java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-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_label28_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 07:08:37,384 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 07:08:37,389 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 07:08:37,408 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 07:08:37,409 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 07:08:37,411 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 07:08:37,413 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 07:08:37,415 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 07:08:37,418 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 07:08:37,419 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 07:08:37,421 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 07:08:37,422 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 07:08:37,423 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 07:08:37,424 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 07:08:37,432 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 07:08:37,433 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 07:08:37,434 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 07:08:37,438 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 07:08:37,444 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 07:08:37,448 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 07:08:37,450 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 07:08:37,451 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 07:08:37,457 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-07 07:08:37,457 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-07 07:08:37,457 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-07 07:08:37,460 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-07 07:08:37,461 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-07 07:08:37,462 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-07 07:08:37,468 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-07 07:08:37,471 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-07 07:08:37,471 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-07 07:08:37,473 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-11-07 07:08:37,477 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-11-07 07:08:37,508 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 07:08:37,508 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 07:08:37,509 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 07:08:37,513 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 07:08:37,513 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 07:08:37,514 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 07:08:37,514 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-07 07:08:37,514 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 07:08:37,514 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-07 07:08:37,514 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 07:08:37,515 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 07:08:37,515 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 07:08:37,515 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 07:08:37,516 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-07 07:08:37,516 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 07:08:37,517 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 07:08:37,518 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 07:08:37,518 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 07:08:37,518 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 07:08:37,518 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 07:08:37,518 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 07:08:37,519 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 07:08:37,519 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 07:08:37,519 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 07:08:37,519 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 07:08:37,519 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 07:08:37,520 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 07:08:37,520 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 07:08:37,520 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 07:08:37,520 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 07:08:37,520 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 07:08:37,522 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 07:08:37,522 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 07:08:37,522 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 07:08:37,523 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 07:08:37,523 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 07:08:37,591 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 07:08:37,606 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 07:08:37,612 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 07:08:37,613 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 07:08:37,614 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 07:08:37,614 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label28_true-unreach-call_false-termination.c [2018-11-07 07:08:37,677 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e6544126/8adb70908bfc4da48a18739d8642be52/FLAG343122dea [2018-11-07 07:08:38,321 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 07:08:38,322 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label28_true-unreach-call_false-termination.c [2018-11-07 07:08:38,338 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e6544126/8adb70908bfc4da48a18739d8642be52/FLAG343122dea [2018-11-07 07:08:38,361 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e6544126/8adb70908bfc4da48a18739d8642be52 [2018-11-07 07:08:38,374 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 07:08:38,378 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 07:08:38,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 07:08:38,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 07:08:38,383 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 07:08:38,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:08:38" (1/1) ... [2018-11-07 07:08:38,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fdd5f27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:38, skipping insertion in model container [2018-11-07 07:08:38,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:08:38" (1/1) ... [2018-11-07 07:08:38,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 07:08:38,478 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 07:08:38,929 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 07:08:38,934 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 07:08:39,067 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 07:08:39,086 INFO L193 MainTranslator]: Completed translation [2018-11-07 07:08:39,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:39 WrapperNode [2018-11-07 07:08:39,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 07:08:39,089 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 07:08:39,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 07:08:39,090 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 07:08:39,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:39" (1/1) ... [2018-11-07 07:08:39,126 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:39" (1/1) ... [2018-11-07 07:08:39,226 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 07:08:39,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 07:08:39,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 07:08:39,227 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 07:08:39,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:39" (1/1) ... [2018-11-07 07:08:39,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:39" (1/1) ... [2018-11-07 07:08:39,246 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:39" (1/1) ... [2018-11-07 07:08:39,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:39" (1/1) ... [2018-11-07 07:08:39,299 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:39" (1/1) ... [2018-11-07 07:08:39,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:39" (1/1) ... [2018-11-07 07:08:39,325 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:39" (1/1) ... [2018-11-07 07:08:39,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 07:08:39,337 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 07:08:39,337 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 07:08:39,337 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 07:08:39,338 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-07 07:08:39,412 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 07:08:39,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 07:08:39,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 07:08:39,412 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 07:08:39,413 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 07:08:39,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 07:08:39,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 07:08:39,413 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 07:08:39,413 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 07:08:42,630 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 07:08:42,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:08:42 BoogieIcfgContainer [2018-11-07 07:08:42,631 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 07:08:42,632 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 07:08:42,632 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 07:08:42,636 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 07:08:42,636 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 07:08:38" (1/3) ... [2018-11-07 07:08:42,637 