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-ToothlessTaipan_INT-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem11_label54_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-19 06:07:48,352 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-19 06:07:48,354 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-19 06:07:48,368 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-19 06:07:48,369 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-19 06:07:48,370 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-19 06:07:48,371 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-19 06:07:48,373 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-19 06:07:48,375 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-19 06:07:48,376 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-19 06:07:48,380 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-19 06:07:48,380 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-19 06:07:48,381 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-19 06:07:48,382 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-19 06:07:48,386 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-19 06:07:48,386 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-19 06:07:48,387 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-19 06:07:48,389 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-19 06:07:48,391 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-19 06:07:48,393 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-19 06:07:48,394 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-19 06:07:48,396 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-19 06:07:48,398 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-19 06:07:48,399 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-19 06:07:48,399 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-19 06:07:48,400 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-19 06:07:48,401 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-19 06:07:48,402 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-19 06:07:48,403 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-19 06:07:48,404 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-19 06:07:48,404 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-19 06:07:48,405 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-09-19 06:07:48,408 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_INT-OldIcfg.epf [2018-09-19 06:07:48,424 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-19 06:07:48,424 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-19 06:07:48,425 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-19 06:07:48,426 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-19 06:07:48,426 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-19 06:07:48,426 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-19 06:07:48,426 INFO L133 SettingsManager]: * Congruence Domain=false [2018-09-19 06:07:48,426 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-19 06:07:48,427 INFO L133 SettingsManager]: * Octagon Domain=false [2018-09-19 06:07:48,427 INFO L133 SettingsManager]: * Abstract domain=IntervalDomain [2018-09-19 06:07:48,427 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-19 06:07:48,427 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-19 06:07:48,427 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-19 06:07:48,428 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-19 06:07:48,428 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-19 06:07:48,428 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-19 06:07:48,429 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-19 06:07:48,429 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-19 06:07:48,429 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-19 06:07:48,429 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-19 06:07:48,429 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-19 06:07:48,430 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-19 06:07:48,430 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-19 06:07:48,430 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-19 06:07:48,430 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-19 06:07:48,430 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-19 06:07:48,431 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-19 06:07:48,431 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-19 06:07:48,431 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-19 06:07:48,431 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-19 06:07:48,431 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-19 06:07:48,432 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-19 06:07:48,432 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-19 06:07:48,432 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-19 06:07:48,432 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-19 06:07:48,494 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-19 06:07:48,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-19 06:07:48,510 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-19 06:07:48,513 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-19 06:07:48,513 INFO L276 PluginConnector]: CDTParser initialized [2018-09-19 06:07:48,514 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label54_true-unreach-call.c [2018-09-19 06:07:48,862 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c673cf9de/4500492805a64b1eb13ea8118ba97c25/FLAG4384f80f8 [2018-09-19 06:07:49,253 INFO L277 CDTParser]: Found 1 translation units. [2018-09-19 06:07:49,253 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem11_label54_true-unreach-call.c [2018-09-19 06:07:49,278 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c673cf9de/4500492805a64b1eb13ea8118ba97c25/FLAG4384f80f8 [2018-09-19 06:07:49,301 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c673cf9de/4500492805a64b1eb13ea8118ba97c25 [2018-09-19 06:07:49,316 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-19 06:07:49,322 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-19 06:07:49,323 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-19 06:07:49,323 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-19 06:07:49,334 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-19 06:07:49,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:07:49" (1/1) ... [2018-09-19 06:07:49,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@181c80c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:07:49, skipping insertion in model container [2018-09-19 06:07:49,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:07:49" (1/1) ... [2018-09-19 06:07:49,353 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-19 06:07:49,993 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 06:07:50,017 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-19 06:07:50,183 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 06:07:50,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:07:50 WrapperNode [2018-09-19 06:07:50,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-19 06:07:50,267 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-19 06:07:50,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-19 06:07:50,267 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-19 06:07:50,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:07:50" (1/1) ... [2018-09-19 06:07:50,307 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:07:50" (1/1) ... [2018-09-19 06:07:50,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-19 06:07:50,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-19 06:07:50,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-19 06:07:50,415 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-19 06:07:50,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:07:50" (1/1) ... [2018-09-19 06:07:50,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:07:50" (1/1) ... [2018-09-19 06:07:50,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:07:50" (1/1) ... [2018-09-19 06:07:50,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:07:50" (1/1) ... [2018-09-19 06:07:50,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:07:50" (1/1) ... [2018-09-19 06:07:50,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:07:50" (1/1) ... [2018-09-19 06:07:50,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:07:50" (1/1) ... [2018-09-19 06:07:50,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-19 06:07:50,868 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-19 06:07:50,868 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-19 06:07:50,868 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-19 06:07:50,869 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:07:50" (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 [2018-09-19 06:07:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-19 06:07:50,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-19 06:07:50,934 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-19 06:07:50,935 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-19 06:07:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-19 06:07:50,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-19 06:07:50,935 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-19 06:07:50,936 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-19 06:07:55,331 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-19 06:07:55,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:07:55 BoogieIcfgContainer [2018-09-19 06:07:55,332 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-19 06:07:55,333 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-19 06:07:55,333 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-19 06:07:55,336 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-19 06:07:55,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.09 06:07:49" (1/3) ... [2018-09-19 06:07:55,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fb7b802 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 06:07:55, skipping insertion in model container [2018-09-19 06:07:55,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:07:50" (2/3) ... [2018-09-19 06:07:55,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fb7b802 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 06:07:55, skipping insertion in model container [2018-09-19 