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 --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label56_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dace188-m [2018-09-14 15:59:47,728 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-14 15:59:47,730 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-14 15:59:47,742 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-14 15:59:47,743 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-14 15:59:47,744 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-14 15:59:47,745 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-14 15:59:47,747 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-14 15:59:47,749 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-14 15:59:47,750 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-14 15:59:47,751 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-14 15:59:47,751 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-14 15:59:47,752 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-14 15:59:47,753 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-14 15:59:47,756 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-14 15:59:47,760 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-14 15:59:47,761 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-14 15:59:47,763 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-14 15:59:47,765 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-14 15:59:47,766 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-14 15:59:47,767 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-14 15:59:47,768 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-14 15:59:47,770 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-14 15:59:47,771 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-14 15:59:47,771 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-14 15:59:47,772 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-14 15:59:47,773 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-14 15:59:47,774 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-14 15:59:47,774 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-14 15:59:47,776 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-14 15:59:47,776 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-14 15:59:47,777 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-09-14 15:59:47,779 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf [2018-09-14 15:59:47,795 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-14 15:59:47,795 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-14 15:59:47,796 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-14 15:59:47,797 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-14 15:59:47,797 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-14 15:59:47,797 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-14 15:59:47,797 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-14 15:59:47,797 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-14 15:59:47,798 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-14 15:59:47,798 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-14 15:59:47,798 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-14 15:59:47,799 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-14 15:59:47,799 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-14 15:59:47,799 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-14 15:59:47,799 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-14 15:59:47,800 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-14 15:59:47,800 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-14 15:59:47,800 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-14 15:59:47,800 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-14 15:59:47,800 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-14 15:59:47,801 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-14 15:59:47,801 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-14 15:59:47,801 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-14 15:59:47,801 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-14 15:59:47,802 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-14 15:59:47,802 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-14 15:59:47,802 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-14 15:59:47,802 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-09-14 15:59:47,802 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-14 15:59:47,803 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-14 15:59:47,803 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-14 15:59:47,803 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-14 15:59:47,803 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-14 15:59:47,847 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-14 15:59:47,864 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-14 15:59:47,870 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-14 15:59:47,872 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-14 15:59:47,872 INFO L276 PluginConnector]: CDTParser initialized [2018-09-14 15:59:47,873 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label56_true-unreach-call_false-termination.c [2018-09-14 15:59:48,242 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d9faedf0/2cb0f5e040a94b88881dd6306847df0d/FLAGa0350c933 [2018-09-14 15:59:48,505 INFO L277 CDTParser]: Found 1 translation units. [2018-09-14 15:59:48,509 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label56_true-unreach-call_false-termination.c [2018-09-14 15:59:48,527 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d9faedf0/2cb0f5e040a94b88881dd6306847df0d/FLAGa0350c933 [2018-09-14 15:59:48,543 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d9faedf0/2cb0f5e040a94b88881dd6306847df0d [2018-09-14 15:59:48,554 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-14 15:59:48,557 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-14 15:59:48,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-14 15:59:48,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-14 15:59:48,566 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-14 15:59:48,567 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 03:59:48" (1/1) ... [2018-09-14 15:59:48,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72b0699e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:48, skipping insertion in model container [2018-09-14 15:59:48,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 03:59:48" (1/1) ... [2018-09-14 15:59:48,583 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-14 15:59:49,072 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-14 15:59:49,097 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-14 15:59:49,187 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-14 15:59:49,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:49 WrapperNode [2018-09-14 15:59:49,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-14 15:59:49,226 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-14 15:59:49,227 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-14 15:59:49,227 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-14 15:59:49,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:49" (1/1) ... [2018-09-14 15:59:49,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:49" (1/1) ... [2018-09-14 15:59:49,315 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-14 15:59:49,316 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-14 15:59:49,316 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-14 15:59:49,316 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-14 15:59:49,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:49" (1/1) ... [2018-09-14 15:59:49,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:49" (1/1) ... [2018-09-14 15:59:49,454 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:49" (1/1) ... [2018-09-14 15:59:49,454 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:49" (1/1) ... [2018-09-14 15:59:49,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:49" (1/1) ... [2018-09-14 15:59:49,500 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:49" (1/1) ... [2018-09-14 