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@183b977d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:08:42, skipping insertion in model container [2018-11-07 07:08:42,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:08:39" (2/3) ... [2018-11-07 07:08:42,638 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@183b977d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:08:42, skipping insertion in model container [2018-11-07 07:08:42,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:08:42" (3/3) ... [2018-11-07 07:08:42,641 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label28_true-unreach-call_false-termination.c [2018-11-07 07:08:42,655 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 07:08:42,666 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 07:08:42,684 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 07:08:42,733 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 07:08:42,734 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 07:08:42,734 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 07:08:42,734 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 07:08:42,734 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 07:08:42,734 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 07:08:42,735 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 07:08:42,735 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 07:08:42,766 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-11-07 07:08:42,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-07 07:08:42,784 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:08:42,786 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:08:42,788 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:08:42,794 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:08:42,795 INFO L82 PathProgramCache]: Analyzing trace with hash 1188010863, now seen corresponding path program 1 times [2018-11-07 07:08:42,797 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:08:42,851 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:08:42,851 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:08:42,851 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:08:42,851 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:08:42,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:08:43,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 07:08:43,504 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 07:08:43,505 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 07:08:43,505 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:08:43,517 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 07:08:43,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 07:08:43,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 07:08:43,539 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-11-07 07:08:45,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:08:45,163 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-11-07 07:08:45,163 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 07:08:45,164 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 131 [2018-11-07 07:08:45,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:08:45,183 INFO L225 Difference]: With dead ends: 618 [2018-11-07 07:08:45,183 INFO L226 Difference]: Without dead ends: 379 [2018-11-07 07:08:45,191 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 07:08:45,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2018-11-07 07:08:45,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 379. [2018-11-07 07:08:45,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-11-07 07:08:45,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 621 transitions. [2018-11-07 07:08:45,291 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 621 transitions. Word has length 131 [2018-11-07 07:08:45,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:08:45,292 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 621 transitions. [2018-11-07 07:08:45,292 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 07:08:45,292 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 621 transitions. [2018-11-07 07:08:45,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-07 07:08:45,300 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:08:45,301 INFO L375 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:08:45,301 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:08:45,301 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:08:45,302 INFO L82 PathProgramCache]: Analyzing trace with hash 1256593146, now seen corresponding path program 1 times [2018-11-07 07:08:45,302 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:08:45,305 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:08:45,306 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:08:45,306 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:08:45,306 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:08:45,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:08:45,556 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 07:08:45,557 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 07:08:45,557 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 07:08:45,557 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:08:45,559 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 07:08:45,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 07:08:45,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 07:08:45,560 INFO L87 Difference]: Start difference. First operand 379 states and 621 transitions. Second operand 6 states. [2018-11-07 07:08:47,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:08:47,752 INFO L93 Difference]: Finished difference Result 1229 states and 2094 transitions. [2018-11-07 07:08:47,756 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-07 07:08:47,756 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 147 [2018-11-07 07:08:47,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:08:47,772 INFO L225 Difference]: With dead ends: 1229 [2018-11-07 07:08:47,772 INFO L226 Difference]: Without dead ends: 856 [2018-11-07 07:08:47,784 INFO L604 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 [2018-11-07 07:08:47,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 856 states. [2018-11-07 07:08:47,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 856 to 823. [2018-11-07 07:08:47,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 823 states. [2018-11-07 07:08:47,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 823 states and 1292 transitions. [2018-11-07 07:08:47,853 INFO L78 Accepts]: Start accepts. Automaton has 823 states and 1292 transitions. Word has length 147 [2018-11-07 07:08:47,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:08:47,854 INFO L480 AbstractCegarLoop]: Abstraction has 823 states and 1292 transitions. [2018-11-07 07:08:47,854 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 07:08:47,854 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1292 transitions. [2018-11-07 07:08:47,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-07 07:08:47,860 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:08:47,860 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:08:47,861 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:08:47,861 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:08:47,861 INFO L82 PathProgramCache]: Analyzing trace with hash 1655989221, now seen corresponding path program 1 times [2018-11-07 07:08:47,861 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:08:47,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:08:47,863 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:08:47,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:08:47,863 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:08:47,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:08:48,151 WARN L179 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 07:08:48,248 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 07:08:48,248 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 07:08:48,248 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 07:08:48,248 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:08:48,249 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 07:08:48,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 07:08:48,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 07:08:48,250 INFO L87 Difference]: Start difference. First operand 823 states and 1292 transitions. Second operand 6 states. [2018-11-07 07:08:53,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:08:53,736 INFO L93 Difference]: Finished difference Result 2557 states and 4222 transitions. [2018-11-07 07:08:53,738 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 07:08:53,738 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 154 [2018-11-07 07:08:53,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:08:53,760 INFO L225 Difference]: With dead ends: 2557 [2018-11-07 07:08:53,760 INFO L226 Difference]: Without dead ends: 1740 [2018-11-07 07:08:53,768 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-07 07:08:53,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1740 states. [2018-11-07 07:08:53,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1740 to 1682. [2018-11-07 07:08:53,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1682 states. [2018-11-07 07:08:53,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1682 states and 2540 transitions. [2018-11-07 07:08:53,869 INFO L78 Accepts]: Start accepts. Automaton has 1682 states and 2540 transitions. Word has length 154 [2018-11-07 07:08:53,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:08:53,870 INFO L480 AbstractCegarLoop]: Abstraction has 1682 states and 2540 transitions. [2018-11-07 07:08:53,870 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 07:08:53,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 2540 