06:07:55,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:07:55" (3/3) ... [2018-09-19 06:07:55,340 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label54_true-unreach-call.c [2018-09-19 06:07:55,350 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-19 06:07:55,358 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-19 06:07:55,415 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-19 06:07:55,416 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-19 06:07:55,417 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-19 06:07:55,417 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-19 06:07:55,417 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-19 06:07:55,417 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-19 06:07:55,417 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-19 06:07:55,418 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-19 06:07:55,418 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-19 06:07:55,450 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states. [2018-09-19 06:07:55,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-19 06:07:55,462 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:07:55,463 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] [2018-09-19 06:07:55,464 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:07:55,469 INFO L82 PathProgramCache]: Analyzing trace with hash -639357604, now seen corresponding path program 1 times [2018-09-19 06:07:55,471 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:07:55,471 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 45 with the following transitions: [2018-09-19 06:07:55,474 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [253], [255], [1088], [1092], [1098], [1102], [1109], [1110], [1111], [1113] [2018-09-19 06:07:55,509 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:07:55,509 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:07:55,774 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:07:55,775 INFO L272 AbstractInterpreter]: Visited 43 different actions 43 times. Never merged. Never widened. Never found a fixpoint. Largest state had 27 variables. [2018-09-19 06:07:55,818 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:07:55,973 INFO L232 lantSequenceWeakener]: Weakened 41 states. On average, predicates are now at 74.55% of their original sizes. [2018-09-19 06:07:55,973 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:07:56,223 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:07:56,225 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:07:56,226 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-19 06:07:56,226 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:07:56,233 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-19 06:07:56,241 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-19 06:07:56,242 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-09-19 06:07:56,245 INFO L87 Difference]: Start difference. First operand 293 states. Second operand 6 states. [2018-09-19 06:07:59,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:07:59,080 INFO L93 Difference]: Finished difference Result 776 states and 1363 transitions. [2018-09-19 06:07:59,082 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-09-19 06:07:59,083 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 44 [2018-09-19 06:07:59,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:07:59,104 INFO L225 Difference]: With dead ends: 776 [2018-09-19 06:07:59,104 INFO L226 Difference]: Without dead ends: 481 [2018-09-19 06:07:59,113 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 43 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-09-19 06:07:59,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2018-09-19 06:07:59,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 479. [2018-09-19 06:07:59,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 479 states. [2018-09-19 06:07:59,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 682 transitions. [2018-09-19 06:07:59,195 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 682 transitions. Word has length 44 [2018-09-19 06:07:59,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:07:59,196 INFO L480 AbstractCegarLoop]: Abstraction has 479 states and 682 transitions. [2018-09-19 06:07:59,196 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-19 06:07:59,197 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 682 transitions. [2018-09-19 06:07:59,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-09-19 06:07:59,205 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:07:59,206 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, 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] [2018-09-19 06:07:59,206 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:07:59,207 INFO L82 PathProgramCache]: Analyzing trace with hash -4036219, now seen corresponding path program 1 times [2018-09-19 06:07:59,207 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:07:59,207 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 162 with the following transitions: [2018-09-19 06:07:59,208 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [253], [255], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-09-19 06:07:59,218 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:07:59,218 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:07:59,408 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:07:59,748 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:07:59,748 INFO L272 AbstractInterpreter]: Visited 124 different actions 359 times. Merged at 5 different actions 9 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-09-19 06:07:59,781 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:08:00,093 INFO L232 lantSequenceWeakener]: Weakened 158 states. On average, predicates are now at 73.51% of their original sizes. [2018-09-19 06:08:00,093 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:08:00,613 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:08:00,613 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:08:00,614 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:08:00,614 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:08:00,616 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:08:00,616 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:08:00,616 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:08:00,617 INFO L87 Difference]: Start difference. First operand 479 states and 682 transitions. Second operand 10 states. [2018-09-19 06:08:04,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:08:04,781 INFO L93 Difference]: Finished difference Result 960 states and 1546 transitions. [2018-09-19 06:08:04,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-19 06:08:04,782 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 161 [2018-09-19 06:08:04,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:08:04,789 INFO L225 Difference]: With dead ends: 960 [2018-09-19 06:08:04,790 INFO L226 Difference]: Without dead ends: 677 [2018-09-19 06:08:04,793 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 167 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2018-09-19 06:08:04,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2018-09-19 06:08:04,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 673. [2018-09-19 06:08:04,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 673 states. [2018-09-19 06:08:04,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 673 states and 896 transitions. [2018-09-19 06:08:04,830 INFO L78 Accepts]: Start accepts. Automaton has 673 states and 896 transitions. Word has length 161 [2018-09-19 06:08:04,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:08:04,831 INFO L480 AbstractCegarLoop]: Abstraction has 673 states and 896 transitions. [2018-09-19 06:08:04,831 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:08:04,831 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 896 transitions. [2018-09-19 06:08:04,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-09-19 06:08:04,836 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:08:04,836 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 06:08:04,837 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:08:04,837 INFO L82 PathProgramCache]: Analyzing trace with hash 3491089, now seen corresponding path program 1 times [2018-09-19 06:08:04,837 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:08:04,838 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 172 with the following transitions: [2018-09-19 06:08:04,838 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [253], [255], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [750], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-09-19 06:08:04,844 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:08:04,844 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:08:04,988 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:08:05,170 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:08:05,171 INFO L272 AbstractInterpreter]: Visited 134 different actions 389 times. Merged at 5 different actions 9 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-09-19 06:08:05,209 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:08:05,395 INFO L232 lantSequenceWeakener]: Weakened 168 states. On average, predicates are now at 73.48% of their original sizes. [2018-09-19 06:08:05,397 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:08:05,531 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:08:05,531 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:08:05,532 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:08:05,532 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:08:05,533 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:08:05,533 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:08:05,534 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:08:05,534 INFO L87 Difference]: Start difference. First operand 673 states and 896 transitions. Second operand 10 states. [2018-09-19 06:08:10,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:08:10,108 INFO L93 Difference]: Finished difference Result 1155 states and 1764 transitions. [2018-09-19 06:08:10,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-19 06:08:10,116 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 171 [2018-09-19 06:08:10,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:08:10,123 