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_label34_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-18 10:09:25,662 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-18 10:09:25,665 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-18 10:09:25,682 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-18 10:09:25,682 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-18 10:09:25,684 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-18 10:09:25,687 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-18 10:09:25,690 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-18 10:09:25,692 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-18 10:09:25,693 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-18 10:09:25,693 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-18 10:09:25,694 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-18 10:09:25,695 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-18 10:09:25,696 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-18 10:09:25,697 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-18 10:09:25,699 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-18 10:09:25,700 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-18 10:09:25,702 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-18 10:09:25,706 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-18 10:09:25,713 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-18 10:09:25,714 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-18 10:09:25,717 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-18 10:09:25,722 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-18 10:09:25,736 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 [2018-09-18 10:09:25,768 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-18 10:09:25,768 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-18 10:09:25,769 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-18 10:09:25,769 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-18 10:09:25,769 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-18 10:09:25,770 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-18 10:09:25,770 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-18 10:09:25,770 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-18 10:09:25,770 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-18 10:09:25,770 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-18 10:09:25,771 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-18 10:09:25,771 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-18 10:09:25,772 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-18 10:09:25,773 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-18 10:09:25,773 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-18 10:09:25,773 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-18 10:09:25,773 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-18 10:09:25,774 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-18 10:09:25,774 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-18 10:09:25,774 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-18 10:09:25,774 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-18 10:09:25,776 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-18 10:09:25,776 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-18 10:09:25,777 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-18 10:09:25,777 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-18 10:09:25,777 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-18 10:09:25,777 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-18 10:09:25,778 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-18 10:09:25,778 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-09-18 10:09:25,778 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-18 10:09:25,778 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-18 10:09:25,778 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-18 10:09:25,778 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-18 10:09:25,779 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-18 10:09:25,844 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-18 10:09:25,860 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-18 10:09:25,866 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-18 10:09:25,868 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-18 10:09:25,869 INFO L276 PluginConnector]: CDTParser initialized [2018-09-18 10:09:25,870 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label34_true-unreach-call_false-termination.c [2018-09-18 10:09:26,165 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b170d2fd9/d0fb363e5e4444e5acf37e009e6eb0a7/FLAG6417d9259 [2018-09-18 10:09:26,503 INFO L277 CDTParser]: Found 1 translation units. [2018-09-18 10:09:26,504 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label34_true-unreach-call_false-termination.c [2018-09-18 10:09:26,528 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b170d2fd9/d0fb363e5e4444e5acf37e009e6eb0a7/FLAG6417d9259 [2018-09-18 10:09:26,555 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b170d2fd9/d0fb363e5e4444e5acf37e009e6eb0a7 [2018-09-18 10:09:26,566 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-18 10:09:26,569 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-18 10:09:26,571 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-18 10:09:26,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-18 10:09:26,578 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-18 10:09:26,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:09:26" (1/1) ... [2018-09-18 10:09:26,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a19ab85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:26, skipping insertion in model container [2018-09-18 10:09:26,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:09:26" (1/1) ... [2018-09-18 10:09:26,594 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-18 10:09:27,085 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 10:09:27,107 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-18 10:09:27,238 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 10:09:27,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:27 WrapperNode [2018-09-18 10:09:27,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-18 10:09:27,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-18 10:09:27,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-18 10:09:27,283 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-18 10:09:27,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:27" (1/1) ... [2018-09-18 10:09:27,320 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:27" (1/1) ... [2018-09-18 10:09:27,377 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-18 10:09:27,377 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-18 10:09:27,378 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-18 10:09:27,378 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-18 10:09:27,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:27" (1/1) ... [2018-09-18 10:09:27,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:27" (1/1) ... [2018-09-18 10:09:27,401 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:27" (1/1) ... [2018-09-18 10:09:27,401 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:27" (1/1) ... [2018-09-18 10:09:27,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:27" (1/1) ... [2018-09-18 10:09:27,584 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:27" (1/1) ... [2018-09-18 10:09:27,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:27" (1/1) ... [2018-09-18 10:09:27,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-18 10:09:27,611 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-18 10:09:27,611 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-18 10:09:27,614 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-18 10:09:27,615 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:27" (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 [2018-09-18 10:09:27,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-18 10:09:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-18 