transitions. [2018-11-07 07:08:53,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-07 07:08:53,882 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:08:53,883 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:08:53,883 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:08:53,883 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:08:53,884 INFO L82 PathProgramCache]: Analyzing trace with hash -908866867, now seen corresponding path program 1 times [2018-11-07 07:08:53,884 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:08:53,885 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:08:53,885 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:08:53,885 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:08:53,885 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:08:53,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:08:54,131 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-07 07:08:54,131 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:08:54,132 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 07:08:54,133 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 157 with the following transitions: [2018-11-07 07:08:54,135 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [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], [603], [611], [619], [627], [635], [643], [651], [659], [667], [675], [683], [691], [699], [707], [715], [719], [721], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 07:08:54,211 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 07:08:54,211 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 07:08:54,797 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 07:08:54,800 INFO L272 AbstractInterpreter]: Visited 132 different actions 132 times. Never merged. Never widened. Never found a fixpoint. Largest state had 38 variables. [2018-11-07 07:08:54,852 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:08:54,853 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 07:08:55,334 INFO L227 lantSequenceWeakener]: Weakened 147 states. On average, predicates are now at 81.21% of their original sizes. [2018-11-07 07:08:55,334 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 07:08:55,597 INFO L415 sIntCurrentIteration]: We unified 155 AI predicates to 155 [2018-11-07 07:08:55,598 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 07:08:55,598 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 07:08:55,599 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-11-07 07:08:55,599 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:08:55,600 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 07:08:55,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 07:08:55,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 07:08:55,600 INFO L87 Difference]: Start difference. First operand 1682 states and 2540 transitions. Second operand 6 states. [2018-11-07 07:09:04,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:09:04,914 INFO L93 Difference]: Finished difference Result 3506 states and 5281 transitions. [2018-11-07 07:09:04,914 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 07:09:04,914 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 156 [2018-11-07 07:09:04,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:09:04,925 INFO L225 Difference]: With dead ends: 3506 [2018-11-07 07:09:04,925 INFO L226 Difference]: Without dead ends: 1830 [2018-11-07 07:09:04,931 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 156 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-07 07:09:04,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1830 states. [2018-11-07 07:09:04,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1830 to 1827. [2018-11-07 07:09:04,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1827 states. [2018-11-07 07:09:04,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 1827 states and 2692 transitions. [2018-11-07 07:09:04,982 INFO L78 Accepts]: Start accepts. Automaton has 1827 states and 2692 transitions. Word has length 156 [2018-11-07 07:09:04,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:09:04,982 INFO L480 AbstractCegarLoop]: Abstraction has 1827 states and 2692 transitions. [2018-11-07 07:09:04,983 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 07:09:04,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 2692 transitions. [2018-11-07 07:09:04,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-07 07:09:04,991 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:09:04,991 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:09:04,992 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:09:04,992 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:04,992 INFO L82 PathProgramCache]: Analyzing trace with hash 352439598, now seen corresponding path program 1 times [2018-11-07 07:09:04,992 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:09:04,993 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:04,994 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:09:04,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:04,994 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:09:05,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:09:05,285 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 32 proven. 17 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-07 07:09:05,285 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:09:05,285 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 07:09:05,286 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 167 with the following transitions: [2018-11-07 07:09:05,286 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [6], [9], [10], [14], [18], [22], [26], [30], [33], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [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], [603], [611], [619], [627], [635], [643], [651], [659], [667], [675], [683], [691], [699], [707], [715], [719], [721], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 07:09:05,294 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 07:09:05,294 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 07:09:05,646 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 07:09:05,647 INFO L272 AbstractInterpreter]: Visited 136 different actions 407 times. Merged at 7 different actions 21 times. Never widened. Found 3 fixpoints after 2 different actions. Largest state had 38 variables. [2018-11-07 07:09:05,690 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:05,691 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 07:09:05,903 INFO L227 lantSequenceWeakener]: Weakened 163 states. On average, predicates are now at 84.89% of their original sizes. [2018-11-07 07:09:05,904 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 07:09:06,085 INFO L415 sIntCurrentIteration]: We unified 165 AI predicates to 165 [2018-11-07 07:09:06,085 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 07:09:06,086 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 07:09:06,086 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [9] total 16 [2018-11-07 07:09:06,086 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:09:06,086 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-07 07:09:06,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-07 07:09:06,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-07 07:09:06,087 INFO L87 Difference]: Start difference. First operand 1827 states and 2692 transitions. Second operand 9 states. [2018-11-07 07:09:13,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:09:13,794 INFO L93 Difference]: Finished difference Result 4531 states and 6711 transitions. [2018-11-07 07:09:13,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-07 07:09:13,794 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 166 [2018-11-07 07:09:13,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:09:13,808 INFO L225 Difference]: With dead ends: 4531 [2018-11-07 07:09:13,808 INFO L226 Difference]: Without dead ends: 2710 [2018-11-07 07:09:13,815 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 173 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2018-11-07 07:09:13,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2710 states. [2018-11-07 07:09:13,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2710 to 2633. [2018-11-07 07:09:13,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2633 states. [2018-11-07 07:09:13,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 2633 states and 3700 transitions. [2018-11-07 07:09:13,887 INFO L78 Accepts]: Start accepts. Automaton has 2633 states and 3700 transitions. Word has length 166 [2018-11-07 07:09:13,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:09:13,889 INFO L480 AbstractCegarLoop]: Abstraction has 2633 states and 3700 transitions. [2018-11-07 07:09:13,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-07 07:09:13,889 INFO L276 IsEmpty]: Start isEmpty. Operand 2633 states and 3700 transitions. [2018-11-07 07:09:13,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-07 07:09:13,899 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:09:13,900 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:09:13,900 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:09:13,900 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:13,901 INFO L82 PathProgramCache]: Analyzing trace with hash 1685404542, now seen corresponding path program 1 times [2018-11-07 07:09:13,901 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:09:13,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:13,902 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:09:13,902 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:13,902 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:09:13,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:09:14,261 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-11-07 