15:59:49,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:49" (1/1) ... [2018-09-14 15:59:49,519 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-14 15:59:49,519 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-14 15:59:49,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-14 15:59:49,522 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-14 15:59:49,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:49" (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 [2018-09-14 15:59:49,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-14 15:59:49,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-14 15:59:49,595 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-14 15:59:49,595 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-14 15:59:49,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-14 15:59:49,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-14 15:59:49,595 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-14 15:59:49,595 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-14 15:59:52,810 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-14 15:59:52,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 03:59:52 BoogieIcfgContainer [2018-09-14 15:59:52,811 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-14 15:59:52,817 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-14 15:59:52,818 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-14 15:59:52,823 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-14 15:59:52,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.09 03:59:48" (1/3) ... [2018-09-14 15:59:52,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@538a16e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.09 03:59:52, skipping insertion in model container [2018-09-14 15:59:52,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:59:49" (2/3) ... [2018-09-14 15:59:52,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@538a16e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.09 03:59:52, skipping insertion in model container [2018-09-14 15:59:52,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 03:59:52" (3/3) ... [2018-09-14 15:59:52,828 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label56_true-unreach-call_false-termination.c [2018-09-14 15:59:52,839 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-14 15:59:52,854 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-14 15:59:52,923 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-14 15:59:52,924 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-14 15:59:52,924 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-14 15:59:52,924 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-14 15:59:52,925 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-14 15:59:52,925 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-14 15:59:52,925 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-14 15:59:52,925 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-14 15:59:52,926 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-14 15:59:52,964 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-09-14 15:59:52,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-14 15:59:52,984 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:59:52,988 INFO L376 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] [2018-09-14 15:59:52,989 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:59:52,996 INFO L82 PathProgramCache]: Analyzing trace with hash -1901339872, now seen corresponding path program 1 times [2018-09-14 15:59:52,999 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:59:53,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:53,061 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:53,062 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:53,062 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:59:53,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:53,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:53,711 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:59:53,712 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-14 15:59:53,712 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:59:53,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-14 15:59:53,735 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-14 15:59:53,736 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-14 15:59:53,739 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-09-14 15:59:55,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:59:55,548 INFO L93 Difference]: Finished difference Result 621 states and 1059 transitions. [2018-09-14 15:59:55,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-14 15:59:55,550 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 130 [2018-09-14 15:59:55,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:59:55,571 INFO L225 Difference]: With dead ends: 621 [2018-09-14 15:59:55,571 INFO L226 Difference]: Without dead ends: 382 [2018-09-14 15:59:55,578 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 [2018-09-14 15:59:55,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2018-09-14 15:59:55,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 382. [2018-09-14 15:59:55,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2018-09-14 15:59:55,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 608 transitions. [2018-09-14 15:59:55,679 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 608 transitions. Word has length 130 [2018-09-14 15:59:55,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:59:55,681 INFO L480 AbstractCegarLoop]: Abstraction has 382 states and 608 transitions. [2018-09-14 15:59:55,681 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-14 15:59:55,681 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 608 transitions. [2018-09-14 15:59:55,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-14 15:59:55,692 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:59:55,700 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:59:55,700 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:59:55,701 INFO L82 PathProgramCache]: Analyzing trace with hash 1819679469, now seen corresponding path program 1 times [2018-09-14 15:59:55,701 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:59:55,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:55,703 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:55,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:55,703 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:59:55,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:56,200 WARN L178 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-09-14 15:59:56,315 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:56,316 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:59:56,316 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-14 15:59:56,316 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:59:56,318 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-14 15:59:56,318 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-14 15:59:56,318 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 15:59:56,319 INFO L87 Difference]: Start difference. First operand 382 states and 608 transitions. Second operand 5 states. [2018-09-14 15:59:57,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:59:57,789 INFO L93 Difference]: Finished difference Result 903 states and 1497 transitions. [2018-09-14 15:59:57,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-14 15:59:57,789 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 139 [2018-09-14 15:59:57,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:59:57,797 INFO L225 Difference]: With dead ends: 903 [2018-09-14 15:59:57,797 INFO L226 Difference]: Without dead ends: 381 [2018-09-14 15:59:57,803 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 15:59:57,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2018-09-14 15:59:57,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 381. [2018-09-14 15:59:57,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2018-09-14 15:59:57,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 602 transitions. [2018-09-14 15:59:57,829 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 602 transitions. Word has length 139 [2018-09-14 