10:09:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-18 10:09:27,693 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-18 10:09:27,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-18 10:09:27,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-18 10:09:27,694 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-18 10:09:27,694 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-18 10:09:31,229 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-18 10:09:31,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:09:31 BoogieIcfgContainer [2018-09-18 10:09:31,230 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-18 10:09:31,231 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-18 10:09:31,232 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-18 10:09:31,235 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-18 10:09:31,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.09 10:09:26" (1/3) ... [2018-09-18 10:09:31,236 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43e24291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.09 10:09:31, skipping insertion in model container [2018-09-18 10:09:31,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:27" (2/3) ... [2018-09-18 10:09:31,237 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43e24291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.09 10:09:31, skipping insertion in model container [2018-09-18 10:09:31,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:09:31" (3/3) ... [2018-09-18 10:09:31,239 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label34_true-unreach-call_false-termination.c [2018-09-18 10:09:31,255 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-18 10:09:31,266 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-18 10:09:31,339 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-18 10:09:31,340 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-18 10:09:31,340 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-18 10:09:31,340 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-18 10:09:31,341 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-18 10:09:31,341 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-18 10:09:31,341 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-18 10:09:31,341 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-18 10:09:31,342 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-18 10:09:31,386 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-09-18 10:09:31,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-09-18 10:09:31,403 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:09:31,405 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] [2018-09-18 10:09:31,407 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:09:31,415 INFO L82 PathProgramCache]: Analyzing trace with hash -2048669081, now seen corresponding path program 1 times [2018-09-18 10:09:31,418 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:09:31,480 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:31,480 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:31,481 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:31,481 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:09:31,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:31,992 WARN L178 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-18 10:09:32,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:32,131 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:09:32,131 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-18 10:09:32,131 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:09:32,138 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-18 10:09:32,154 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-18 10:09:32,155 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-18 10:09:32,158 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-09-18 10:09:33,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:09:33,781 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-09-18 10:09:33,781 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-18 10:09:33,783 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 105 [2018-09-18 10:09:33,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:09:33,804 INFO L225 Difference]: With dead ends: 618 [2018-09-18 10:09:33,804 INFO L226 Difference]: Without dead ends: 379 [2018-09-18 10:09:33,812 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-18 10:09:33,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2018-09-18 10:09:33,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 379. [2018-09-18 10:09:33,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-09-18 10:09:33,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 621 transitions. [2018-09-18 10:09:33,908 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 621 transitions. Word has length 105 [2018-09-18 10:09:33,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:09:33,909 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 621 transitions. [2018-09-18 10:09:33,909 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-18 10:09:33,909 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 621 transitions. [2018-09-18 10:09:33,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-18 10:09:33,915 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:09:33,915 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:09:33,916 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:09:33,916 INFO L82 PathProgramCache]: Analyzing trace with hash -926147150, now seen corresponding path program 1 times [2018-09-18 10:09:33,916 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:09:33,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:33,918 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:33,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:33,918 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:09:33,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:34,189 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:34,189 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:09:34,190 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-18 10:09:34,190 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:09:34,192 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-18 10:09:34,192 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-18 10:09:34,192 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-18 10:09:34,193 INFO L87 Difference]: Start difference. First operand 379 states and 621 transitions. Second operand 6 states. [2018-09-18 10:09:36,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:09:36,119 INFO L93 Difference]: Finished difference Result 1231 states and 2094 transitions. [2018-09-18 10:09:36,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-09-18 10:09:36,128 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 121 [2018-09-18 10:09:36,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:09:36,139 INFO L225 Difference]: With dead ends: 1231 [2018-09-18 10:09:36,139 INFO L226 Difference]: Without dead ends: 858 [2018-09-18 10:09:36,146 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 [2018-09-18 10:09:36,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 858 states. [2018-09-18 10:09:36,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 858 to 821. [2018-09-18 10:09:36,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 821 states. [2018-09-18 10:09:36,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 821 states and 1290 transitions. [2018-09-18 10:09:36,219 INFO L78 Accepts]: Start accepts. Automaton has 821 states and 1290 transitions. Word has length 121 [2018-09-18 10:09:36,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:09:36,220 INFO L480 AbstractCegarLoop]: Abstraction has 821 states and 1290 transitions. [2018-09-18 10:09:36,220 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-18 10:09:36,220 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1290 transitions. [2018-09-18 10:09:36,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-09-18 10:09:36,231 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:09:36,231 