INFO L225 Difference]: With dead ends: 1155 [2018-09-19 06:08:10,123 INFO L226 Difference]: Without dead ends: 872 [2018-09-19 06:08:10,125 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 177 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2018-09-19 06:08:10,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 872 states. [2018-09-19 06:08:10,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 872 to 864. [2018-09-19 06:08:10,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 864 states. [2018-09-19 06:08:10,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 864 states and 1120 transitions. [2018-09-19 06:08:10,159 INFO L78 Accepts]: Start accepts. Automaton has 864 states and 1120 transitions. Word has length 171 [2018-09-19 06:08:10,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:08:10,160 INFO L480 AbstractCegarLoop]: Abstraction has 864 states and 1120 transitions. [2018-09-19 06:08:10,160 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:08:10,161 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1120 transitions. [2018-09-19 06:08:10,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-09-19 06:08:10,165 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:08:10,165 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 06:08:10,166 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:08:10,166 INFO L82 PathProgramCache]: Analyzing trace with hash 1842858103, now seen corresponding path program 1 times [2018-09-19 06:08:10,166 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:08:10,166 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 177 with the following transitions: [2018-09-19 06:08:10,167 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [253], [255], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-09-19 06:08:10,173 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:08:10,173 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:08:10,277 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:08:10,448 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:08:10,448 INFO L272 AbstractInterpreter]: Visited 139 different actions 404 times. Merged at 5 different actions 9 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-09-19 06:08:10,450 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:08:10,635 INFO L232 lantSequenceWeakener]: Weakened 173 states. On average, predicates are now at 73.54% of their original sizes. [2018-09-19 06:08:10,635 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:08:10,785 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:08:10,785 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:08:10,785 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-09-19 06:08:10,786 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:08:10,786 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-09-19 06:08:10,786 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-09-19 06:08:10,787 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2018-09-19 06:08:10,787 INFO L87 Difference]: Start difference. First operand 864 states and 1120 transitions. Second operand 12 states. [2018-09-19 06:08:18,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:08:18,767 INFO L93 Difference]: Finished difference Result 2155 states and 3386 transitions. [2018-09-19 06:08:18,778 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-09-19 06:08:18,779 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 176 [2018-09-19 06:08:18,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:08:18,791 INFO L225 Difference]: With dead ends: 2155 [2018-09-19 06:08:18,791 INFO L226 Difference]: Without dead ends: 1872 [2018-09-19 06:08:18,794 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 190 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=141, Invalid=561, Unknown=0, NotChecked=0, Total=702 [2018-09-19 06:08:18,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1872 states. [2018-09-19 06:08:18,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1872 to 1848. [2018-09-19 06:08:18,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1848 states. [2018-09-19 06:08:18,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 1848 states and 2389 transitions. [2018-09-19 06:08:18,853 INFO L78 Accepts]: Start accepts. Automaton has 1848 states and 2389 transitions. Word has length 176 [2018-09-19 06:08:18,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:08:18,854 INFO L480 AbstractCegarLoop]: Abstraction has 1848 states and 2389 transitions. [2018-09-19 06:08:18,854 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-09-19 06:08:18,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 2389 transitions. [2018-09-19 06:08:18,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-09-19 06:08:18,858 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:08:18,858 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 06:08:18,858 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:08:18,859 INFO L82 PathProgramCache]: Analyzing trace with hash -875818686, now seen corresponding path program 1 times [2018-09-19 06:08:18,859 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:08:18,859 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 193 with the following transitions: [2018-09-19 06:08:18,860 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [253], [255], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [869], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-09-19 06:08:18,866 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:08:18,866 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:08:18,973 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:08:19,135 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:08:19,135 INFO L272 AbstractInterpreter]: Visited 155 different actions 452 times. Merged at 5 different actions 9 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-09-19 06:08:19,170 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:08:19,334 INFO L232 lantSequenceWeakener]: Weakened 189 states. On average, predicates are now at 73.44% of their original sizes. [2018-09-19 06:08:19,334 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:08:19,593 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:08:19,593 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:08:19,593 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:08:19,593 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:08:19,594 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:08:19,594 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:08:19,594 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:08:19,595 INFO L87 Difference]: Start difference. First operand 1848 states and 2389 transitions. Second operand 10 states. [2018-09-19 06:08:24,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:08:24,174 INFO L93 Difference]: Finished difference Result 3701 states and 4980 transitions. [2018-09-19 06:08:24,178 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-19 06:08:24,178 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 192 [2018-09-19 06:08:24,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:08:24,188 INFO L225 Difference]: With dead ends: 3701 [2018-09-19 06:08:24,189 INFO L226 Difference]: Without dead ends: 2241 [2018-09-19 06:08:24,193 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 198 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2018-09-19 06:08:24,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2241 states. [2018-09-19 06:08:24,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2241 to 2233. [2018-09-19 06:08:24,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2233 states. [2018-09-19 06:08:24,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2233 states to 2233 states and 2828 transitions. [2018-09-19 06:08:24,244 INFO L78 Accepts]: Start accepts. Automaton has 2233 states and 2828 transitions. Word has length 192 [2018-09-19 06:08:24,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:08:24,245 INFO L480 AbstractCegarLoop]: Abstraction has 2233 states and 2828 transitions. [2018-09-19 06:08:24,245 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:08:24,245 INFO L276 IsEmpty]: Start isEmpty. Operand 2233 states and 2828 transitions. [2018-09-19 06:08:24,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-09-19 06:08:24,249 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:08:24,250 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-09-19 06:08:24,250 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:08:24,250 INFO L82 PathProgramCache]: Analyzing trace with hash -1998854254, now seen corresponding path program 1 times [2018-09-19 06:08:24,251 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:08:24,251 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 243 with the following transitions: [2018-09-19 06:08:24,251 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [253], [255], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [538], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-09-19 06:08:24,255 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:08:24,256 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:08:24,329 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:08:24,583 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:08:24,584 INFO L272 AbstractInterpreter]: Visited 125 different actions 487 times. Merged at 7 different actions 20 times. Never widened. Found 4 fixpoints after 1 different actions. Largest state had 28 variables. [2018-09-19 06:08:24,623 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:08:24,831 INFO L232 lantSequenceWeakener]: Weakened 239 states. On average, predicates are now at 73.4% of their original sizes. [2018-09-19 06:08:24,832 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:08:24,915 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:08:24,916 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:08:24,916 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:08:24,916 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:08:24,916 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:08:24,917 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:08:24,917 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:08:24,917 INFO L87 Difference]: Start difference. First operand 2233 states and 2828 transitions. Second operand 10 states. [2018-09-19 06:08:29,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:08:29,184 