07:09:14,498 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 07:09:14,499 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:09:14,499 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 07:09:14,499 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 169 with the following transitions: [2018-11-07 07:09:14,500 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [53], [64], [68], [72], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [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], [603], [611], [619], [627], [635], [643], [651], [659], [667], [675], [683], [691], [699], [707], [715], [719], [721], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 07:09:14,508 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 07:09:14,509 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 07:09:14,755 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 07:09:14,755 INFO L272 AbstractInterpreter]: Visited 136 different actions 402 times. Merged at 7 different actions 18 times. Never widened. Found 3 fixpoints after 3 different actions. Largest state had 38 variables. [2018-11-07 07:09:14,763 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:14,764 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 07:09:14,764 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:09:14,765 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2018-11-07 07:09:14,776 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:09:14,776 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 07:09:14,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:09:14,873 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 07:09:15,079 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-07 07:09:15,080 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 07:09:15,481 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-07 07:09:15,504 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-11-07 07:09:15,504 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [10] total 11 [2018-11-07 07:09:15,505 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:09:15,505 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 07:09:15,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 07:09:15,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-11-07 07:09:15,506 INFO L87 Difference]: Start difference. First operand 2633 states and 3700 transitions. Second operand 3 states. [2018-11-07 07:09:17,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:09:17,098 INFO L93 Difference]: Finished difference Result 6691 states and 9667 transitions. [2018-11-07 07:09:17,106 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 07:09:17,106 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 168 [2018-11-07 07:09:17,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:09:17,128 INFO L225 Difference]: With dead ends: 6691 [2018-11-07 07:09:17,129 INFO L226 Difference]: Without dead ends: 4064 [2018-11-07 07:09:17,140 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 348 GetRequests, 335 SyntacticMatches, 4 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-11-07 07:09:17,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4064 states. [2018-11-07 07:09:17,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4064 to 4027. [2018-11-07 07:09:17,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4027 states. [2018-11-07 07:09:17,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4027 states to 4027 states and 5660 transitions. [2018-11-07 07:09:17,253 INFO L78 Accepts]: Start accepts. Automaton has 4027 states and 5660 transitions. Word has length 168 [2018-11-07 07:09:17,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:09:17,254 INFO L480 AbstractCegarLoop]: Abstraction has 4027 states and 5660 transitions. [2018-11-07 07:09:17,254 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 07:09:17,254 INFO L276 IsEmpty]: Start isEmpty. Operand 4027 states and 5660 transitions. [2018-11-07 07:09:17,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-07 07:09:17,268 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:09:17,269 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:09:17,269 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:09:17,269 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:17,269 INFO L82 PathProgramCache]: Analyzing trace with hash 1435560091, now seen corresponding path program 1 times [2018-11-07 07:09:17,270 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:09:17,270 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:17,270 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:09:17,271 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:17,271 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:09:17,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:09:17,732 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 74 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-07 07:09:17,732 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:09:17,732 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 07:09:17,732 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 198 with the following transitions: [2018-11-07 07:09:17,733 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [33], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [127], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [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], [603], [611], [619], [627], [635], [643], [651], [659], [667], [675], [683], [691], [699], [707], [715], [719], [721], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 07:09:17,747 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 07:09:17,747 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 07:09:18,138 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-07 07:09:18,139 INFO L272 AbstractInterpreter]: Visited 137 different actions 407 times. Merged at 8 different actions 20 times. Never widened. Found 4 fixpoints after 3 different actions. Largest state had 38 variables. [2018-11-07 07:09:18,174 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:18,175 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-07 07:09:18,175 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:09:18,175 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-07 07:09:18,193 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:09:18,193 INFO L288 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-07 07:09:18,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:09:18,295 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-07 07:09:18,762 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 88 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-07 07:09:18,763 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-07 07:09:19,830 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 88 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-07 07:09:19,869 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-07 07:09:19,869 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-11-07 07:09:19,869 INFO L251 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-07 07:09:19,870 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-07 07:09:19,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-07 07:09:19,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2018-11-07 07:09:19,871 INFO L87 Difference]: Start difference. First operand 4027 states and 5660 transitions. Second operand 9 states. [2018-11-07 07:09:25,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:09:25,748 INFO L93 Difference]: Finished difference Result 9269 states and 13370 transitions. [2018-11-07 07:09:25,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-11-07 07:09:25,748 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 197 [2018-11-07 07:09:25,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:09:25,766 INFO L225 Difference]: With dead ends: 9269 [2018-11-07 07:09:25,766 INFO L226 Difference]: Without dead ends: 3857 [2018-11-07 07:09:25,791 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 450 GetRequests, 413 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 304 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=343, Invalid=1063, Unknown=0, NotChecked=0, Total=1406 [2018-11-07 07:09:25,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3857 states. [2018-11-07 07:09:25,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3857 to 3723. [2018-11-07 07:09:25,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3723 states. [2018-11-07 07:09:25,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3723 states to 3723 states and 4479 transitions. [2018-11-07 07:09:25,888 INFO L78 Accepts]: Start accepts. Automaton has 3723 states and 4479 transitions. Word has length 197 [2018-11-07 07:09:25,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:09:25,889 INFO L480 AbstractCegarLoop]: Abstraction has 3723 states and 4479 transitions. [2018-11-07 07:09:25,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-07 07:09:25,889 INFO L276 IsEmpty]: Start isEmpty. Operand 3723 states and 4479 transitions. [2018-11-07 07:09:25,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-07 07:09:25,901 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:09:25,902 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:09:25,902 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:09:25,902 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:25,903 INFO L82 PathProgramCache]: Analyzing trace with hash 1061523824, now seen corresponding path program 1 times [2018-11-07 07:09:25,903 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:09:25,904 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:25,904 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:09:25,904 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:25,904 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:09:25,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:09:26,549 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 146 proven. 