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] [2018-09-18 10:09:36,232 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:09:36,232 INFO L82 PathProgramCache]: Analyzing trace with hash -1688257955, now seen corresponding path program 1 times [2018-09-18 10:09:36,232 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:09:36,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:36,236 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:36,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:36,236 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:09:36,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:36,440 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:36,441 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:09:36,441 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-18 10:09:36,441 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:09:36,442 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-18 10:09:36,442 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-18 10:09:36,442 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-18 10:09:36,443 INFO L87 Difference]: Start difference. First operand 821 states and 1290 transitions. Second operand 6 states. [2018-09-18 10:09:40,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:09:40,735 INFO L93 Difference]: Finished difference Result 2553 states and 4218 transitions. [2018-09-18 10:09:40,740 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-18 10:09:40,741 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 128 [2018-09-18 10:09:40,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:09:40,758 INFO L225 Difference]: With dead ends: 2553 [2018-09-18 10:09:40,759 INFO L226 Difference]: Without dead ends: 1738 [2018-09-18 10:09:40,765 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-09-18 10:09:40,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1738 states. [2018-09-18 10:09:40,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1738 to 1680. [2018-09-18 10:09:40,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1680 states. [2018-09-18 10:09:40,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1680 states and 2538 transitions. [2018-09-18 10:09:40,847 INFO L78 Accepts]: Start accepts. Automaton has 1680 states and 2538 transitions. Word has length 128 [2018-09-18 10:09:40,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:09:40,847 INFO L480 AbstractCegarLoop]: Abstraction has 1680 states and 2538 transitions. [2018-09-18 10:09:40,847 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-18 10:09:40,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 2538 transitions. [2018-09-18 10:09:40,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-09-18 10:09:40,853 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:09:40,853 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:09:40,853 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:09:40,854 INFO L82 PathProgramCache]: Analyzing trace with hash -690130107, now seen corresponding path program 1 times [2018-09-18 10:09:40,854 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:09:40,855 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:40,855 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:40,855 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:40,855 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:09:40,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:41,041 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-09-18 10:09:41,041 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:09:41,041 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 [2018-09-18 10:09:41,051 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:41,051 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:09:41,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:41,137 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:09:41,465 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:41,465 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:09:42,076 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:42,101 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:09:42,101 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-18 10:09:42,120 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:42,120 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:09:42,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:42,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:09:42,346 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-09-18 10:09:42,346 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:09:42,443 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-09-18 10:09:42,445 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 4 imperfect interpolant sequences. [2018-09-18 10:09:42,445 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 5, 5, 5] total 11 [2018-09-18 10:09:42,445 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:09:42,446 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-18 10:09:42,446 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-18 10:09:42,447 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-09-18 10:09:42,447 INFO L87 Difference]: Start difference. First operand 1680 states and 2538 transitions. Second operand 5 states. [2018-09-18 10:09:44,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:09:44,038 INFO L93 Difference]: Finished difference Result 3333 states and 5063 transitions. [2018-09-18 10:09:44,039 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-18 10:09:44,040 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 130 [2018-09-18 10:09:44,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:09:44,050 INFO L225 Difference]: With dead ends: 3333 [2018-09-18 10:09:44,050 INFO L226 Difference]: Without dead ends: 1659 [2018-09-18 10:09:44,056 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 527 GetRequests, 510 SyntacticMatches, 8 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-09-18 10:09:44,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1659 states. [2018-09-18 10:09:44,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1659 to 1651. [2018-09-18 10:09:44,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1651 states. [2018-09-18 10:09:44,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 1651 states and 2426 transitions. [2018-09-18 10:09:44,111 INFO L78 Accepts]: Start accepts. Automaton has 1651 states and 2426 transitions. Word has length 130 [2018-09-18 10:09:44,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:09:44,111 INFO L480 AbstractCegarLoop]: Abstraction has 1651 states and 2426 transitions. [2018-09-18 10:09:44,111 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-18 10:09:44,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 2426 transitions. [2018-09-18 10:09:44,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-18 10:09:44,116 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:09:44,119 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] [2018-09-18 10:09:44,119 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:09:44,119 INFO L82 PathProgramCache]: Analyzing trace with hash 1163405157, now seen corresponding path program 1 times [2018-09-18 10:09:44,119 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:09:44,120 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:44,120 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:44,121 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:44,121 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:09:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:44,447 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:44,447 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:09:44,447 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-18 10:09:44,447 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:09:44,448 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-18 10:09:44,448 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-18 10:09:44,448 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-18 10:09:44,449 INFO L87 Difference]: Start difference. First operand 1651 states and 2426 transitions. Second operand 5 