15:59:57,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:59:57,830 INFO L480 AbstractCegarLoop]: Abstraction has 381 states and 602 transitions. [2018-09-14 15:59:57,830 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-14 15:59:57,830 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 602 transitions. [2018-09-14 15:59:57,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-14 15:59:57,833 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:59:57,833 INFO L376 BasicCegarLoop]: trace histogram [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] [2018-09-14 15:59:57,834 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:59:57,834 INFO L82 PathProgramCache]: Analyzing trace with hash 484067553, now seen corresponding path program 1 times [2018-09-14 15:59:57,834 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:59:57,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:57,836 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:59:57,836 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:59:57,836 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:59:57,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:59:58,295 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:59:58,296 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:59:58,296 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-14 15:59:58,297 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:59:58,297 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-14 15:59:58,297 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-14 15:59:58,298 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 15:59:58,298 INFO L87 Difference]: Start difference. First operand 381 states and 602 transitions. Second operand 5 states. [2018-09-14 16:00:00,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 16:00:00,124 INFO L93 Difference]: Finished difference Result 901 states and 1482 transitions. [2018-09-14 16:00:00,124 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-14 16:00:00,125 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 145 [2018-09-14 16:00:00,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 16:00:00,130 INFO L225 Difference]: With dead ends: 901 [2018-09-14 16:00:00,130 INFO L226 Difference]: Without dead ends: 380 [2018-09-14 16:00:00,133 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 16:00:00,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2018-09-14 16:00:00,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2018-09-14 16:00:00,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-09-14 16:00:00,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 594 transitions. [2018-09-14 16:00:00,170 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 594 transitions. Word has length 145 [2018-09-14 16:00:00,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 16:00:00,171 INFO L480 AbstractCegarLoop]: Abstraction has 380 states and 594 transitions. [2018-09-14 16:00:00,171 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-14 16:00:00,171 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 594 transitions. [2018-09-14 16:00:00,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-09-14 16:00:00,175 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 16:00:00,175 INFO L376 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] [2018-09-14 16:00:00,176 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 16:00:00,176 INFO L82 PathProgramCache]: Analyzing trace with hash 191966186, now seen corresponding path program 1 times [2018-09-14 16:00:00,176 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 16:00:00,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:00,177 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:00,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:00,178 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 16:00:00,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:00,338 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:00:00,338 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 16:00:00,339 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-14 16:00:00,339 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 16:00:00,339 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-14 16:00:00,339 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-14 16:00:00,340 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-14 16:00:00,340 INFO L87 Difference]: Start difference. First operand 380 states and 594 transitions. Second operand 6 states. [2018-09-14 16:00:02,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 16:00:02,795 INFO L93 Difference]: Finished difference Result 1193 states and 1942 transitions. [2018-09-14 16:00:02,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-14 16:00:02,795 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 153 [2018-09-14 16:00:02,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 16:00:02,801 INFO L225 Difference]: With dead ends: 1193 [2018-09-14 16:00:02,801 INFO L226 Difference]: Without dead ends: 819 [2018-09-14 16:00:02,803 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 [2018-09-14 16:00:02,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 819 states. [2018-09-14 16:00:02,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 819 to 807. [2018-09-14 16:00:02,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 807 states. [2018-09-14 16:00:02,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 807 states and 1208 transitions. [2018-09-14 16:00:02,836 INFO L78 Accepts]: Start accepts. Automaton has 807 states and 1208 transitions. Word has length 153 [2018-09-14 16:00:02,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 16:00:02,836 INFO L480 AbstractCegarLoop]: Abstraction has 807 states and 1208 transitions. [2018-09-14 16:00:02,836 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-14 16:00:02,836 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1208 transitions. [2018-09-14 16:00:02,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-09-14 16:00:02,840 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 16:00:02,840 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 16:00:02,841 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 16:00:02,841 INFO L82 PathProgramCache]: Analyzing trace with hash -684578330, now seen corresponding path program 1 times [2018-09-14 16:00:02,841 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 16:00:02,842 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:02,842 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:02,842 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:02,842 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 16:00:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:03,251 WARN L178 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-09-14 16:00:03,476 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-09-14 16:00:03,528 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:00:03,528 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 16:00:03,529 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-14 16:00:03,529 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 16:00:03,529 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-14 16:00:03,529 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-14 16:00:03,530 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 16:00:03,530 INFO L87 Difference]: Start difference. First operand 807 states and 1208 transitions. Second operand 5 states. [2018-09-14 16:00:04,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 16:00:04,678 INFO L93 Difference]: Finished difference Result 1753 states and 2669 transitions. [2018-09-14 16:00:04,680 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-14 16:00:04,680 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 155 [2018-09-14 16:00:04,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 16:00:04,692 INFO L225 Difference]: With dead ends: 1753 [2018-09-14 16:00:04,692 INFO L226 Difference]: Without dead ends: 804 [2018-09-14 16:00:04,695 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 16:00:04,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2018-09-14 16:00:04,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 804. [2018-09-14 