INFO L93 Difference]: Finished difference Result 4110 states and 5580 transitions. [2018-09-19 06:08:29,186 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-19 06:08:29,186 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 242 [2018-09-19 06:08:29,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:08:29,200 INFO L225 Difference]: With dead ends: 4110 [2018-09-19 06:08:29,200 INFO L226 Difference]: Without dead ends: 3033 [2018-09-19 06:08:29,205 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 248 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2018-09-19 06:08:29,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3033 states. [2018-09-19 06:08:29,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3033 to 3017. [2018-09-19 06:08:29,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3017 states. [2018-09-19 06:08:29,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3017 states to 3017 states and 3772 transitions. [2018-09-19 06:08:29,275 INFO L78 Accepts]: Start accepts. Automaton has 3017 states and 3772 transitions. Word has length 242 [2018-09-19 06:08:29,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:08:29,276 INFO L480 AbstractCegarLoop]: Abstraction has 3017 states and 3772 transitions. [2018-09-19 06:08:29,276 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:08:29,276 INFO L276 IsEmpty]: Start isEmpty. Operand 3017 states and 3772 transitions. [2018-09-19 06:08:29,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-09-19 06:08:29,280 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:08:29,281 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-09-19 06:08:29,281 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:08:29,281 INFO L82 PathProgramCache]: Analyzing trace with hash -2044859830, now seen corresponding path program 1 times [2018-09-19 06:08:29,281 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:08:29,282 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 247 with the following transitions: [2018-09-19 06:08:29,282 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [253], [255], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [554], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-09-19 06:08:29,285 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:08:29,285 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:08:29,355 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:08:29,767 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:08:29,768 INFO L272 AbstractInterpreter]: Visited 125 different actions 608 times. Merged at 7 different actions 27 times. Never widened. Found 5 fixpoints after 1 different actions. Largest state had 28 variables. [2018-09-19 06:08:29,773 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:08:29,968 INFO L232 lantSequenceWeakener]: Weakened 243 states. On average, predicates are now at 73.39% of their original sizes. [2018-09-19 06:08:29,968 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:08:30,060 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:08:30,060 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:08:30,060 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:08:30,060 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:08:30,061 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:08:30,061 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:08:30,061 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:08:30,061 INFO L87 Difference]: Start difference. First operand 3017 states and 3772 transitions. Second operand 10 states. [2018-09-19 06:08:33,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:08:33,539 INFO L93 Difference]: Finished difference Result 6606 states and 8928 transitions. [2018-09-19 06:08:33,548 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:08:33,549 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 246 [2018-09-19 06:08:33,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:08:33,567 INFO L225 Difference]: With dead ends: 6606 [2018-09-19 06:08:33,567 INFO L226 Difference]: Without dead ends: 4744 [2018-09-19 06:08:33,576 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 253 GetRequests, 237 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-09-19 06:08:33,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4744 states. [2018-09-19 06:08:33,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4744 to 4694. [2018-09-19 06:08:33,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4694 states. [2018-09-19 06:08:33,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4694 states to 4694 states and 5884 transitions. [2018-09-19 06:08:33,683 INFO L78 Accepts]: Start accepts. Automaton has 4694 states and 5884 transitions. Word has length 246 [2018-09-19 06:08:33,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:08:33,684 INFO L480 AbstractCegarLoop]: Abstraction has 4694 states and 5884 transitions. [2018-09-19 06:08:33,684 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:08:33,684 INFO L276 IsEmpty]: Start isEmpty. Operand 4694 states and 5884 transitions. [2018-09-19 06:08:33,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-09-19 06:08:33,690 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:08:33,690 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-09-19 06:08:33,691 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:08:33,691 INFO L82 PathProgramCache]: Analyzing trace with hash 1530549357, now seen corresponding path program 1 times [2018-09-19 06:08:33,691 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:08:33,691 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 250 with the following transitions: [2018-09-19 06:08:33,692 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [253], [255], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [526], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [750], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-09-19 06:08:33,695 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:08:33,695 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:08:33,782 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:08:33,998 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:08:33,998 INFO L272 AbstractInterpreter]: Visited 135 different actions 527 times. Merged at 7 different actions 20 times. Never widened. Found 4 fixpoints after 1 different actions. Largest state had 28 variables. [2018-09-19 06:08:34,036 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:08:34,213 INFO L232 lantSequenceWeakener]: Weakened 246 states. On average, predicates are now at 73.39% of their original sizes. [2018-09-19 06:08:34,214 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:08:34,306 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:08:34,306 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:08:34,306 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:08:34,307 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:08:34,307 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:08:34,307 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:08:34,308 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:08:34,308 INFO L87 Difference]: Start difference. First operand 4694 states and 5884 transitions. Second operand 10 states. [2018-09-19 06:08:37,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:08:37,661 INFO L93 Difference]: Finished difference Result 7516 states and 9723 transitions. [2018-09-19 06:08:37,661 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-19 06:08:37,661 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 249 [2018-09-19 06:08:37,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:08:37,679 INFO L225 Difference]: With dead ends: 7516 [2018-09-19 06:08:37,679 INFO L226 Difference]: Without dead ends: 5098 [2018-09-19 06:08:37,687 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 255 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2018-09-19 06:08:37,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5098 states. [2018-09-19 06:08:37,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5098 to 5080. [2018-09-19 06:08:37,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5080 states. [2018-09-19 06:08:37,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5080 states to 5080 states and 6328 transitions. [2018-09-19 06:08:37,782 INFO L78 Accepts]: Start accepts. Automaton has 5080 states and 6328 transitions. Word has length 249 [2018-09-19 06:08:37,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:08:37,783 INFO L480 AbstractCegarLoop]: Abstraction has 5080 states and 6328 transitions. [2018-09-19 06:08:37,783 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:08:37,783 INFO L276 IsEmpty]: Start isEmpty. Operand 5080 states and 6328 transitions. [2018-09-19 06:08:37,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-09-19 06:08:37,788 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:08:37,789 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-09-19 06:08:37,789 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:08:37,789 INFO L82 PathProgramCache]: Analyzing trace with hash -605238014, now seen corresponding path program 1 times [2018-09-19 06:08:37,789 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:08:37,790 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 251 with the following transitions: [2018-09-19 06:08:37,790 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [253], [255], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [570], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-09-19 06:08:37,793 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:08:37,793 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:08:37,870 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:08:38,214 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:08:38,214 INFO L272 AbstractInterpreter]: Visited 125 different actions 608 times. Merged at 7 different actions 27 times. Never widened. Found 5 fixpoints after 1 different actions. Largest state had 28 variables. [2018-09-19 06:08:38,219 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:08:38,436 INFO L232 lantSequenceWeakener]: Weakened 247 states. On average, predicates are now at 73.38% of their original sizes. [2018-09-19 06:08:38,437 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:08:38,523 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:08:38,524 