78 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-07 07:09:26,549 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:09:26,549 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 07:09:26,549 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 283 with the following transitions: [2018-11-07 07:09:26,550 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [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], [131], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [336], [341], [343], [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], [603], [611], [619], [627], [635], [643], [651], [659], [667], [675], [683], [691], [699], [707], [715], [719], [721], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 07:09:26,553 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 07:09:26,553 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 07:09:26,876 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 07:09:26,876 INFO L272 AbstractInterpreter]: Visited 139 different actions 412 times. Merged at 8 different actions 21 times. Never widened. Found 4 fixpoints after 3 different actions. Largest state had 38 variables. [2018-11-07 07:09:26,914 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:26,915 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 07:09:27,268 INFO L227 lantSequenceWeakener]: Weakened 205 states. On average, predicates are now at 85.19% of their original sizes. [2018-11-07 07:09:27,268 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 07:09:27,606 INFO L415 sIntCurrentIteration]: We unified 281 AI predicates to 281 [2018-11-07 07:09:27,606 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 07:09:27,607 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 07:09:27,607 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [10] total 26 [2018-11-07 07:09:27,607 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:09:27,607 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-07 07:09:27,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-07 07:09:27,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=239, Unknown=0, NotChecked=0, Total=306 [2018-11-07 07:09:27,608 INFO L87 Difference]: Start difference. First operand 3723 states and 4479 transitions. Second operand 18 states. [2018-11-07 07:09:45,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:09:45,585 INFO L93 Difference]: Finished difference Result 9713 states and 11894 transitions. [2018-11-07 07:09:45,585 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-11-07 07:09:45,585 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 282 [2018-11-07 07:09:45,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:09:45,606 INFO L225 Difference]: With dead ends: 9713 [2018-11-07 07:09:45,606 INFO L226 Difference]: Without dead ends: 6001 [2018-11-07 07:09:45,618 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 313 GetRequests, 265 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 672 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=434, Invalid=2016, Unknown=0, NotChecked=0, Total=2450 [2018-11-07 07:09:45,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6001 states. [2018-11-07 07:09:45,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6001 to 5859. [2018-11-07 07:09:45,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5859 states. [2018-11-07 07:09:45,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5859 states to 5859 states and 6770 transitions. [2018-11-07 07:09:45,765 INFO L78 Accepts]: Start accepts. Automaton has 5859 states and 6770 transitions. Word has length 282 [2018-11-07 07:09:45,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:09:45,766 INFO L480 AbstractCegarLoop]: Abstraction has 5859 states and 6770 transitions. [2018-11-07 07:09:45,766 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-07 07:09:45,766 INFO L276 IsEmpty]: Start isEmpty. Operand 5859 states and 6770 transitions. [2018-11-07 07:09:45,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-07 07:09:45,786 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 07:09:45,786 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 07:09:45,786 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 07:09:45,787 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:45,787 INFO L82 PathProgramCache]: Analyzing trace with hash 237000291, now seen corresponding path program 1 times [2018-11-07 07:09:45,787 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 07:09:45,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:45,788 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 07:09:45,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 07:09:45,788 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 07:09:45,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 07:09:46,196 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 153 proven. 35 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-07 07:09:46,196 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 07:09:46,197 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 07:09:46,197 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 288 with the following transitions: [2018-11-07 07:09:46,197 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [5], [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], [131], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [336], [341], [343], [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], [603], [611], [619], [627], [635], [643], [651], [659], [667], [675], [683], [691], [699], [707], [715], [719], [721], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 07:09:46,199 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 07:09:46,200 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 07:09:46,541 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 07:09:46,541 INFO L272 AbstractInterpreter]: Visited 140 different actions 556 times. Merged at 9 different actions 35 times. Widened at 1 different actions 1 times. Found 7 fixpoints after 3 different actions. Largest state had 38 variables. [2018-11-07 07:09:46,547 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 07:09:46,547 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 07:09:46,815 INFO L227 lantSequenceWeakener]: Weakened 205 states. On average, predicates are now at 87.45% of their original sizes. [2018-11-07 07:09:46,815 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 07:09:47,021 INFO L415 sIntCurrentIteration]: We unified 286 AI predicates to 286 [2018-11-07 07:09:47,021 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 07:09:47,021 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 07:09:47,021 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [9] total 25 [2018-11-07 07:09:47,021 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 07:09:47,022 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-07 07:09:47,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-07 07:09:47,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=239, Unknown=0, NotChecked=0, Total=306 [2018-11-07 07:09:47,023 INFO L87 Difference]: Start difference. First operand 5859 states and 6770 transitions. Second operand 18 states. [2018-11-07 07:09:57,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 07:09:57,468 INFO L93 Difference]: Finished difference Result 10591 states and 12577 transitions. [2018-11-07 07:09:57,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-11-07 07:09:57,468 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 287 [2018-11-07 07:09:57,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 07:09:57,469 INFO L225 Difference]: With dead ends: 10591 [2018-11-07 07:09:57,469 INFO L226 Difference]: Without dead ends: 0 [2018-11-07 07:09:57,489 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 307 GetRequests, 270 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 336 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=304, Invalid=1178, Unknown=0, NotChecked=0, Total=1482 [2018-11-07 07:09:57,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-07 07:09:57,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-07 07:09:57,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-07 07:09:57,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-07 07:09:57,490 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 287 [2018-11-07 07:09:57,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 07:09:57,491 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-07 07:09:57,491 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-07 07:09:57,491 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-07 07:09:57,491 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-07 07:09:57,496 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-07 07:09:57,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:57,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:57,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:57,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:57,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:57,964 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:57,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:57,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,046 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,054 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,113 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,195 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,279 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,309 WARN L179 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 137 [2018-11-07 07:09:58,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:58,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:59,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:59,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 07:09:59,040 WARN L179 SmtUtils]: Spent 728.