states. [2018-09-18 10:09:45,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:09:45,395 INFO L93 Difference]: Finished difference Result 3183 states and 4658 transitions. [2018-09-18 10:09:45,396 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-18 10:09:45,396 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 132 [2018-09-18 10:09:45,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:09:45,404 INFO L225 Difference]: With dead ends: 3183 [2018-09-18 10:09:45,404 INFO L226 Difference]: Without dead ends: 1390 [2018-09-18 10:09:45,411 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-18 10:09:45,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1390 states. [2018-09-18 10:09:45,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1390 to 1376. [2018-09-18 10:09:45,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1376 states. [2018-09-18 10:09:45,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1376 states and 1944 transitions. [2018-09-18 10:09:45,446 INFO L78 Accepts]: Start accepts. Automaton has 1376 states and 1944 transitions. Word has length 132 [2018-09-18 10:09:45,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:09:45,447 INFO L480 AbstractCegarLoop]: Abstraction has 1376 states and 1944 transitions. [2018-09-18 10:09:45,447 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-18 10:09:45,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1944 transitions. [2018-09-18 10:09:45,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-09-18 10:09:45,451 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:09:45,451 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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] [2018-09-18 10:09:45,452 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:09:45,452 INFO L82 PathProgramCache]: Analyzing trace with hash 845220202, now seen corresponding path program 1 times [2018-09-18 10:09:45,452 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:09:45,453 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:45,453 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:45,453 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:45,453 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:09:45,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:45,604 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:45,604 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:09:45,604 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 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-18 10:09:45,613 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:45,613 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:09:45,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:45,679 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:09:45,730 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:45,731 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:09:45,855 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:45,876 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:09:45,876 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-18 10:09:45,897 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:45,897 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:09:46,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:46,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:09:46,190 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:46,190 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:09:46,280 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:46,282 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-18 10:09:46,283 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 5, 5] total 12 [2018-09-18 10:09:46,283 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-18 10:09:46,283 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-18 10:09:46,284 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-18 10:09:46,284 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2018-09-18 10:09:46,284 INFO L87 Difference]: Start difference. First operand 1376 states and 1944 transitions. Second operand 9 states. [2018-09-18 10:09:49,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:09:49,953 INFO L93 Difference]: Finished difference Result 5964 states and 10069 transitions. [2018-09-18 10:09:49,953 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-09-18 10:09:49,953 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 137 [2018-09-18 10:09:49,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:09:49,996 INFO L225 Difference]: With dead ends: 5964 [2018-09-18 10:09:49,996 INFO L226 Difference]: Without dead ends: 4594 [2018-09-18 10:09:50,020 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 568 GetRequests, 544 SyntacticMatches, 6 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=126, Invalid=254, Unknown=0, NotChecked=0, Total=380 [2018-09-18 10:09:50,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4594 states. [2018-09-18 10:09:50,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4594 to 4391. [2018-09-18 10:09:50,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4391 states. [2018-09-18 10:09:50,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4391 states to 4391 states and 6269 transitions. [2018-09-18 10:09:50,195 INFO L78 Accepts]: Start accepts. Automaton has 4391 states and 6269 transitions. Word has length 137 [2018-09-18 10:09:50,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:09:50,195 INFO L480 AbstractCegarLoop]: Abstraction has 4391 states and 6269 transitions. [2018-09-18 10:09:50,195 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-18 10:09:50,195 INFO L276 IsEmpty]: Start isEmpty. Operand 4391 states and 6269 transitions. [2018-09-18 10:09:50,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-09-18 10:09:50,208 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:09:50,209 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] [2018-09-18 10:09:50,209 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:09:50,209 INFO L82 PathProgramCache]: Analyzing trace with hash 463983725, now seen corresponding path program 1 times [2018-09-18 10:09:50,209 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:09:50,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:50,212 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:50,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:50,212 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:09:50,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:50,388 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:50,389 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:09:50,389 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-18 10:09:50,389 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:09:50,389 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-18 10:09:50,390 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-18 10:09:50,390 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-18 10:09:50,390 INFO L87 Difference]: Start difference. First operand 4391 states and 6269 transitions. Second operand 6 states. [2018-09-18 10:09:51,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:09:51,988 INFO L93 Difference]: Finished difference Result 8782 states and 12616 transitions. [2018-09-18 10:09:51,989 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-18 10:09:51,989 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 136 [2018-09-18 10:09:51,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:09:52,014 INFO L225 Difference]: With dead ends: 8782 [2018-09-18 10:09:52,015 INFO L226 Difference]: Without dead ends: 4397 [2018-09-18 10:09:52,044 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 [2018-09-18 10:09:52,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4397 states. [2018-09-18 10:09:52,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4397 to 4333. [2018-09-18 10:09:52,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4333 states. [2018-09-18 10:09:52,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4333 states to 4333 states and 5833 transitions. [2018-09-18 10:09:52,198 INFO L78 Accepts]: Start accepts. Automaton has 4333 states and 5833 