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:08:38,524 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:08:38,524 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:08:38,525 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:08:38,525 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:08:38,525 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:08:38,525 INFO L87 Difference]: Start difference. First operand 5080 states and 6328 transitions. Second operand 10 states. [2018-09-19 06:08:42,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:08:42,709 INFO L93 Difference]: Finished difference Result 10216 states and 13294 transitions. [2018-09-19 06:08:42,710 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:08:42,710 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 250 [2018-09-19 06:08:42,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:08:42,740 INFO L225 Difference]: With dead ends: 10216 [2018-09-19 06:08:42,740 INFO L226 Difference]: Without dead ends: 7992 [2018-09-19 06:08:42,748 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 257 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-09-19 06:08:42,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7992 states. [2018-09-19 06:08:42,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7992 to 7861. [2018-09-19 06:08:42,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7861 states. [2018-09-19 06:08:42,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7861 states to 7861 states and 10044 transitions. [2018-09-19 06:08:42,919 INFO L78 Accepts]: Start accepts. Automaton has 7861 states and 10044 transitions. Word has length 250 [2018-09-19 06:08:42,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:08:42,920 INFO L480 AbstractCegarLoop]: Abstraction has 7861 states and 10044 transitions. [2018-09-19 06:08:42,920 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:08:42,920 INFO L276 IsEmpty]: Start isEmpty. Operand 7861 states and 10044 transitions. [2018-09-19 06:08:42,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-09-19 06:08:42,926 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:08:42,926 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-09-19 06:08:42,926 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:08:42,927 INFO L82 PathProgramCache]: Analyzing trace with hash -171708279, now seen corresponding path program 1 times [2018-09-19 06:08:42,927 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:08:42,927 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 252 with the following transitions: [2018-09-19 06:08:42,928 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [253], [255], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [574], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-09-19 06:08:42,930 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:08:42,931 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:08:43,151 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:08:43,395 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:08:43,395 INFO L272 AbstractInterpreter]: Visited 125 different actions 608 times. Merged at 7 different actions 27 times. Never widened. Found 5 fixpoints after 1 different actions. Largest state had 28 variables. [2018-09-19 06:08:43,403 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:08:43,597 INFO L232 lantSequenceWeakener]: Weakened 248 states. On average, predicates are now at 73.38% of their original sizes. [2018-09-19 06:08:43,597 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:08:43,741 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:08:43,741 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:08:43,741 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:08:43,742 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:08:43,742 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:08:43,742 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:08:43,742 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:08:43,743 INFO L87 Difference]: Start difference. First operand 7861 states and 10044 transitions. Second operand 10 states. [2018-09-19 06:08:46,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:08:46,115 INFO L93 Difference]: Finished difference Result 12733 states and 16772 transitions. [2018-09-19 06:08:46,115 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-19 06:08:46,115 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 251 [2018-09-19 06:08:46,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:08:46,143 INFO L225 Difference]: With dead ends: 12733 [2018-09-19 06:08:46,143 INFO L226 Difference]: Without dead ends: 8264 [2018-09-19 06:08:46,153 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 257 GetRequests, 242 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2018-09-19 06:08:46,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8264 states. [2018-09-19 06:08:46,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8264 to 8247. [2018-09-19 06:08:46,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8247 states. [2018-09-19 06:08:46,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8247 states to 8247 states and 10527 transitions. [2018-09-19 06:08:46,275 INFO L78 Accepts]: Start accepts. Automaton has 8247 states and 10527 transitions. Word has length 251 [2018-09-19 06:08:46,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:08:46,276 INFO L480 AbstractCegarLoop]: Abstraction has 8247 states and 10527 transitions. [2018-09-19 06:08:46,276 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:08:46,276 INFO L276 IsEmpty]: Start isEmpty. Operand 8247 states and 10527 transitions. [2018-09-19 06:08:46,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-09-19 06:08:46,282 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:08:46,282 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-09-19 06:08:46,283 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:08:46,283 INFO L82 PathProgramCache]: Analyzing trace with hash 427324806, now seen corresponding path program 1 times [2018-09-19 06:08:46,283 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:08:46,283 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 253 with the following transitions: [2018-09-19 06:08:46,283 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [253], [255], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [538], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [750], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-09-19 06:08:46,286 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:08:46,286 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:08:46,363 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:08:46,614 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:08:46,614 INFO L272 AbstractInterpreter]: Visited 135 different actions 527 times. Merged at 7 different actions 20 times. Never widened. Found 4 fixpoints after 1 different actions. Largest state had 28 variables. [2018-09-19 06:08:46,652 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:08:46,878 INFO L232 lantSequenceWeakener]: Weakened 249 states. On average, predicates are now at 73.38% of their original sizes. [2018-09-19 06:08:46,878 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:08:46,988 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:08:46,988 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:08:46,988 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:08:46,989 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:08:46,989 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:08:46,989 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:08:46,989 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:08:46,989 INFO L87 Difference]: Start difference. First operand 8247 states and 10527 transitions. Second operand 10 states. [2018-09-19 06:08:51,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:08:51,866 INFO L93 Difference]: Finished difference Result 15574 states and 20619 transitions. [2018-09-19 06:08:51,866 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:08:51,866 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 252 [2018-09-19 06:08:51,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:08:51,894 INFO L225 Difference]: With dead ends: 15574 [2018-09-19 06:08:51,894 INFO L226 Difference]: Without dead ends: 11105 [2018-09-19 06:08:51,906 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 259 GetRequests, 243 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-09-19 06:08:51,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11105 states. [2018-09-19 06:08:52,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11105 to 10982. [2018-09-19 06:08:52,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10982 states. [2018-09-19 06:08:52,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10982 states to 10982 states and 13778 transitions. [2018-09-19 06:08:52,078 INFO L78 Accepts]: Start accepts. Automaton has 10982 states and 13778 transitions. Word has length 252 [2018-09-19 06:08:52,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:08:52,079 INFO L480 AbstractCegarLoop]: Abstraction has 10982 states and 13778 transitions. [2018-09-19 06:08:52,079 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:08:52,080 INFO L276 IsEmpty]: Start isEmpty. Operand 10982 states and 13778 transitions. [2018-09-19 06:08:52,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-09-19 06:08:52,087 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:08:52,087 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-09-19 06:08:52,088 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:08:52,088 INFO L82 PathProgramCache]: Analyzing trace with hash 839517850, now seen corresponding path program 1 times [2018-09-19 06:08:52,088 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:08:52,088 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 259 with the following transitions: [2018-09-19 06:08:52,090 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [253], [255], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [562], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [750], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-09-19 06:08:52,092 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:08:52,093 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:08:52,168 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:08:52,453 