16:00:04,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 804 states. [2018-09-14 16:00:04,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 804 states and 1190 transitions. [2018-09-14 16:00:04,737 INFO L78 Accepts]: Start accepts. Automaton has 804 states and 1190 transitions. Word has length 155 [2018-09-14 16:00:04,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 16:00:04,737 INFO L480 AbstractCegarLoop]: Abstraction has 804 states and 1190 transitions. [2018-09-14 16:00:04,737 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-14 16:00:04,738 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1190 transitions. [2018-09-14 16:00:04,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-09-14 16:00:04,741 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 16:00:04,741 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 16:00:04,741 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 16:00:04,742 INFO L82 PathProgramCache]: Analyzing trace with hash 1228371938, now seen corresponding path program 1 times [2018-09-14 16:00:04,742 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 16:00:04,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:04,743 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:04,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:04,743 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 16:00:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:05,046 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:00:05,046 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 16:00:05,046 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-14 16:00:05,047 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 16:00:05,047 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-14 16:00:05,047 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-14 16:00:05,047 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 16:00:05,048 INFO L87 Difference]: Start difference. First operand 804 states and 1190 transitions. Second operand 5 states. [2018-09-14 16:00:06,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 16:00:06,330 INFO L93 Difference]: Finished difference Result 1747 states and 2630 transitions. [2018-09-14 16:00:06,333 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-14 16:00:06,333 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 157 [2018-09-14 16:00:06,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 16:00:06,338 INFO L225 Difference]: With dead ends: 1747 [2018-09-14 16:00:06,338 INFO L226 Difference]: Without dead ends: 801 [2018-09-14 16:00:06,342 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 16:00:06,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2018-09-14 16:00:06,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 801. [2018-09-14 16:00:06,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 801 states. [2018-09-14 16:00:06,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 801 states and 1169 transitions. [2018-09-14 16:00:06,366 INFO L78 Accepts]: Start accepts. Automaton has 801 states and 1169 transitions. Word has length 157 [2018-09-14 16:00:06,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 16:00:06,367 INFO L480 AbstractCegarLoop]: Abstraction has 801 states and 1169 transitions. [2018-09-14 16:00:06,367 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-14 16:00:06,367 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1169 transitions. [2018-09-14 16:00:06,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-09-14 16:00:06,371 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 16:00:06,371 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 16:00:06,372 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 16:00:06,372 INFO L82 PathProgramCache]: Analyzing trace with hash -977337382, now seen corresponding path program 1 times [2018-09-14 16:00:06,372 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 16:00:06,373 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:06,373 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:06,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:06,374 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 16:00:06,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:06,590 WARN L178 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-14 16:00:07,020 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:00:07,021 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 16:00:07,021 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-14 16:00:07,021 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 16:00:07,021 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-14 16:00:07,022 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-14 16:00:07,022 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-14 16:00:07,022 INFO L87 Difference]: Start difference. First operand 801 states and 1169 transitions. Second operand 6 states. [2018-09-14 16:00:08,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 16:00:08,326 INFO L93 Difference]: Finished difference Result 2381 states and 3621 transitions. [2018-09-14 16:00:08,326 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-14 16:00:08,326 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 161 [2018-09-14 16:00:08,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 16:00:08,336 INFO L225 Difference]: With dead ends: 2381 [2018-09-14 16:00:08,336 INFO L226 Difference]: Without dead ends: 1586 [2018-09-14 16:00:08,341 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-09-14 16:00:08,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1586 states. [2018-09-14 16:00:08,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1586 to 1558. [2018-09-14 16:00:08,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1558 states. [2018-09-14 16:00:08,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1558 states and 2225 transitions. [2018-09-14 16:00:08,387 INFO L78 Accepts]: Start accepts. Automaton has 1558 states and 2225 transitions. Word has length 161 [2018-09-14 16:00:08,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 16:00:08,388 INFO L480 AbstractCegarLoop]: Abstraction has 1558 states and 2225 transitions. [2018-09-14 16:00:08,388 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-14 16:00:08,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 2225 transitions. [2018-09-14 16:00:08,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-09-14 16:00:08,394 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 16:00:08,394 INFO L376 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] [2018-09-14 16:00:08,394 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 16:00:08,394 INFO L82 PathProgramCache]: Analyzing trace with hash 1994030385, now seen corresponding path program 1 times [2018-09-14 16:00:08,395 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 16:00:08,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:08,396 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:08,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:08,396 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 16:00:08,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:08,653 WARN L178 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 4 [2018-09-14 16:00:08,791 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 26 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:00:08,791 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 16:00:08,792 INFO L197 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 [2018-09-14 16:00:08,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:08,801 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 16:00:08,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:08,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 16:00:09,021 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-14 16:00:09,022 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 16:00:09,361 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-14 16:00:09,384 INFO L313 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-09-14 16:00:09,384 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [9] total 10 [2018-09-14 16:00:09,385 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 16:00:09,385 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-14 