transitions. Word has length 136 [2018-09-18 10:09:52,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:09:52,199 INFO L480 AbstractCegarLoop]: Abstraction has 4333 states and 5833 transitions. [2018-09-18 10:09:52,199 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-18 10:09:52,199 INFO L276 IsEmpty]: Start isEmpty. Operand 4333 states and 5833 transitions. [2018-09-18 10:09:52,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-09-18 10:09:52,213 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:09:52,213 INFO L376 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:09:52,213 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:09:52,213 INFO L82 PathProgramCache]: Analyzing trace with hash -18594182, now seen corresponding path program 1 times [2018-09-18 10:09:52,214 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:09:52,214 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:52,215 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:52,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:52,215 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:09:52,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:52,650 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 41 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:52,651 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:09:52,651 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-18 10:09:52,669 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:52,670 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:09:52,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:52,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:09:53,086 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 41 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:53,086 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:09:53,444 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 41 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:53,466 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:09:53,466 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-18 10:09:53,481 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:53,481 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:09:53,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:53,616 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:09:53,833 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 35 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:53,833 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:09:54,074 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 41 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:54,076 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-18 10:09:54,076 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 7, 5] total 16 [2018-09-18 10:09:54,077 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-18 10:09:54,077 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-18 10:09:54,077 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-18 10:09:54,078 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2018-09-18 10:09:54,079 INFO L87 Difference]: Start difference. First operand 4333 states and 5833 transitions. Second operand 9 states. [2018-09-18 10:09:58,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:09:58,567 INFO L93 Difference]: Finished difference Result 12570 states and 20137 transitions. [2018-09-18 10:09:58,567 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-09-18 10:09:58,567 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 145 [2018-09-18 10:09:58,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:09:58,568 INFO L225 Difference]: With dead ends: 12570 [2018-09-18 10:09:58,568 INFO L226 Difference]: Without dead ends: 0 [2018-09-18 10:09:58,659 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 628 GetRequests, 586 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 395 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=300, Invalid=1592, Unknown=0, NotChecked=0, Total=1892 [2018-09-18 10:09:58,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-18 10:09:58,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-18 10:09:58,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-18 10:09:58,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-18 10:09:58,661 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 145 [2018-09-18 10:09:58,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:09:58,661 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-18 10:09:58,661 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-18 10:09:58,663 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-18 10:09:58,663 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-18 10:09:58,669 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-18 10:09:59,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,199 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,249 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,256 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,303 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,388 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,520 WARN L178 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 84 [2018-09-18 10:09:59,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,573 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,609 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,645 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,679 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,716 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,741 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,856 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:09:59,920 WARN L178 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 84 [2018-09-18 10:10:00,133 WARN L178 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-09-18 10:10:01,015 WARN L178 SmtUtils]: Spent 879.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 35 [2018-09-18 10:10:06,977 WARN L178 SmtUtils]: Spent 5.94 s on a formula simplification. DAG size of input: 148 DAG size of output: 63 [2018-09-18 10:10:07,508 WARN L178 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 50 [2018-09-18 10:10:07,941 WARN L178 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 50 [2018-09-18 10:10:07,945 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-18 10:10:07,945 INFO L422 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= ~a11~0 |old(~a11~0)|) (or (not (= 9 ~a17~0)) (= 9 |old(~a17~0)|)) (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-09-18 10:10:07,945 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-18 10:10:07,945 INFO L426 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,945 INFO L426 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,945 INFO L426 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,946 INFO L426 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,946 INFO L426 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,946 INFO L426 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-09-18 10:10:07,946 INFO L426 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-09-18 10:10:07,946 INFO L426 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-09-18 10:10:07,946 INFO L426 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-09-18 10:10:07,946 INFO L426 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-09-18 10:10:07,946 INFO L426 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-09-18 10:10:07,947 INFO L426 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-09-18 10:10:07,947 INFO L426 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-09-18 10:10:07,947 INFO L426 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-09-18 10:10:07,947 INFO L426 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-09-18 10:10:07,947 INFO L426 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-09-18 10:10:07,947 INFO L426 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-09-18 10:10:07,947 INFO L426 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-09-18 10:10:07,947 INFO L426 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,947 INFO L426 