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:08:52,453 INFO L272 AbstractInterpreter]: Visited 135 different actions 658 times. Merged at 7 different actions 27 times. Never widened. Found 5 fixpoints after 1 different actions. Largest state had 28 variables. [2018-09-19 06:08:52,458 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:08:52,684 INFO L232 lantSequenceWeakener]: Weakened 255 states. On average, predicates are now at 73.38% of their original sizes. [2018-09-19 06:08:52,684 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:08:52,811 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:08:52,811 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:08:52,812 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:08:52,812 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:08:52,812 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:08:52,812 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:08:52,813 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:08:52,813 INFO L87 Difference]: Start difference. First operand 10982 states and 13778 transitions. Second operand 10 states. [2018-09-19 06:08:56,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:08:56,354 INFO L93 Difference]: Finished difference Result 21756 states and 27765 transitions. [2018-09-19 06:08:56,355 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:08:56,355 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 258 [2018-09-19 06:08:56,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:08:56,410 INFO L225 Difference]: With dead ends: 21756 [2018-09-19 06:08:56,410 INFO L226 Difference]: Without dead ends: 14552 [2018-09-19 06:08:56,426 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 265 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-09-19 06:08:56,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14552 states. [2018-09-19 06:08:56,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14552 to 14369. [2018-09-19 06:08:56,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14369 states. [2018-09-19 06:08:56,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14369 states to 14369 states and 18137 transitions. [2018-09-19 06:08:56,893 INFO L78 Accepts]: Start accepts. Automaton has 14369 states and 18137 transitions. Word has length 258 [2018-09-19 06:08:56,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:08:56,894 INFO L480 AbstractCegarLoop]: Abstraction has 14369 states and 18137 transitions. [2018-09-19 06:08:56,894 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:08:56,894 INFO L276 IsEmpty]: Start isEmpty. Operand 14369 states and 18137 transitions. [2018-09-19 06:08:56,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-09-19 06:08:56,905 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:08:56,906 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-09-19 06:08:56,906 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:08:56,906 INFO L82 PathProgramCache]: Analyzing trace with hash 317073142, now seen corresponding path program 1 times [2018-09-19 06:08:56,906 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:08:56,907 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 261 with the following transitions: [2018-09-19 06:08:56,907 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [253], [255], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [570], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [750], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-09-19 06:08:56,912 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:08:56,912 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:08:56,997 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:08:57,339 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:08:57,339 INFO L272 AbstractInterpreter]: Visited 135 different actions 658 times. Merged at 7 different actions 27 times. Never widened. Found 5 fixpoints after 1 different actions. Largest state had 28 variables. [2018-09-19 06:08:57,377 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:08:57,615 INFO L232 lantSequenceWeakener]: Weakened 257 states. On average, predicates are now at 73.37% of their original sizes. [2018-09-19 06:08:57,615 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:08:58,377 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:08:58,378 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:08:58,378 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:08:58,378 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:08:58,379 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:08:58,379 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:08:58,379 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:08:58,379 INFO L87 Difference]: Start difference. First operand 14369 states and 18137 transitions. Second operand 10 states. [2018-09-19 06:09:02,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:09:02,346 INFO L93 Difference]: Finished difference Result 27539 states and 35252 transitions. [2018-09-19 06:09:02,352 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:09:02,353 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 260 [2018-09-19 06:09:02,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:09:02,395 INFO L225 Difference]: With dead ends: 27539 [2018-09-19 06:09:02,395 INFO L226 Difference]: Without dead ends: 16948 [2018-09-19 06:09:02,415 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 267 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-09-19 06:09:02,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16948 states. [2018-09-19 06:09:02,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16948 to 16835. [2018-09-19 06:09:02,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16835 states. [2018-09-19 06:09:02,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16835 states to 16835 states and 21366 transitions. [2018-09-19 06:09:02,659 INFO L78 Accepts]: Start accepts. Automaton has 16835 states and 21366 transitions. Word has length 260 [2018-09-19 06:09:02,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:09:02,659 INFO L480 AbstractCegarLoop]: Abstraction has 16835 states and 21366 transitions. [2018-09-19 06:09:02,659 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:09:02,660 INFO L276 IsEmpty]: Start isEmpty. Operand 16835 states and 21366 transitions. [2018-09-19 06:09:02,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-09-19 06:09:02,667 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:09:02,668 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-09-19 06:09:02,668 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:09:02,668 INFO L82 PathProgramCache]: Analyzing trace with hash -1431977623, now seen corresponding path program 1 times [2018-09-19 06:09:02,668 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:09:02,669 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 268 with the following transitions: [2018-09-19 06:09:02,669 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [253], [255], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [598], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [750], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-09-19 06:09:02,672 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:09:02,672 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:09:02,747 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:09:02,910 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:09:02,910 INFO L272 AbstractInterpreter]: Visited 135 different actions 528 times. Merged at 7 different actions 21 times. Never widened. Found 4 fixpoints after 2 different actions. Largest state had 28 variables. [2018-09-19 06:09:02,918 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:09:03,081 INFO L232 lantSequenceWeakener]: Weakened 264 states. On average, predicates are now at 73.37% of their original sizes. [2018-09-19 06:09:03,081 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:09:03,156 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:09:03,157 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:09:03,157 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:09:03,157 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:09:03,157 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:09:03,157 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:09:03,158 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:09:03,158 INFO L87 Difference]: Start difference. First operand 16835 states and 21366 transitions. Second operand 10 states. [2018-09-19 06:09:05,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:09:05,738 INFO L93 Difference]: Finished difference Result 29928 states and 38463 transitions. [2018-09-19 06:09:05,740 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-19 06:09:05,740 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 267 [2018-09-19 06:09:05,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:09:05,775 INFO L225 Difference]: With dead ends: 29928 [2018-09-19 06:09:05,776 INFO L226 Difference]: Without dead ends: 17064 [2018-09-19 06:09:05,797 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 273 GetRequests, 258 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2018-09-19 06:09:05,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17064 states. [2018-09-19 06:09:05,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17064 to 17035. [2018-09-19 06:09:05,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17035 states. [2018-09-19 06:09:06,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17035 states to 17035 states and 21627 transitions. [2018-09-19 06:09:06,027 INFO L78 Accepts]: Start accepts. Automaton has 17035 states and 21627 transitions. Word has length 267 [2018-09-19 06:09:06,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:09:06,027 INFO L480 AbstractCegarLoop]: Abstraction has 17035 states and 21627 transitions. [2018-09-19 06:09:06,027 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:09:06,028 INFO L276 IsEmpty]: Start isEmpty. Operand 17035 states and 21627 transitions. [2018-09-19 06:09:06,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-09-19 06:09:06,035 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:09:06,035 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-09-19 06:09:06,035 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:09:06,036 INFO L82 PathProgramCache]: Analyzing trace with hash -198783081, now seen corresponding