16:00:09,386 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-14 16:00:09,386 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-09-14 16:00:09,386 INFO L87 Difference]: Start difference. First operand 1558 states and 2225 transitions. Second operand 3 states. [2018-09-14 16:00:11,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 16:00:11,035 INFO L93 Difference]: Finished difference Result 4406 states and 6474 transitions. [2018-09-14 16:00:11,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-14 16:00:11,037 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 167 [2018-09-14 16:00:11,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 16:00:11,044 INFO L225 Difference]: With dead ends: 4406 [2018-09-14 16:00:11,045 INFO L226 Difference]: Without dead ends: 1398 [2018-09-14 16:00:11,058 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 345 GetRequests, 334 SyntacticMatches, 3 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-09-14 16:00:11,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1398 states. [2018-09-14 16:00:11,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1398 to 1396. [2018-09-14 16:00:11,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1396 states. [2018-09-14 16:00:11,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1396 states and 1807 transitions. [2018-09-14 16:00:11,094 INFO L78 Accepts]: Start accepts. Automaton has 1396 states and 1807 transitions. Word has length 167 [2018-09-14 16:00:11,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 16:00:11,095 INFO L480 AbstractCegarLoop]: Abstraction has 1396 states and 1807 transitions. [2018-09-14 16:00:11,095 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-14 16:00:11,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 1807 transitions. [2018-09-14 16:00:11,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-09-14 16:00:11,101 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 16:00:11,101 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-09-14 16:00:11,102 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 16:00:11,102 INFO L82 PathProgramCache]: Analyzing trace with hash -396743574, now seen corresponding path program 1 times [2018-09-14 16:00:11,102 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 16:00:11,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:11,103 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:11,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:11,103 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 16:00:11,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:11,317 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 73 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:00:11,317 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 16:00:11,317 INFO L197 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 [2018-09-14 16:00:11,325 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:11,326 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 16:00:11,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:11,410 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 16:00:11,516 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-14 16:00:11,516 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 16:00:11,618 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-14 16:00:11,640 INFO L313 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-09-14 16:00:11,640 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 8 [2018-09-14 16:00:11,640 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 16:00:11,641 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-14 16:00:11,641 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-14 16:00:11,642 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-09-14 16:00:11,642 INFO L87 Difference]: Start difference. First operand 1396 states and 1807 transitions. Second operand 3 states. [2018-09-14 16:00:12,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 16:00:12,574 INFO L93 Difference]: Finished difference Result 3410 states and 4461 transitions. [2018-09-14 16:00:12,577 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-14 16:00:12,577 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 199 [2018-09-14 16:00:12,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 16:00:12,588 INFO L225 Difference]: With dead ends: 3410 [2018-09-14 16:00:12,589 INFO L226 Difference]: Without dead ends: 2020 [2018-09-14 16:00:12,593 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 403 GetRequests, 397 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-09-14 16:00:12,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2020 states. [2018-09-14 16:00:12,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2020 to 2018. [2018-09-14 16:00:12,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2018 states. [2018-09-14 16:00:12,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 2018 states and 2514 transitions. [2018-09-14 16:00:12,656 INFO L78 Accepts]: Start accepts. Automaton has 2018 states and 2514 transitions. Word has length 199 [2018-09-14 16:00:12,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 16:00:12,657 INFO L480 AbstractCegarLoop]: Abstraction has 2018 states and 2514 transitions. [2018-09-14 16:00:12,657 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-14 16:00:12,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 2514 transitions. [2018-09-14 16:00:12,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-09-14 16:00:12,665 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 16:00:12,665 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-09-14 16:00:12,665 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 16:00:12,666 INFO L82 PathProgramCache]: Analyzing trace with hash 1370846630, now seen corresponding path program 1 times [2018-09-14 16:00:12,666 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 16:00:12,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:12,667 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:12,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:12,667 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 16:00:12,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:12,965 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-14 16:00:12,965 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 16:00:12,966 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-14 16:00:12,966 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 16:00:12,967 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-14 16:00:12,967 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-14 16:00:12,967 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-14 16:00:12,968 INFO L87 Difference]: Start difference. First operand 2018 states and 2514 transitions. Second operand 4 states. [2018-09-14 16:00:14,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 16:00:14,461 INFO L93 Difference]: Finished difference Result 4323 states and 5441 transitions. [2018-09-14 16:00:14,461 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-14 16:00:14,461 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 214 [2018-09-14 16:00:14,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 16:00:14,462 INFO L225 Difference]: With dead ends: 4323 [2018-09-14 16:00:14,462 INFO L226 Difference]: Without dead ends: 0 [2018-09-14 16:00:14,473 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-14 16:00:14,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-14 16:00:14,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-14 16:00:14,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-14 16:00:14,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-14 16:00:14,474 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 214 [2018-09-14 16:00:14,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 16:00:14,474 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-14 16:00:14,474 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-14 16:00:14,474 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-14 16:00:14,475 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-14 16:00:14,480 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-14 