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 148 [2018-11-07 07:09:59,978 WARN L179 SmtUtils]: Spent 937.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 49 [2018-11-07 07:10:02,010 WARN L179 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 129 DAG size of output: 77 [2018-11-07 07:10:07,315 WARN L179 SmtUtils]: Spent 5.28 s on a formula simplification. DAG size of input: 244 DAG size of output: 121 [2018-11-07 07:10:07,993 WARN L179 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 96 [2018-11-07 07:10:08,743 WARN L179 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 100 [2018-11-07 07:10:08,747 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-07 07:10:08,747 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a17~0 |old(~a17~0)|) (= |old(~a19~0)| ~a19~0) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-11-07 07:10:08,747 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-07 07:10:08,748 INFO L425 ceAbstractionStarter]: For program point L564(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,748 INFO L425 ceAbstractionStarter]: For program point L531(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,748 INFO L425 ceAbstractionStarter]: For program point L498(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,748 INFO L425 ceAbstractionStarter]: For program point L465(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,748 INFO L425 ceAbstractionStarter]: For program point L432(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,748 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-07 07:10:08,748 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-07 07:10:08,748 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-07 07:10:08,748 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-07 07:10:08,748 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-07 07:10:08,748 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-07 07:10:08,749 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-07 07:10:08,749 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-07 07:10:08,749 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-07 07:10:08,749 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-07 07:10:08,749 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-07 07:10:08,749 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-07 07:10:08,749 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-07 07:10:08,749 INFO L425 ceAbstractionStarter]: For program point L567(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,749 INFO L425 ceAbstractionStarter]: For program point L534(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,749 INFO L425 ceAbstractionStarter]: For program point L501(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,749 INFO L425 ceAbstractionStarter]: For program point L468(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,750 INFO L425 ceAbstractionStarter]: For program point L435(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,750 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-07 07:10:08,750 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-07 07:10:08,750 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 544) no Hoare annotation was computed. [2018-11-07 07:10:08,750 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-07 07:10:08,750 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-07 07:10:08,750 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-07 07:10:08,750 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-07 07:10:08,750 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-07 07:10:08,750 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-07 07:10:08,750 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-07 07:10:08,751 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-07 07:10:08,751 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-07 07:10:08,751 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-07 07:10:08,751 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-07 07:10:08,751 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-07 07:10:08,751 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-07 07:10:08,751 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-07 07:10:08,751 INFO L425 ceAbstractionStarter]: For program point L570(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,751 INFO L425 ceAbstractionStarter]: For program point L537(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,751 INFO L425 ceAbstractionStarter]: For program point L504(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,752 INFO L425 ceAbstractionStarter]: For program point L471(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,752 INFO L425 ceAbstractionStarter]: For program point L438(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,752 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-07 07:10:08,752 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-07 07:10:08,752 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-07 07:10:08,752 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-07 07:10:08,752 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-07 07:10:08,752 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-07 07:10:08,753 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-07 07:10:08,753 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-07 07:10:08,753 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-07 07:10:08,753 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-07 07:10:08,753 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-07 07:10:08,753 INFO L425 ceAbstractionStarter]: For program point L573(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,753 INFO L425 ceAbstractionStarter]: For program point L540(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,753 INFO L425 ceAbstractionStarter]: For program point L507(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,753 INFO L425 ceAbstractionStarter]: For program point L474(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,754 INFO L425 ceAbstractionStarter]: For program point L441(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,754 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-07 07:10:08,754 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-07 07:10:08,754 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-07 07:10:08,754 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-07 07:10:08,754 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-07 07:10:08,754 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-07 07:10:08,754 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-07 07:10:08,754 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-07 07:10:08,755 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-07 07:10:08,755 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-07 07:10:08,755 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-07 07:10:08,755 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-07 07:10:08,755 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-07 07:10:08,755 INFO L425 ceAbstractionStarter]: For program point L576(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,755 INFO L425 ceAbstractionStarter]: For program point L510(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,755 INFO L425 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,756 INFO L425 ceAbstractionStarter]: For program point L477(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,756 INFO L425 ceAbstractionStarter]: For program point L444(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,756 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-07 07:10:08,756 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-07 07:10:08,756 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-07 07:10:08,756 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-07 07:10:08,756 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-07 07:10:08,756 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-07 07:10:08,756 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-07 07:10:08,757 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-07 07:10:08,757 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-07 07:10:08,757 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-07 07:10:08,757 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-07 07:10:08,757 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-07 07:10:08,757 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-07 07:10:08,757 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-07 07:10:08,757 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-07 07:10:08,757 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-07 07:10:08,758 INFO L425 ceAbstractionStarter]: For program point L579(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,758 INFO L425 ceAbstractionStarter]: For program point L546(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,758 INFO L425 ceAbstractionStarter]: For program point L513(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,758 INFO L425 ceAbstractionStarter]: For program point L480(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,758 INFO L425 ceAbstractionStarter]: For program point L447(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,758 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-07 07:10:08,758 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-07 07:10:08,758 INFO L425 ceAbstractionStarter]: For program point L414-1(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,758 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-07 07:10:08,759 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-07 07:10:08,759 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-07 07:10:08,759 