,930 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-10-25 00:08:35,931 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-10-25 00:08:35,931 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-10-25 00:08:35,931 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-10-25 00:08:35,931 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-10-25 00:08:35,931 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-10-25 00:08:35,931 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-10-25 00:08:35,931 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-10-25 00:08:35,931 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-10-25 00:08:35,931 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-10-25 00:08:35,931 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-10-25 00:08:35,931 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-10-25 00:08:35,931 INFO L425 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-10-25 00:08:35,932 INFO L425 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,932 INFO L425 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,932 INFO L425 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,932 INFO L425 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,932 INFO L425 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-10-25 00:08:35,932 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-10-25 00:08:35,932 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-10-25 00:08:35,932 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-10-25 00:08:35,932 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-10-25 00:08:35,932 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-10-25 00:08:35,932 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-10-25 00:08:35,932 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-10-25 00:08:35,932 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-10-25 00:08:35,932 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-10-25 00:08:35,933 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-10-25 00:08:35,933 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-10-25 00:08:35,933 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-10-25 00:08:35,933 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-10-25 00:08:35,933 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-10-25 00:08:35,933 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-10-25 00:08:35,933 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-10-25 00:08:35,933 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-10-25 00:08:35,933 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-10-25 00:08:35,933 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-10-25 00:08:35,933 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-25 00:08:35,933 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~d~0 4) (= ~z~0 26) (= ~c~0 3) (= ~a21~0 1) (= ~f~0 6) (= ~w~0 23) (= ~u~0 21) (= ~v~0 22) (= ~y~0 25) (= ~e~0 5) (= ~x~0 24) (= ~a11~0 0) (= ~a25~0 0) (= ~a17~0 8) (= ~a~0 1) (= ~a19~0 1) (= ~a28~0 7)) [2018-10-25 00:08:35,934 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-25 00:08:35,934 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-25 00:08:35,934 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= |old(~a11~0)| 0)) (and (= ~a25~0 0) (= ~a19~0 1) (= ~a28~0 7) (= ~a11~0 |old(~a11~0)|) (= ~a17~0 8)) (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 3 ~c~0)) (not (= |old(~a25~0)| 0)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= 8 |old(~a17~0)|)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23))) [2018-10-25 00:08:35,934 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-10-25 00:08:35,934 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse5 (not (= ~a28~0 0))) (.cse6 (= ~a17~0 8)) (.cse0 (= ~a21~0 1))) (let ((.cse3 (and .cse5 .cse6 .cse0)) (.cse2 (not (= ~a28~0 8))) (.cse4 (<= ~a17~0 7)) (.cse1 (= 1 ~a11~0))) (or (not .cse0) (not (= ~y~0 25)) (and .cse1 .cse2 .cse3) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 21 ~u~0)) (and (= ~a11~0 |old(~a11~0)|) .cse3) (not (= 22 ~v~0)) (and .cse4 .cse2) (not (= |old(~a11~0)| 0)) (and .cse1 (and .cse5 .cse6 (= ~a19~0 1))) (not (= ~z~0 26)) (not (= 0 |old(~a25~0)|)) (not (= 3 ~c~0)) (and .cse4 (not (= ~a25~0 1)) .cse1) (not (= 23 ~w~0)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= |old(~a17~0)| 8)) (not (= 6 ~f~0))))) [2018-10-25 00:08:35,934 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-10-25 00:08:35,934 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-10-25 00:08:35,934 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse5 (not (= ~a28~0 0))) (.cse6 (= ~a17~0 8)) (.cse0 (= ~a21~0 1))) (let ((.cse3 (and .cse5 .cse6 .cse0)) (.cse2 (not (= ~a28~0 8))) (.cse4 (<= ~a17~0 7)) (.cse1 (= 1 ~a11~0))) (or (not .cse0) (not (= ~y~0 25)) (and .cse1 .cse2 .cse3) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 21 ~u~0)) (and (= ~a11~0 |old(~a11~0)|) .cse3) (not (= 22 ~v~0)) (and .cse4 .cse2) (not (= |old(~a11~0)| 0)) (and .cse1 (and .cse5 .cse6 (= ~a19~0 1))) (not (= ~z~0 26)) (not (= 0 |old(~a25~0)|)) (not (= 3 ~c~0)) (and .cse4 (not (= ~a25~0 1)) .cse1) (not (= 23 ~w~0)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= |old(~a17~0)| 8)) (not (= 6 ~f~0))))) [2018-10-25 00:08:35,934 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-10-25 00:08:35,935 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-10-25 00:08:35,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 12:08:35 BoogieIcfgContainer [2018-10-25 00:08:35,949 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-25 00:08:35,950 INFO L168 Benchmark]: Toolchain (without parser) took 100494.53 ms. Allocated memory was 1.5 GB in the beginning and 4.0 GB in the end (delta: 2.5 GB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -354.5 MB). Peak memory consumption was 2.1 GB. Max. memory is 7.1 GB. [2018-10-25 00:08:35,951 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-10-25 00:08:35,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 698.17 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-10-25 00:08:35,952 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.19 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 730.3 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -809.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. [2018-10-25 00:08:35,953 INFO L168 Benchmark]: Boogie Preprocessor took 102.73 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2018-10-25 00:08:35,954 INFO L168 Benchmark]: RCFGBuilder took 3603.91 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: 118.5 MB). Peak memory consumption was 118.5 MB. Max. memory is 7.1 GB. [2018-10-25 00:08:35,954 INFO L168 Benchmark]: TraceAbstraction took 95901.75 ms. Allocated memory was 2.3 GB in the beginning and 4.0 GB in the end (delta: 1.7 GB). Free memory was 2.1 GB in the beginning and 1.8 GB in the end (delta: 301.4 MB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. [2018-10-25 00:08:35,960 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 698.17 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 179.19 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 730.3 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -809.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.73 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3603.91 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: 118.5 MB). Peak memory consumption was 118.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 95901.75 ms. Allocated memory was 2.3 GB in the beginning and 4.0 GB in the end (delta: 1.7 GB). Free memory was 2.1 GB in the beginning and 1.8 GB in the end (delta: 301.4 MB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 499]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((((((((((((!(a21 == 1) || !(y == 25)) || ((1 == a11 && !(a28 == 8)) && (!(a28 == 0) && a17 == 8) && a21 == 1)) || !(1 == \old(a19))) || !(x == 24)) || !(e == 5)) || !(d == 4)) || !(21 == u)) || (a11 == \old(a11) && (!(a28 == 0) && a17 == 8) && a21 == 1)) || !(22 == v)) || (a17 <= 7 && !(a28 == 8))) || !(\old(a11) == 0)) || (1 == a11 && (!(a28 == 0) && a17 == 8) && a19 == 1)) || !(z == 26)) || !(0 == \old(a25))) || !(3 == c)) || ((a17 <= 7 && !(a25 == 1)) && 1 == a11)) || !(23 == w)) || !(\old(a28) == 7)) || !(a == 1)) || !(\old(a17) == 8)) || !(6 == f) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 95.7s OverallTime, 8 OverallIterations, 7 TraceHistogramMax, 62.2s AutomataDifference, 0.0s DeadEndRemovalTime, 8.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 1322 SDtfs, 7444 SDslu, 1779 SDs, 0 SdLazy, 12146 SolverSat, 1767 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 24.4s Time, PredicateUnifierStatistics: 10 DeclaredPredicates, 1288 GetRequests, 797 SyntacticMatches, 382 SemanticMatches, 109 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2552 ImplicationChecksByTransitivity, 12.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5185occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 3.4s AbstIntTime, 6 AbstIntIterations, 5 AbstIntStrong, 0.9965412714388922 AbsIntWeakeningRatio, 0.23255813953488372 AbsIntAvgWeakeningVarsNumRemoved, 5.227906976744186 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 8 MinimizatonAttempts, 116 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 114 PreInvPairs, 195 NumberOfFragments, 833 HoareAnnotationTreeSize, 114 FomulaSimplifications, 33782 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 27906 FormulaSimplificationTreeSizeReductionInter, 7.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 1468 NumberOfCodeBlocks, 1468 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1633 ConstructedInterpolants, 0 QuantifiedInterpolants, 472226 SizeOfPredicates, 1 NumberOfNonLiveVariables, 473 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 10 InterpolantComputations, 2 PerfectInterpolantSequences, 794/862 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...