16:00:14,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:14,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:14,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:14,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:00:14,693 WARN L178 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 13 [2018-09-14 16:00:15,279 WARN L178 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 62 [2018-09-14 16:00:15,436 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-14 16:00:15,436 INFO L422 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= |old(~a25~0)| ~a25~0)) [2018-09-14 16:00:15,436 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-14 16:00:15,437 INFO L426 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,437 INFO L426 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,437 INFO L426 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,437 INFO L426 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,437 INFO L426 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,437 INFO L426 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-09-14 16:00:15,437 INFO L426 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-09-14 16:00:15,438 INFO L426 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-09-14 16:00:15,438 INFO L426 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-09-14 16:00:15,438 INFO L426 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-09-14 16:00:15,438 INFO L426 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-09-14 16:00:15,438 INFO L426 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-09-14 16:00:15,438 INFO L426 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-09-14 16:00:15,438 INFO L426 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-09-14 16:00:15,438 INFO L426 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-09-14 16:00:15,438 INFO L426 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-09-14 16:00:15,439 INFO L426 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-09-14 16:00:15,439 INFO L426 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-09-14 16:00:15,439 INFO L426 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 541) no Hoare annotation was computed. [2018-09-14 16:00:15,439 INFO L426 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,439 INFO L426 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,439 INFO L426 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,439 INFO L426 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,439 INFO L426 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-09-14 16:00:15,439 INFO L426 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,439 INFO L426 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-09-14 16:00:15,439 INFO L426 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-09-14 16:00:15,439 INFO L426 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-09-14 16:00:15,440 INFO L426 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-09-14 16:00:15,440 INFO L426 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-09-14 16:00:15,440 INFO L426 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-09-14 16:00:15,440 INFO L426 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-09-14 16:00:15,440 INFO L426 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-09-14 16:00:15,440 INFO L426 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-09-14 16:00:15,440 INFO L426 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-09-14 16:00:15,440 INFO L426 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-09-14 16:00:15,440 INFO L426 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-09-14 16:00:15,440 INFO L426 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-09-14 16:00:15,441 INFO L426 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-09-14 16:00:15,441 INFO L426 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-09-14 16:00:15,441 INFO L426 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,441 INFO L426 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,441 INFO L426 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,441 INFO L426 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,441 INFO L426 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,441 INFO L426 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-09-14 16:00:15,441 INFO L426 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-09-14 16:00:15,441 INFO L426 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-09-14 16:00:15,442 INFO L426 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-09-14 16:00:15,442 INFO L426 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-09-14 16:00:15,442 INFO L426 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-09-14 16:00:15,442 INFO L426 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-09-14 16:00:15,442 INFO L426 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-09-14 16:00:15,442 INFO L426 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-09-14 16:00:15,442 INFO L426 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-09-14 16:00:15,442 INFO L426 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-09-14 16:00:15,442 INFO L426 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,443 INFO L426 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,443 INFO L426 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,443 INFO L426 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,443 INFO L426 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,443 INFO L426 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-09-14 16:00:15,443 INFO L426 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-09-14 16:00:15,443 INFO L426 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-09-14 16:00:15,443 INFO L426 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-09-14 16:00:15,443 INFO L426 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-09-14 16:00:15,444 INFO L426 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-09-14 16:00:15,444 INFO L426 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-09-14 16:00:15,444 INFO L426 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-09-14 16:00:15,444 INFO L426 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-09-14 16:00:15,444 INFO L426 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-09-14 16:00:15,444 INFO L426 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-09-14 16:00:15,444 INFO L426 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-09-14 16:00:15,444 INFO L426 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-09-14 16:00:15,444 INFO L426 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,444 INFO L426 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,444 INFO L426 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,444 INFO L426 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,445 INFO L426 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,445 INFO L426 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-09-14 16:00:15,445 INFO L426 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-09-14 16:00:15,445 INFO L426 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-09-14 16:00:15,445 INFO L426 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-09-14 16:00:15,445 INFO L426 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-09-14 16:00:15,445 INFO L426 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-09-14 16:00:15,445 INFO L426 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-09-14 16:00:15,445 INFO L426 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-09-14 16:00:15,445 INFO L426 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-09-14 16:00:15,445 INFO L426 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-09-14 16:00:15,446 INFO L426 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-09-14 16:00:15,446 INFO L426 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-09-14 16:00:15,446 INFO L426 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-09-14 16:00:15,446 INFO L426 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-09-14 16:00:15,446 INFO L426 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-09-14 16:00:15,446 INFO L426 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-09-14 16:00:15,446 INFO L426 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,446 