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,947 INFO L426 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,947 INFO L426 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,947 INFO L426 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-09-18 10:10:07,948 INFO L426 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,948 INFO L426 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-09-18 10:10:07,948 INFO L426 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-09-18 10:10:07,948 INFO L426 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-09-18 10:10:07,948 INFO L426 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-09-18 10:10:07,948 INFO L426 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-09-18 10:10:07,948 INFO L426 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-09-18 10:10:07,948 INFO L426 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-09-18 10:10:07,948 INFO L426 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-09-18 10:10:07,948 INFO L426 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-09-18 10:10:07,948 INFO L426 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-09-18 10:10:07,948 INFO L426 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-09-18 10:10:07,949 INFO L426 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-09-18 10:10:07,949 INFO L426 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-09-18 10:10:07,949 INFO L426 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-09-18 10:10:07,949 INFO L426 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-09-18 10:10:07,949 INFO L426 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,949 INFO L426 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,949 INFO L426 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,949 INFO L426 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,949 INFO L426 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,950 INFO L426 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-09-18 10:10:07,950 INFO L426 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-09-18 10:10:07,950 INFO L426 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-09-18 10:10:07,950 INFO L426 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-09-18 10:10:07,950 INFO L426 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-09-18 10:10:07,950 INFO L426 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-09-18 10:10:07,950 INFO L426 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-09-18 10:10:07,950 INFO L426 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-09-18 10:10:07,951 INFO L426 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-09-18 10:10:07,951 INFO L426 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-09-18 10:10:07,951 INFO L426 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-09-18 10:10:07,951 INFO L426 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,951 INFO L426 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,951 INFO L426 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,951 INFO L426 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,951 INFO L426 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,951 INFO L426 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-09-18 10:10:07,952 INFO L426 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-09-18 10:10:07,952 INFO L426 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-09-18 10:10:07,952 INFO L426 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-09-18 10:10:07,952 INFO L426 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-09-18 10:10:07,952 INFO L426 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-09-18 10:10:07,952 INFO L426 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-09-18 10:10:07,952 INFO L426 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-09-18 10:10:07,952 INFO L426 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-09-18 10:10:07,952 INFO L426 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-09-18 10:10:07,953 INFO L426 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-09-18 10:10:07,953 INFO L426 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-09-18 10:10:07,953 INFO L426 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-09-18 10:10:07,953 INFO L426 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,953 INFO L426 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,954 INFO L426 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,954 INFO L426 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,955 INFO L426 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,955 INFO L426 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-09-18 10:10:07,955 INFO L426 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-09-18 10:10:07,955 INFO L426 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-09-18 10:10:07,955 INFO L426 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-09-18 10:10:07,955 INFO L426 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-09-18 10:10:07,955 INFO L426 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-09-18 10:10:07,955 INFO L426 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-09-18 10:10:07,955 INFO L426 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-09-18 10:10:07,956 INFO L426 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-09-18 10:10:07,956 INFO L426 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-09-18 10:10:07,956 INFO L426 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-09-18 10:10:07,956 INFO L426 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-09-18 10:10:07,956 INFO L426 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-09-18 10:10:07,956 INFO L426 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-09-18 10:10:07,956 INFO L426 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-09-18 10:10:07,956 INFO L426 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-09-18 10:10:07,956 INFO L426 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,956 INFO L426 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,957 INFO L426 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,957 INFO L426 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,957 INFO L426 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-09-18 10:10:07,957 INFO L426 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,957 INFO L426 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-09-18 10:10:07,957 INFO L426 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,957 INFO L426 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-09-18 10:10:07,957 INFO L426 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-09-18 10:10:07,957 INFO L426 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-09-18 10:10:07,957 INFO L426 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,958 INFO L426 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,958 INFO L426 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-09-18 10:10:07,958 INFO L426 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-09-18 10:10:07,958 INFO L426 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-09-18 10:10:07,958 INFO L426 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-09-18 10:10:07,958 INFO L426 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-09-18 10:10:07,958 INFO L426 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-09-18 10:10:07,958 INFO L426 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-09-18 10:10:07,958 INFO L426 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-09-18 10:10:07,958 INFO L426 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-09-18 10:10:07,959 INFO L426 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-09-18 10:10:07,959 INFO L426 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-09-18 10:10:07,959 INFO L426 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,959 INFO L426 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,959 INFO L426 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,959 INFO L426 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,959 INFO L426 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,959 INFO L426 