path program 1 times [2018-09-19 06:09:06,036 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:09:06,036 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 269 with the following transitions: [2018-09-19 06:09:06,036 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [253], [255], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [582], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-09-19 06:09:06,039 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:09:06,039 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:09:06,119 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:09:06,499 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:09:06,499 INFO L272 AbstractInterpreter]: Visited 140 different actions 683 times. Merged at 7 different actions 27 times. Never widened. Found 5 fixpoints after 1 different actions. Largest state had 28 variables. [2018-09-19 06:09:06,505 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:09:06,731 INFO L232 lantSequenceWeakener]: Weakened 265 states. On average, predicates are now at 73.41% of their original sizes. [2018-09-19 06:09:06,731 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:09:06,846 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:09:06,846 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:09:06,846 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-09-19 06:09:06,846 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:09:06,847 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-09-19 06:09:06,847 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-09-19 06:09:06,847 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2018-09-19 06:09:06,847 INFO L87 Difference]: Start difference. First operand 17035 states and 21627 transitions. Second operand 12 states. [2018-09-19 06:09:17,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:09:17,542 INFO L93 Difference]: Finished difference Result 35471 states and 46443 transitions. [2018-09-19 06:09:17,543 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-09-19 06:09:17,543 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 268 [2018-09-19 06:09:17,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:09:17,590 INFO L225 Difference]: With dead ends: 35471 [2018-09-19 06:09:17,590 INFO L226 Difference]: Without dead ends: 22607 [2018-09-19 06:09:17,614 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 286 GetRequests, 257 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=168, Invalid=762, Unknown=0, NotChecked=0, Total=930 [2018-09-19 06:09:17,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22607 states. [2018-09-19 06:09:17,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22607 to 22432. [2018-09-19 06:09:17,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22432 states. [2018-09-19 06:09:17,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22432 states to 22432 states and 28934 transitions. [2018-09-19 06:09:17,904 INFO L78 Accepts]: Start accepts. Automaton has 22432 states and 28934 transitions. Word has length 268 [2018-09-19 06:09:17,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:09:17,905 INFO L480 AbstractCegarLoop]: Abstraction has 22432 states and 28934 transitions. [2018-09-19 06:09:17,905 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-09-19 06:09:17,905 INFO L276 IsEmpty]: Start isEmpty. Operand 22432 states and 28934 transitions. [2018-09-19 06:09:17,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-09-19 06:09:17,914 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:09:17,914 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-09-19 06:09:17,914 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:09:17,915 INFO L82 PathProgramCache]: Analyzing trace with hash -1504513827, now seen corresponding path program 1 times [2018-09-19 06:09:17,915 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:09:17,915 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 274 with the following transitions: [2018-09-19 06:09:17,915 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [253], [255], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [629], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [750], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-09-19 06:09:17,918 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:09:17,918 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:09:17,995 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:09:18,383 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:09:18,383 INFO L272 AbstractInterpreter]: Visited 135 different actions 528 times. Merged at 7 different actions 21 times. Never widened. Found 4 fixpoints after 2 different actions. Largest state had 28 variables. [2018-09-19 06:09:18,419 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:09:18,706 INFO L232 lantSequenceWeakener]: Weakened 270 states. On average, predicates are now at 73.36% of their original sizes. [2018-09-19 06:09:18,707 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:09:18,827 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:09:18,827 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:09:18,827 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:09:18,827 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:09:18,828 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:09:18,828 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:09:18,828 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:09:18,828 INFO L87 Difference]: Start difference. First operand 22432 states and 28934 transitions. Second operand 10 states. [2018-09-19 06:09:23,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:09:23,495 INFO L93 Difference]: Finished difference Result 55578 states and 72493 transitions. [2018-09-19 06:09:23,495 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:09:23,496 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 273 [2018-09-19 06:09:23,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:09:23,561 INFO L225 Difference]: With dead ends: 55578 [2018-09-19 06:09:23,561 INFO L226 Difference]: Without dead ends: 35470 [2018-09-19 06:09:23,586 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 280 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-09-19 06:09:23,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35470 states. [2018-09-19 06:09:23,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35470 to 35214. [2018-09-19 06:09:23,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35214 states. [2018-09-19 06:09:24,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35214 states to 35214 states and 45176 transitions. [2018-09-19 06:09:24,018 INFO L78 Accepts]: Start accepts. Automaton has 35214 states and 45176 transitions. Word has length 273 [2018-09-19 06:09:24,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:09:24,019 INFO L480 AbstractCegarLoop]: Abstraction has 35214 states and 45176 transitions. [2018-09-19 06:09:24,019 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:09:24,019 INFO L276 IsEmpty]: Start isEmpty. Operand 35214 states and 45176 transitions. [2018-09-19 06:09:24,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-09-19 06:09:24,028 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:09:24,028 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-09-19 06:09:24,029 INFO L423 AbstractCegarLoop]: === Iteration 17 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:09:24,029 INFO L82 PathProgramCache]: Analyzing trace with hash 757627253, now seen corresponding path program 1 times [2018-09-19 06:09:24,029 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:09:24,029 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 274 with the following transitions: [2018-09-19 06:09:24,030 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [253], [255], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [538], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [869], [1084], [1088], [1092], [1098], [1102], [1104], [1109], [1110], [1111], [1113], [1114] [2018-09-19 06:09:24,033 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:09:24,033 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:09:24,121 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:09:24,357 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-09-19 06:09:24,358 INFO L272 AbstractInterpreter]: Visited 157 different actions 613 times. Merged at 7 different actions 20 times. Never widened. Found 4 fixpoints after 1 different actions. Largest state had 28 variables. [2018-09-19 06:09:24,362 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-19 06:09:24,401 WARN L209 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2018-09-19 06:09:24,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.09 06:09:24 BoogieIcfgContainer [2018-09-19 06:09:24,401 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-19 06:09:24,402 INFO L168 Benchmark]: Toolchain (without parser) took 95085.90 ms. Allocated memory was 1.5 GB in the beginning and 3.6 GB in the end (delta: 2.1 GB). Free memory was 1.4 GB in the beginning and 2.8 GB in the end (delta: -1.3 GB). Peak memory consumption was 732.9 MB. Max. memory is 7.1 GB. [2018-09-19 06:09:24,404 INFO L168 Benchmark]: CDTParser took 0.19 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. [2018-09-19 06:09:24,405 INFO L168 Benchmark]: CACSL2BoogieTranslator took 942.83 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: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. [2018-09-19 06:09:24,406 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.88 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2018-09-19 06:09:24,406 INFO L168 Benchmark]: Boogie Preprocessor took 452.77 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 848.3 MB). Free memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: -971.8 MB). Peak memory consumption was 49.5 MB. Max. memory is 7.1 GB. [2018-09-19 06:09:24,407 INFO L168 Benchmark]: RCFGBuilder took 4463.99 ms. Allocated memory is still 2.4 GB. Free memory was 2.3 GB in the beginning and 2.1 GB in the end (delta: 171.2 MB). Peak memory consumption was 171.2 MB. Max. memory is 7.1 GB. [2018-09-19 06:09:24,408 INFO L168 Benchmark]: TraceAbstraction took 89068.49 ms. Allocated memory was 2.4 GB in the beginning and 3.6 GB in the end (delta: 1.2 GB). Free memory was 2.1 GB in the beginning and 2.8 GB in the end (delta: -621.5 MB). Peak memory consumption was 590.2 MB. Max. memory is 7.1 GB. [2018-09-19 06:09:24,414 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 942.83 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: 74.