INFO L426 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,446 INFO L426 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,446 INFO L426 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,446 INFO L426 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-09-14 16:00:15,446 INFO L426 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,447 INFO L426 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-09-14 16:00:15,447 INFO L426 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,447 INFO L426 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-09-14 16:00:15,447 INFO L426 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-09-14 16:00:15,447 INFO L426 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-09-14 16:00:15,447 INFO L426 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,447 INFO L426 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,447 INFO L426 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-09-14 16:00:15,447 INFO L426 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-09-14 16:00:15,448 INFO L426 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-09-14 16:00:15,448 INFO L426 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-09-14 16:00:15,448 INFO L426 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-09-14 16:00:15,448 INFO L426 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-09-14 16:00:15,448 INFO L426 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-09-14 16:00:15,448 INFO L426 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-09-14 16:00:15,448 INFO L426 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-09-14 16:00:15,448 INFO L426 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-09-14 16:00:15,448 INFO L426 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-09-14 16:00:15,448 INFO L426 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,449 INFO L426 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,449 INFO L426 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,449 INFO L426 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,449 INFO L426 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,449 INFO L426 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,449 INFO L426 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-09-14 16:00:15,449 INFO L426 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-09-14 16:00:15,449 INFO L426 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-09-14 16:00:15,450 INFO L426 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-09-14 16:00:15,450 INFO L426 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-09-14 16:00:15,450 INFO L426 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-09-14 16:00:15,450 INFO L426 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-09-14 16:00:15,450 INFO L426 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-09-14 16:00:15,450 INFO L426 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-09-14 16:00:15,450 INFO L426 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-09-14 16:00:15,450 INFO L426 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-09-14 16:00:15,450 INFO L426 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,451 INFO L426 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,451 INFO L426 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,451 INFO L426 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,451 INFO L426 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,451 INFO L426 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,451 INFO L426 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-09-14 16:00:15,451 INFO L426 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-09-14 16:00:15,451 INFO L426 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-09-14 16:00:15,451 INFO L426 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-09-14 16:00:15,451 INFO L426 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-09-14 16:00:15,451 INFO L426 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-09-14 16:00:15,451 INFO L426 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-09-14 16:00:15,451 INFO L426 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-09-14 16:00:15,451 INFO L426 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-09-14 16:00:15,451 INFO L426 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-09-14 16:00:15,452 INFO L426 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-09-14 16:00:15,452 INFO L426 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-09-14 16:00:15,452 INFO L426 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-09-14 16:00:15,452 INFO L426 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-09-14 16:00:15,452 INFO L426 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,452 INFO L426 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,452 INFO L426 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,452 INFO L422 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse15 (= |old(~a28~0)| ~a28~0)) (.cse10 (= |old(~a25~0)| ~a25~0)) (.cse12 (= 1 |old(~a11~0)|)) (.cse13 (= 1 |old(~a19~0)|)) (.cse14 (= 1 |old(~a25~0)|))) (let ((.cse8 (= 10 |old(~a28~0)|)) (.cse1 (not (= 7 |old(~a28~0)|))) (.cse2 (not .cse14)) (.cse3 (not .cse13)) (.cse11 (not (= 8 |old(~a17~0)|))) (.cse5 (= 1 ~a11~0)) (.cse9 (= 8 ~a17~0)) (.cse6 (= 1 ~a19~0)) (.cse4 (not .cse12)) (.cse7 (and .cse15 .cse10)) (.cse0 (not (= 1 ~a21~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (and .cse5 (= 7 ~a17~0) .cse6) (not (= 7 |old(~a17~0)|))) (or .cse0 .cse7 .cse8) (or (and .cse5 .cse9 .cse6 .cse10 (= 10 ~a28~0)) .cse0 (not .cse8) .cse2 .cse3 .cse11 .cse4) (or .cse0 .cse12 (not (= ~a11~0 1))) (or .cse13 .cse0 .cse1 .cse11 (and .cse5 .cse9 (not .cse6)) .cse4 .cse14) (or .cse0 .cse2 .cse3 .cse11 (and .cse5 .cse9 .cse6) (not (= 9 |old(~a28~0)|)) .cse4) (or .cse0 .cse12 .cse7) (or .cse0 (and .cse15 (<= ~a17~0 7) .cse10) (< 7 |old(~a17~0)|))))) [2018-09-14 16:00:15,453 INFO L426 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,453 INFO L426 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,453 INFO L426 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,453 INFO L426 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-09-14 16:00:15,453 INFO L426 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-09-14 16:00:15,453 INFO L426 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-09-14 16:00:15,453 INFO L426 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-09-14 16:00:15,453 INFO L426 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-09-14 16:00:15,453 INFO L426 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-09-14 16:00:15,454 INFO L426 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-09-14 16:00:15,454 INFO L426 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-09-14 16:00:15,454 INFO L426 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-09-14 16:00:15,454 INFO L426 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-09-14 16:00:15,454 INFO L426 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-09-14 16:00:15,454 INFO L426 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-09-14 16:00:15,454 INFO L426 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-09-14 16:00:15,454 INFO L426 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,454 INFO L426 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,455 INFO L426 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,455 INFO L426 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,455 INFO L426 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,455 INFO L426 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,455 INFO L426 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-09-14 16:00:15,455 INFO L426 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-09-14 16:00:15,455 INFO L426 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-09-14 16:00:15,455 INFO L426 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-09-14 16:00:15,455 INFO L426 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-09-14 16:00:15,456 INFO L426 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-09-14 16:00:15,456 INFO L426 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-09-14 16:00:15,456 INFO L426 