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,759 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,759 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-07 07:10:08,759 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-07 07:10:08,759 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-07 07:10:08,759 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-07 07:10:08,759 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-07 07:10:08,760 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-07 07:10:08,760 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-07 07:10:08,760 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-07 07:10:08,760 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-07 07:10:08,760 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-07 07:10:08,760 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-07 07:10:08,760 INFO L425 ceAbstractionStarter]: For program point L582(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,760 INFO L425 ceAbstractionStarter]: For program point L549(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,760 INFO L425 ceAbstractionStarter]: For program point L516(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,760 INFO L425 ceAbstractionStarter]: For program point L483(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,761 INFO L425 ceAbstractionStarter]: For program point L450(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,761 INFO L425 ceAbstractionStarter]: For program point L417(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,761 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-07 07:10:08,761 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-07 07:10:08,761 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-07 07:10:08,761 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-07 07:10:08,761 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-07 07:10:08,761 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-07 07:10:08,761 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-07 07:10:08,762 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-07 07:10:08,762 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-07 07:10:08,762 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-07 07:10:08,762 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-07 07:10:08,762 INFO L425 ceAbstractionStarter]: For program point L585(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,762 INFO L425 ceAbstractionStarter]: For program point L552(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,762 INFO L425 ceAbstractionStarter]: For program point L519(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,762 INFO L425 ceAbstractionStarter]: For program point L486(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,762 INFO L425 ceAbstractionStarter]: For program point L453(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,762 INFO L425 ceAbstractionStarter]: For program point L420(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,763 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-07 07:10:08,763 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-07 07:10:08,763 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-07 07:10:08,763 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-07 07:10:08,763 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-07 07:10:08,763 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-07 07:10:08,763 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-07 07:10:08,763 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-07 07:10:08,763 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-07 07:10:08,763 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-07 07:10:08,764 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-07 07:10:08,764 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-07 07:10:08,764 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-07 07:10:08,764 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-07 07:10:08,764 INFO L425 ceAbstractionStarter]: For program point L588(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,764 INFO L425 ceAbstractionStarter]: For program point L555(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,764 INFO L425 ceAbstractionStarter]: For program point L522(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,764 INFO L425 ceAbstractionStarter]: For program point L489(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,765 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse21 (<= ~a28~0 10)) (.cse19 (= |old(~a19~0)| ~a19~0)) (.cse22 (= ~a25~0 |old(~a25~0)|)) (.cse20 (= ~a11~0 |old(~a11~0)|)) (.cse30 (not (= ~a28~0 0))) (.cse27 (= ~a17~0 8)) (.cse28 (not (= 8 |old(~a28~0)|)))) (let ((.cse26 (let ((.cse33 (not (= 1 ~a21~0)))) (and (or .cse33 (not (= 7 |old(~a28~0)|))) (or .cse33 .cse28)))) (.cse25 (= ~a28~0 8)) (.cse29 (= ~a19~0 1)) (.cse6 (= |old(~a28~0)| 0)) (.cse9 (< 10 |old(~a28~0)|)) (.cse0 (and .cse21 .cse19 .cse22 .cse20 .cse30 .cse27)) (.cse24 (= ~a28~0 7)) (.cse1 (not (= ~v~0 22))) (.cse2 (not (= ~u~0 21))) (.cse3 (not (= ~a21~0 1))) (.cse4 (not (= ~y~0 25))) (.cse7 (not (= 3 ~c~0))) (.cse8 (= |calculate_output_#in~input| 0)) (.cse10 (not (= ~a~0 1))) (.cse11 (not (= 26 ~z~0))) (.cse32 (not (= 1 |old(~a19~0)|))) (.cse12 (not (= ~x~0 24))) (.cse13 (not (= 8 |old(~a17~0)|))) (.cse14 (not (= ~e~0 5))) (.cse15 (not (= ~d~0 4))) (.cse16 (not (= 6 ~f~0))) (.cse17 (not (= ~w~0 23))) (.cse5 (not (= 1 |old(~a25~0)|))) (.cse31 (= |old(~a11~0)| |old(~a19~0)|)) (.cse18 (<= ~a17~0 |old(~a17~0)|)) (.cse23 (< 7 |old(~a17~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (or .cse9 (and .cse18 .cse19 .cse20 .cse21 .cse22) .cse23) (or .cse1 .cse2 (or .cse24 .cse25) .cse4 .cse7 .cse8 .cse26 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (or (and .cse19 .cse22 .cse20 .cse27) .cse1 .cse2 .cse4 .cse7 .cse8 .cse26 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (or .cse1 .cse2 (not (= 0 |old(~a25~0)|)) .cse3 .cse4 .cse7 .cse28 .cse8 .cse10 .cse11 .cse12 .cse13 .cse25 .cse14 .cse15 .cse16 .cse17) (or (and .cse29 .cse22 .cse20 .cse30 .cse27) .cse1 .cse2 .cse31 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse10 .cse11 .cse32 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (or .cse1 .cse2 (and .cse21 .cse29 .cse22 .cse20 .cse30 .cse27) .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse32 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (or .cse1 .cse2 .cse31 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse0) (or .cse24 (not (= |old(~a11~0)| 0)) .cse1 .cse2 .cse3 .cse4 .cse7 .cse8 (not (= |old(~a25~0)| 0)) (not (= |old(~a28~0)| 7)) .cse10 .cse11 .cse32 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17) (or .cse5 .cse31 (and .cse18 .cse19 .cse20 .cse22) .cse23)))) [2018-11-07 07:10:08,765 INFO L425 ceAbstractionStarter]: For program point L456(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,765 INFO L425 ceAbstractionStarter]: For program point L423(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,765 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-07 07:10:08,766 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-07 07:10:08,766 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-07 07:10:08,766 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-07 07:10:08,766 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-07 07:10:08,766 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-07 07:10:08,766 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-07 07:10:08,766 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-07 07:10:08,766 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-07 07:10:08,767 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-07 07:10:08,767 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-07 07:10:08,767 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-07 07:10:08,767 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-07 07:10:08,767 INFO L425 ceAbstractionStarter]: For program point L591(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,767 INFO L425 ceAbstractionStarter]: For program point L558(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,767 INFO L425 ceAbstractionStarter]: For program point L525(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,767 INFO L425 ceAbstractionStarter]: For program point L492(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,767 INFO L425 ceAbstractionStarter]: For program point L459(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,767 INFO L425 ceAbstractionStarter]: For program point L426(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,768 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-07 07:10:08,768 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-07 07:10:08,768 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-07 07:10:08,768 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-07 07:10:08,768 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-07 07:10:08,768 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-07 07:10:08,768 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-07 07:10:08,768 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-07 07:10:08,768 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-07 07:10:08,768 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-07 07:10:08,769 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-07 07:10:08,769 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-07 07:10:08,769 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-07 07:10:08,769 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-07 07:10:08,769 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-07 07:10:08,769 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 596) no Hoare annotation was computed. [2018-11-07 07:10:08,769 INFO L425 ceAbstractionStarter]: For program point