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,959 INFO L426 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-09-18 10:10:07,959 INFO L426 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-09-18 10:10:07,960 INFO L426 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-09-18 10:10:07,960 INFO L426 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-09-18 10:10:07,960 INFO L426 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-09-18 10:10:07,960 INFO L426 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-09-18 10:10:07,960 INFO L426 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-09-18 10:10:07,960 INFO L426 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-09-18 10:10:07,960 INFO L426 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-09-18 10:10:07,960 INFO L426 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-09-18 10:10:07,960 INFO L426 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-09-18 10:10:07,960 INFO L426 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,961 INFO L426 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,961 INFO L426 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,961 INFO L426 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,961 INFO L426 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,961 INFO L426 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,961 INFO L426 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-09-18 10:10:07,961 INFO L426 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-09-18 10:10:07,961 INFO L426 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-09-18 10:10:07,961 INFO L426 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-09-18 10:10:07,962 INFO L426 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-09-18 10:10:07,962 INFO L426 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-09-18 10:10:07,962 INFO L426 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-09-18 10:10:07,962 INFO L426 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-09-18 10:10:07,962 INFO L426 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-09-18 10:10:07,962 INFO L426 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-09-18 10:10:07,962 INFO L426 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-09-18 10:10:07,962 INFO L426 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-09-18 10:10:07,962 INFO L426 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-09-18 10:10:07,963 INFO L426 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-09-18 10:10:07,963 INFO L426 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,963 INFO L426 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,963 INFO L426 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,963 INFO L422 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse17 (= |old(~a28~0)| ~a28~0)) (.cse16 (= 1 |old(~a25~0)|)) (.cse14 (= 9 |old(~a28~0)|)) (.cse9 (= ~a11~0 |old(~a11~0)|)) (.cse6 (not (= ~a17~0 7))) (.cse10 (= 9 ~a28~0)) (.cse11 (= ~a19~0 |old(~a19~0)|)) (.cse12 (not (= ~a17~0 9))) (.cse13 (= ~a25~0 |old(~a25~0)|))) (let ((.cse3 (and .cse9 .cse6 .cse10 .cse11 .cse12 .cse13)) (.cse4 (not .cse14)) (.cse2 (= |old(~a11~0)| |old(~a19~0)|)) (.cse8 (not .cse16)) (.cse1 (= 7 |old(~a17~0)|)) (.cse0 (not (= 1 ~a21~0))) (.cse7 (not (= 1 |old(~a19~0)|))) (.cse15 (and .cse17 .cse9 .cse11 .cse12 .cse13)) (.cse5 (= 9 |old(~a17~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse2 .cse6 .cse5) (or .cse0 .cse7 .cse3 .cse1 .cse4 .cse5) (or .cse0 .cse7 .cse1 .cse6 .cse5) (or .cse0 .cse8 (and .cse9 .cse10 .cse11 .cse12 .cse13) .cse2 .cse4 .cse5) (or .cse0 .cse14 .cse2 .cse15 .cse5 .cse16) (or .cse0 (not (= 7 |old(~a28~0)|)) .cse8 .cse7 (and (= 7 ~a28~0) (= 1 ~a11~0) (= 7 ~a17~0) (= 1 ~a19~0) (= |old(~a25~0)| ~a25~0)) (not (= 1 |old(~a11~0)|)) (not .cse1)) (or .cse0 (< 9 |old(~a28~0)|) (and .cse9 .cse12 .cse17 .cse6 .cse11 .cse13) .cse1 .cse14 .cse5) (or .cse0 .cse8 .cse1 .cse14 .cse5 (and .cse17 .cse9 .cse6 .cse11 .cse12 .cse13)) (or .cse0 .cse7 .cse14 .cse15 .cse5 .cse16)))) [2018-09-18 10:10:07,964 INFO L426 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,964 INFO L426 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,964 INFO L426 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,964 INFO L426 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-09-18 10:10:07,964 INFO L426 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-09-18 10:10:07,964 INFO L426 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-09-18 10:10:07,964 INFO L426 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-09-18 10:10:07,964 INFO L426 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-09-18 10:10:07,964 INFO L426 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-09-18 10:10:07,965 INFO L426 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-09-18 10:10:07,965 INFO L426 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-09-18 10:10:07,965 INFO L426 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-09-18 10:10:07,965 INFO L426 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-09-18 10:10:07,965 INFO L426 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-09-18 10:10:07,965 INFO L426 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-09-18 10:10:07,965 INFO L426 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-09-18 10:10:07,965 INFO L426 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 466) no Hoare annotation was computed. [2018-09-18 10:10:07,966 INFO L426 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,966 INFO L426 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,966 INFO L426 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,966 INFO L426 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,966 INFO L426 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,966 INFO L426 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,966 INFO L426 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-09-18 10:10:07,966 INFO L426 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-09-18 10:10:07,966 INFO L426 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-09-18 10:10:07,967 INFO L426 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-09-18 10:10:07,967 INFO L426 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-09-18 10:10:07,967 INFO L426 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-09-18 10:10:07,967 INFO L426 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-09-18 10:10:07,967 INFO L426 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-09-18 10:10:07,967 INFO L426 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-09-18 10:10:07,967 INFO L426 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-09-18 10:10:07,967 INFO L426 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-09-18 10:10:07,967 INFO L426 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-09-18 10:10:07,967 INFO L426 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-09-18 10:10:07,968 INFO L426 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-09-18 10:10:07,968 INFO L426 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-09-18 10:10:07,968 INFO L426 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-09-18 10:10:07,968 INFO L426 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,968 INFO L426 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,968 INFO L426 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,968 INFO L426 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,968 INFO L426 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:07,968 INFO L426 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-09-18 10:10:07,969 INFO L426 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-09-18 10:10:07,969 INFO L426 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-09-18 10:10:07,969 INFO L426 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-09-18 10:10:07,969 INFO L426 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-09-18 10:10:07,969 INFO L426 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-09-18 10:10:07,969 INFO L426 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-09-18 10:10:07,969 INFO L426 