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-09-14 16:00:15,456 INFO L426 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-09-14 16:00:15,456 INFO L426 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-09-14 16:00:15,456 INFO L426 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-09-14 16:00:15,456 INFO L426 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-09-14 16:00:15,456 INFO L426 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-09-14 16:00:15,456 INFO L426 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-09-14 16:00:15,456 INFO L426 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-09-14 16:00:15,457 INFO L426 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-09-14 16:00:15,457 INFO L426 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,457 INFO L426 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,457 INFO L426 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,457 INFO L426 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,457 INFO L426 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 16:00:15,457 INFO L426 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-09-14 16:00:15,457 INFO L426 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-09-14 16:00:15,457 INFO L426 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-09-14 16:00:15,457 INFO L426 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-09-14 16:00:15,458 INFO L426 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-09-14 16:00:15,458 INFO L426 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-09-14 16:00:15,458 INFO L426 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-09-14 16:00:15,458 INFO L426 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-09-14 16:00:15,458 INFO L426 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-09-14 16:00:15,458 INFO L426 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-09-14 16:00:15,458 INFO L426 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-09-14 16:00:15,458 INFO L426 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-09-14 16:00:15,458 INFO L426 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-09-14 16:00:15,458 INFO L426 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-09-14 16:00:15,459 INFO L426 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-09-14 16:00:15,459 INFO L426 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-09-14 16:00:15,459 INFO L426 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-09-14 16:00:15,459 INFO L426 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-09-14 16:00:15,459 INFO L426 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-09-14 16:00:15,459 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-14 16:00:15,459 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a28~0 7) (not (= ~a25~0 1)) (= ~a21~0 1) (not (= ~a11~0 1))) [2018-09-14 16:00:15,459 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-14 16:00:15,460 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-14 16:00:15,460 INFO L422 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (< 7 |old(~a28~0)|) (= 1 |old(~a11~0)|) (and (= |old(~a28~0)| ~a28~0) (= |old(~a25~0)| ~a25~0) (not (= ~a11~0 1))) (= 1 |old(~a25~0)|)) [2018-09-14 16:00:15,460 INFO L426 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-09-14 16:00:15,460 INFO L422 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (or (not (= 1 ~a21~0)) (< 7 |old(~a28~0)|) (not (= 10 ~a28~0)) (not (= ~a11~0 1)) (<= ~a17~0 7) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and (= 1 ~a25~0) (= 8 ~a17~0) (= 1 ~a19~0))) [2018-09-14 16:00:15,460 INFO L426 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-09-14 16:00:15,460 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-09-14 16:00:15,460 INFO L422 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (or (not (= 1 ~a21~0)) (< 7 |old(~a28~0)|) (not (= 10 ~a28~0)) (not (= ~a11~0 1)) (<= ~a17~0 7) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and (= 1 ~a25~0) (= 8 ~a17~0) (= 1 ~a19~0))) [2018-09-14 16:00:15,460 INFO L426 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-09-14 16:00:15,461 INFO L426 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-09-14 16:00:15,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.09 04:00:15 BoogieIcfgContainer [2018-09-14 16:00:15,476 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-14 16:00:15,477 INFO L168 Benchmark]: Toolchain (without parser) took 26922.25 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.1 GB). Free memory was 1.4 GB in the beginning and 2.4 GB in the end (delta: -945.7 MB). Peak memory consumption was 178.9 MB. Max. memory is 7.1 GB. [2018-09-14 16:00:15,478 INFO L168 Benchmark]: CDTParser took 0.64 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-14 16:00:15,479 INFO L168 Benchmark]: CACSL2BoogieTranslator took 666.89 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: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 7.1 GB. [2018-09-14 16:00:15,479 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.37 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. [2018-09-14 16:00:15,480 INFO L168 Benchmark]: Boogie Preprocessor took 202.74 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 772.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -844.8 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2018-09-14 16:00:15,481 INFO L168 Benchmark]: RCFGBuilder took 3292.43 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 107.5 MB). Peak memory consumption was 107.5 MB. Max. memory is 7.1 GB. [2018-09-14 16:00:15,482 INFO L168 Benchmark]: TraceAbstraction took 22658.59 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 351.8 MB). Free memory was 2.1 GB in the beginning and 2.4 GB in the end (delta: -242.8 MB). Peak memory consumption was 109.0 MB. Max. memory is 7.1 GB. [2018-09-14 16:00:15,487 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 666.89 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: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 89.37 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. * Boogie Preprocessor took 202.74 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 772.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -844.8 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3292.43 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 107.5 MB). Peak memory consumption was 107.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22658.59 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 351.8 MB). Free memory was 2.1 GB in the beginning and 2.4 GB in the end (delta: -242.8 MB). Peak memory consumption was 109.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 541]: 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 == a21) || 7 < \old(a28)) || !(10 == a28)) || !(a11 == 1)) || a17 <= 7) || 1 == \old(a25)) || 1 == \old(a11)) || ((1 == a25 && 8 == a17) && 1 == a19) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 22.5s OverallTime, 10 OverallIterations, 3 TraceHistogramMax, 15.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 1404 SDtfs, 4334 SDslu, 820 SDs, 0 SdLazy, 6508 SolverSat, 1359 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 808 GetRequests, 756 SyntacticMatches, 9 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2018occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 44 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 79 PreInvPairs, 131 NumberOfFragments, 328 HoareAnnotationTreeSize, 79 FomulaSimplifications, 1216 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 999 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 1986 NumberOfCodeBlocks, 1986 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2338 ConstructedInterpolants, 0 QuantifiedInterpolants, 1853010 SizeOfPredicates, 4 NumberOfNonLiveVariables, 874 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 14 InterpolantComputations, 12 PerfectInterpolantSequences, 543/564 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem02_label56_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-14_16-00-15-502.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem02_label56_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-14_16-00-15-502.csv Received shutdown request...