L561(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,769 INFO L425 ceAbstractionStarter]: For program point L528(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,769 INFO L425 ceAbstractionStarter]: For program point L495(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,769 INFO L425 ceAbstractionStarter]: For program point L462(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,770 INFO L425 ceAbstractionStarter]: For program point L429(lines 29 598) no Hoare annotation was computed. [2018-11-07 07:10:08,770 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-07 07:10:08,770 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-07 07:10:08,770 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-07 07:10:08,770 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-07 07:10:08,770 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-07 07:10:08,770 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-07 07:10:08,770 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-07 07:10:08,770 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-07 07:10:08,771 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-07 07:10:08,771 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-07 07:10:08,771 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-07 07:10:08,771 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-07 07:10:08,771 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-07 07:10:08,771 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-07 07:10:08,771 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-07 07:10:08,771 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-07 07:10:08,771 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-07 07:10:08,771 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-07 07:10:08,772 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-07 07:10:08,772 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-07 07:10:08,772 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)) [2018-11-07 07:10:08,772 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-07 07:10:08,772 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-07 07:10:08,772 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= |old(~a11~0)| 0)) (not (= ~v~0 22)) (not (= ~u~0 21)) (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 3 ~c~0)) (and (= ~a19~0 1) (= ~a28~0 7) (= ~a25~0 |old(~a25~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a17~0 8)) (not (= |old(~a25~0)| 0)) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= 26 ~z~0)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (not (= 8 |old(~a17~0)|)) (not (= ~e~0 5)) (not (= ~d~0 4)) (not (= 6 ~f~0)) (not (= ~w~0 23))) [2018-11-07 07:10:08,773 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-11-07 07:10:08,773 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse0 (= 1 ~a25~0)) (.cse1 (= ~a19~0 1)) (.cse8 (<= ~a28~0 10)) (.cse4 (not (= ~a28~0 0))) (.cse6 (not (= ~a19~0 ~a11~0))) (.cse7 (= ~a28~0 7)) (.cse2 (not (= main_~input~0 0))) (.cse3 (not (= main_~output~0 0))) (.cse5 (= ~a17~0 8))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (not (= ~a21~0 1)) (not (= ~y~0 25)) (and (and (= ~a11~0 0) .cse1 .cse7) (= ~a25~0 |old(~a25~0)|) .cse3 .cse5) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (and .cse0 .cse8 .cse2 .cse3 .cse4 .cse5) (not (= ~e~0 5)) (not (= ~d~0 4)) (and .cse8 .cse1 .cse2 .cse3 .cse4 .cse5) (not (= 21 ~u~0)) (not (= 22 ~v~0)) (not (= |old(~a11~0)| 0)) (not (= ~z~0 26)) (not (= 0 |old(~a25~0)|)) (and (<= ~a17~0 7) .cse8) (not (= 3 ~c~0)) (not (= 23 ~w~0)) (and .cse8 .cse2 .cse3 .cse4 .cse5 .cse6) (and (or .cse7 (= ~a28~0 8)) .cse2 .cse3 .cse5) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (not (= |old(~a17~0)| 8)) (not (= 6 ~f~0)))) [2018-11-07 07:10:08,773 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-11-07 07:10:08,773 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-07 07:10:08,773 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse1 (<= ~a28~0 10)) (.cse0 (= 1 ~a25~0)) (.cse6 (= ~a19~0 1)) (.cse2 (not (= main_~input~0 0))) (.cse3 (not (= main_~output~0 0))) (.cse4 (not (= ~a28~0 0))) (.cse5 (= ~a17~0 8)) (.cse7 (not (= ~a19~0 ~a11~0)))) (or (not (= ~a21~0 1)) (not (= ~y~0 25)) (not (= 1 |old(~a19~0)|)) (not (= ~x~0 24)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (= ~e~0 5)) (not (= ~d~0 4)) (and .cse1 .cse6 .cse2 .cse3 .cse4 .cse5) (not (= 21 ~u~0)) (not (= 22 ~v~0)) (not (= |old(~a11~0)| 0)) (not (= ~z~0 26)) (not (= 0 |old(~a25~0)|)) (and (<= ~a17~0 7) .cse1) (not (= 3 ~c~0)) (not (= 23 ~w~0)) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse7) (and (or (= ~a28~0 7) (= ~a28~0 8)) .cse2 .cse3 .cse5) (not (= |old(~a28~0)| 7)) (not (= ~a~0 1)) (and .cse0 .cse6 .cse2 .cse3 .cse4 .cse5 .cse7) (not (= |old(~a17~0)| 8)) (not (= 6 ~f~0)))) [2018-11-07 07:10:08,773 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-07 07:10:08,774 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-07 07:10:08,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 07:10:08 BoogieIcfgContainer [2018-11-07 07:10:08,789 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 07:10:08,790 INFO L168 Benchmark]: Toolchain (without parser) took 90415.18 ms. Allocated memory was 1.5 GB in the beginning and 3.9 GB in the end (delta: 2.4 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2018-11-07 07:10:08,791 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-07 07:10:08,792 INFO L168 Benchmark]: CACSL2BoogieTranslator took 710.02 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. [2018-11-07 07:10:08,792 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.62 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 719.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -796.5 MB). Peak memory consumption was 18.4 MB. Max. memory is 7.1 GB. [2018-11-07 07:10:08,793 INFO L168 Benchmark]: Boogie Preprocessor took 109.97 ms. Allocated memory is still 2.2 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-07 07:10:08,794 INFO L168 Benchmark]: RCFGBuilder took 3294.25 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 118.4 MB). Peak memory consumption was 118.4 MB. Max. memory is 7.1 GB. [2018-11-07 07:10:08,794 INFO L168 Benchmark]: TraceAbstraction took 86156.79 ms. Allocated memory was 2.2 GB in the beginning and 3.9 GB in the end (delta: 1.7 GB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -485.0 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2018-11-07 07:10:08,799 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 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 710.02 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 136.62 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 719.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -796.5 MB). Peak memory consumption was 18.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.97 ms. Allocated memory is still 2.2 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3294.25 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 118.4 MB). Peak memory consumption was 118.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 86156.79 ms. Allocated memory was 2.2 GB in the beginning and 3.9 GB in the end (delta: 1.7 GB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -485.0 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 544]: 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: ((((((((((((((((((((((((((((1 == a25 && a19 == 1) && !(input == 0)) && !(output == 0)) && !(a28 == 0)) && a17 == 8) && !(a19 == a11)) || !(a21 == 1)) || !(y == 25)) || (((((a11 == 0 && a19 == 1) && a28 == 7) && a25 == \old(a25)) && !(output == 0)) && a17 == 8)) || !(1 == \old(a19))) || !(x == 24)) || (((((1 == a25 && a28 <= 10) && !(input == 0)) && !(output == 0)) && !(a28 == 0)) && a17 == 8)) || !(e == 5)) || !(d == 4)) || (((((a28 <= 10 && a19 == 1) && !(input == 0)) && !(output == 0)) && !(a28 == 0)) && a17 == 8)) || !(21 == u)) || !(22 == v)) || !(\old(a11) == 0)) || !(z == 26)) || !(0 == \old(a25))) || (a17 <= 7 && a28 <= 10)) || !(3 == c)) || !(23 == w)) || (((((a28 <= 10 && !(input == 0)) && !(output == 0)) && !(a28 == 0)) && a17 == 8) && !(a19 == a11))) || ((((a28 == 7 || a28 == 8) && !(input == 0)) && !(output == 0)) && a17 == 8)) || !(\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, 86.0s OverallTime, 9 OverallIterations, 6 TraceHistogramMax, 62.5s AutomataDifference, 0.0s DeadEndRemovalTime, 11.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 1309 SDtfs, 8668 SDslu, 1913 SDs, 0 SdLazy, 13980 SolverSat, 2420 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.8s Time, PredicateUnifierStatistics: 8 DeclaredPredicates, 1772 GetRequests, 1598 SyntacticMatches, 9 SemanticMatches, 165 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1369 ImplicationChecksByTransitivity, 5.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5859occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 2.5s AbstIntTime, 6 AbstIntIterations, 4 AbstIntStrong, 0.9967145723163657 AbsIntWeakeningRatio, 0.19616685456595265 AbsIntAvgWeakeningVarsNumRemoved, 26.010146561443065 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 9 MinimizatonAttempts, 484 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 159 PreInvPairs, 244 NumberOfFragments, 1250 HoareAnnotationTreeSize, 159 FomulaSimplifications, 16039 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 7 FomulaSimplificationsInter, 12947 FormulaSimplificationTreeSizeReductionInter, 9.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 2053 NumberOfCodeBlocks, 2053 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2405 ConstructedInterpolants, 0 QuantifiedInterpolants, 1029594 SizeOfPredicates, 2 NumberOfNonLiveVariables, 925 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 13 InterpolantComputations, 5 PerfectInterpolantSequences, 911/1087 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...