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-09-18 10:10:07,969 INFO L426 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-09-18 10:10:07,969 INFO L426 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-09-18 10:10:07,969 INFO L426 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-09-18 10:10:07,969 INFO L426 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-09-18 10:10:07,970 INFO L426 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-09-18 10:10:07,970 INFO L426 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-09-18 10:10:07,970 INFO L426 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-09-18 10:10:07,970 INFO L426 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-09-18 10:10:07,970 INFO L426 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-09-18 10:10:07,970 INFO L426 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-09-18 10:10:07,970 INFO L426 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-09-18 10:10:07,970 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-18 10:10:07,971 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a17~0 7)) (not (= ~a25~0 1)) (= 1 ~a19~0) (not (= ~a19~0 ~a11~0)) (= ~a21~0 1) (<= ~a28~0 9) (not (= ~a28~0 9)) (not (= ~a17~0 9))) [2018-09-18 10:10:07,971 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-18 10:10:07,971 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-18 10:10:07,971 INFO L422 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (< 9 |old(~a28~0)|) (and (= ~a11~0 |old(~a11~0)|) (not (= ~a17~0 9)) (= |old(~a28~0)| ~a28~0) (not (= ~a17~0 7)) (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) (not (= 1 |old(~a19~0)|)) (= 7 |old(~a17~0)|) (= 9 |old(~a28~0)|) (= |old(~a11~0)| |old(~a19~0)|) (= 9 |old(~a17~0)|) (= 1 |old(~a25~0)|)) [2018-09-18 10:10:07,971 INFO L426 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-09-18 10:10:07,971 INFO L422 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse5 (= ~a25~0 1))) (let ((.cse3 (not .cse5)) (.cse6 (= 1 ~a19~0)) (.cse1 (not (= ~a28~0 9))) (.cse0 (not (= ~a17~0 7))) (.cse4 (not (= ~a19~0 ~a11~0))) (.cse2 (not (= ~a17~0 9)))) (or (not (= 1 ~a21~0)) (and .cse0 (<= ~a28~0 9) .cse1 .cse2) (and .cse3 .cse4 .cse1 .cse2) (and .cse0 .cse5 .cse1 .cse2) (= 1 |old(~a25~0)|) (and (= 7 ~a28~0) (= 1 ~a11~0) .cse6 .cse2) (= |old(~a11~0)| |old(~a19~0)|) (= 9 |old(~a17~0)|) (and .cse3 .cse6 .cse1 .cse2) (= 7 |old(~a17~0)|) (= 9 |old(~a28~0)|) (and .cse0 (= ~a19~0 |old(~a19~0)|) .cse2) (and .cse0 .cse4 .cse2) (< 9 |old(~a28~0)|) (not (= 1 |old(~a19~0)|)) (and (= 9 ~a28~0) .cse5 .cse4 .cse2)))) [2018-09-18 10:10:07,971 INFO L426 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-09-18 10:10:07,972 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-09-18 10:10:07,972 INFO L422 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse5 (= ~a25~0 1))) (let ((.cse3 (not .cse5)) (.cse6 (= 1 ~a19~0)) (.cse1 (not (= ~a28~0 9))) (.cse0 (not (= ~a17~0 7))) (.cse4 (not (= ~a19~0 ~a11~0))) (.cse2 (not (= ~a17~0 9)))) (or (not (= 1 ~a21~0)) (and .cse0 (<= ~a28~0 9) .cse1 .cse2) (and .cse3 .cse4 .cse1 .cse2) (and .cse0 .cse5 .cse1 .cse2) (= 1 |old(~a25~0)|) (and (= 7 ~a28~0) (= 1 ~a11~0) .cse6 .cse2) (= |old(~a11~0)| |old(~a19~0)|) (= 9 |old(~a17~0)|) (and .cse3 .cse6 .cse1 .cse2) (= 7 |old(~a17~0)|) (= 9 |old(~a28~0)|) (and .cse0 (= ~a19~0 |old(~a19~0)|) .cse2) (and .cse0 .cse4 .cse2) (< 9 |old(~a28~0)|) (not (= 1 |old(~a19~0)|)) (and (= 9 ~a28~0) .cse5 .cse4 .cse2)))) [2018-09-18 10:10:07,972 INFO L426 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-09-18 10:10:07,972 INFO L426 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-09-18 10:10:07,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.09 10:10:07 BoogieIcfgContainer [2018-09-18 10:10:07,994 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-18 10:10:07,995 INFO L168 Benchmark]: Toolchain (without parser) took 41428.39 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.0 GB). Peak memory consumption was 904.5 MB. Max. memory is 7.1 GB. [2018-09-18 10:10:07,997 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-18 10:10:07,998 INFO L168 Benchmark]: CACSL2BoogieTranslator took 712.00 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-09-18 10:10:08,001 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.04 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. [2018-09-18 10:10:08,002 INFO L168 Benchmark]: Boogie Preprocessor took 233.35 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 758.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -830.0 MB). Peak memory consumption was 37.1 MB. Max. memory is 7.1 GB. [2018-09-18 10:10:08,003 INFO L168 Benchmark]: RCFGBuilder took 3619.36 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: 108.2 MB). Peak memory consumption was 108.2 MB. Max. memory is 7.1 GB. [2018-09-18 10:10:08,007 INFO L168 Benchmark]: TraceAbstraction took 36762.41 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 406.3 MB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -346.3 MB). Peak memory consumption was 835.9 MB. Max. memory is 7.1 GB. [2018-09-18 10:10:08,017 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 712.00 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 94.04 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 233.35 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 758.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -830.0 MB). Peak memory consumption was 37.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3619.36 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: 108.2 MB). Peak memory consumption was 108.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 36762.41 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 406.3 MB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -346.3 MB). Peak memory consumption was 835.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 466]: 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) || (((!(a17 == 7) && a28 <= 9) && !(a28 == 9)) && !(a17 == 9))) || (((!(a25 == 1) && !(a19 == a11)) && !(a28 == 9)) && !(a17 == 9))) || (((!(a17 == 7) && a25 == 1) && !(a28 == 9)) && !(a17 == 9))) || 1 == \old(a25)) || (((7 == a28 && 1 == a11) && 1 == a19) && !(a17 == 9))) || \old(a11) == \old(a19)) || 9 == \old(a17)) || (((!(a25 == 1) && 1 == a19) && !(a28 == 9)) && !(a17 == 9))) || 7 == \old(a17)) || 9 == \old(a28)) || ((!(a17 == 7) && a19 == \old(a19)) && !(a17 == 9))) || ((!(a17 == 7) && !(a19 == a11)) && !(a17 == 9))) || 9 < \old(a28)) || !(1 == \old(a19))) || (((9 == a28 && a25 == 1) && !(a19 == a11)) && !(a17 == 9)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 36.6s OverallTime, 8 OverallIterations, 3 TraceHistogramMax, 20.4s AutomataDifference, 0.0s DeadEndRemovalTime, 9.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 943 SDtfs, 7153 SDslu, 1297 SDs, 0 SdLazy, 9369 SolverSat, 1811 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1766 GetRequests, 1653 SyntacticMatches, 19 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 534 ImplicationChecksByTransitivity, 3.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4391occurred in iteration=6, 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: 0.6s AutomataMinimizationTime, 8 MinimizatonAttempts, 384 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 338 PreInvPairs, 746 NumberOfFragments, 736 HoareAnnotationTreeSize, 338 FomulaSimplifications, 33932 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 4507 FormulaSimplificationTreeSizeReductionInter, 7.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 1858 NumberOfCodeBlocks, 1858 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2662 ConstructedInterpolants, 0 QuantifiedInterpolants, 858034 SizeOfPredicates, 2 NumberOfNonLiveVariables, 2340 ConjunctsInSsa, 49 ConjunctsInUnsatCore, 20 InterpolantComputations, 6 PerfectInterpolantSequences, 581/615 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_label34_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-18_10-10-08-053.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem02_label34_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-18_10-10-08-053.csv Received shutdown request...