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 147.88 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 21.1 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 452.77 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 848.3 MB). Free memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: -971.8 MB). Peak memory consumption was 49.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 4463.99 ms. Allocated memory is still 2.4 GB. Free memory was 2.3 GB in the beginning and 2.1 GB in the end (delta: 171.2 MB). Peak memory consumption was 171.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 89068.49 ms. Allocated memory was 2.4 GB in the beginning and 3.6 GB in the end (delta: 1.2 GB). Free memory was 2.1 GB in the beginning and 2.8 GB in the end (delta: -621.5 MB). Peak memory consumption was 590.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 117]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L7] int inputA = 1; [L8] int inputD = 4; [L9] int inputB = 2; [L10] int inputE = 5; [L11] int inputF = 6; [L12] int inputC = 3; [L15] int a29 = 130; [L16] int a4 = 1; [L17] int a23 = 312; [L18] int a8 = 15; [L19] int a25 = 10; [L20] int a3 = 1; [L1031] int output = -1; [L1034] COND TRUE 1 [L1037] int input; [L1038] input = __VERIFIER_nondet_int() [L1039] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L1042] CALL, EXPR calculate_output(input) [L23] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L26] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L29] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==9)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L32] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L35] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L38] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L41] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==13)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L44] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L47] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L50] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L53] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==9)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L56] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==12)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L59] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==13)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L62] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L65] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L68] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==11)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L71] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L74] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L77] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L80] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L83] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L86] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==9)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L89] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L92] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L95] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L98] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L101] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L104] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L107] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L110] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L113] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L116] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L119] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==12)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L122] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L125] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L128] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==11)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L131] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L134] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==11)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L137] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==10)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L140] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==10)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L143] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==12)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L146] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L149] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L152] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==12)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L155] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L158] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L161] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L164] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L167] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==12)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L170] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==12)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L173] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==9)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L176] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==11)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L179] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L182] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==9)) && (a3==1)) && 306 < a23 ) && (a8==15))) [L185] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==13)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L188] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L191] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L194] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L197] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L200] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==13)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L203] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L207] COND FALSE !((( ((140 < a29) && (245 >= a29)) && ((a25==12) && ( a23 <= -43 && ((a8==15) && ((input == 6) && (a3==1)))))) && !(a4==1))) [L214] COND FALSE !((!(a4==1) && (((a3==1) && ((((((a25==13) && ((140 < a29) && (245 >= a29)) ) || ((a25==9) && ((245 < a29) && (277 >= a29)) )) || ( ((245 < a29) && (277 >= a29)) && (a25==10))) && (input == 4)) && a23 <= -43 )) && (a8==15)))) [L221] COND FALSE !(((a25==11) && (!(a4==1) && (((((input == 2) && (a3==1)) && a23 <= -43 ) && (a8==15)) && ((245 < a29) && (277 >= a29)) )))) [L227] COND FALSE !(((( a29 <= 140 && ((a3==1) && (((input == 5) && (a25==13)) && (a4==1)))) && (a8==15)) && 306 < a23 )) [L233] COND FALSE !((((a8==15) && (((((((a4==1) && 277 < a29 ) && (a25==12)) && 306 < a23 ) || ( 306 < a23 && (((a4==1) && 277 < a29 ) && (a25==13)))) || ((( a29 <= 140 && !(a4==1)) && (a25==9)) && a23 <= -43 )) && (input == 6))) && (a3==1))) [L240] COND FALSE !(((((input == 4) && (( a23 <= -43 && ((a25==9) && (!(a4==1) && a29 <= 140 ))) || (((( 277 < a29 && (a4==1)) && (a25==12)) && 306 < a23 ) || ( 306 < a23 && ((a25==13) && ( 277 < a29 && (a4==1))))))) && (a8==15)) && (a3==1))) [L247] COND FALSE !((((a3==1) && (!(a4==1) && (( a29 <= 140 && ((input == 1) && ((a25==12) || ((a25==10) || (a25==11))))) && ((-43 < a23) && (138 >= a23)) ))) && (a8==15))) [L254] COND FALSE !(((( ((245 < a29) && (277 >= a29)) && (( a23 <= -43 && (!(a4==1) && (input == 1))) && (a25==11))) && (a8==15)) && (a3==1))) [L260] COND FALSE !(((((a4==1) && (((input == 1) && (( ((245 < a29) && (277 >= a29)) && (a25==10)) || (((a25==13) && ((140 < a29) && (245 >= a29)) ) || ((a25==9) && ((245 < a29) && (277 >= a29)) )))) && (a8==15))) && 306 < a23 ) && (a3==1))) [L265] COND FALSE !((( 277 < a29 && (((a8==15) && ( a23 <= -43 && ((input == 2) && (a3==1)))) && !(a4==1))) && (a25==13))) [L268] COND FALSE !(( a29 <= 140 && ((((a8==15) && ((a3==1) && ((input == 1) && ((a25==12) || (a25==13))))) && !(a4==1)) && a23 <= -43 ))) [L275] COND FALSE !((((a4==1) && ((a8==15) && (((a3==1) && (((a25==9) || (a25==10)) && (input == 5))) && ((140 < a29) && (245 >= a29)) ))) && 306 < a23 )) [L280] COND FALSE !(((a3==1) && (((((input == 5) && (( ((245 < a29) && (277 >= a29)) && (a25==10)) || (( ((140 < a29) && (245 >= a29)) && (a25==13)) || ( ((245 < a29) && (277 >= a29)) && (a25==9))))) && (a8==15)) && !(a4==1)) && a23 <= -43 ))) [L287] COND FALSE !(((a8==15) && ((((!(a4==1) && (((a25==12) || (a25==13)) && (input == 4))) && a23 <= -43 ) && a29 <= 140 ) && (a3==1)))) [L294] COND FALSE !(((a8==15) && (!(a4==1) && ( a23 <= -43 && ((a3==1) && ( 277 < a29 && (((a25==12) || ((a25==10) || (a25==11))) && (input == 6)))))))) [L299] COND FALSE !(( 306 < a23 && (((a8==15) && ((a3==1) && ((a4==1) && (((a25==11) || (a25==12)) && (input == 6))))) && ((140 < a29) && (245 >= a29)) ))) [L305] COND FALSE !(((((a8==15) && ( a29 <= 140 && ( a23 <= -43 && ((input == 2) && ((a25==10) || (a25==11)))))) && !(a4==1)) && (a3==1))) [L310] COND FALSE !(((a3==1) && ( ((245 < a29) && (277 >= a29)) && (((a4==1) && ((a8==15) && ((((a25==11) || (a25==12)) || (a25==13)) && (input == 5)))) && 306 < a23 )))) [L317] COND FALSE !(((((a8==15) && (((a4==1) && ((input == 2) && ((a25==13) || ((a25==11) || (a25==12))))) && ((245 < a29) && (277 >= a29)) )) && 306 < a23 ) && (a3==1))) [L322] COND FALSE !((( 306 < a23 && ((a8==15) && ((((input == 6) && ((a25==9) || (a25==10))) && ((140 < a29) && (245 >= a29)) ) && (a3==1)))) && (a4==1))) [L329] COND FALSE !(((((a8==15) && (((((a25==11) || (a25==12)) && (input == 4)) && 306 < a23 ) && (a3==1))) && (a4==1)) && ((140 < a29) && (245 >= a29)) )) [L334] COND FALSE !(( a23 <= -43 && ( ((140 < a29) && (245 >= a29)) && (((a8==15) && (((input == 4) && ((a25==11) || ((a25==9) || (a25==10)))) && !(a4==1))) && (a3==1))))) [L340] COND FALSE !((((((((((a25==12) && ((245 < a29) && (277 >= a29)) ) || ((a25==13) && ((245 < a29) && (277 >= a29)) )) || ( 277 < a29 && (a25==9))) && (input == 1)) && a23 <= -43 ) && (a8==15)) && !(a4==1)) && (a3==1))) [L346] COND FALSE !((!(a4==1) && ( a29 <= 140 && ((((((a25==12) || (a25==13)) && (input == 2)) && a23 <= -43 ) && (a3==1)) && (a8==15))))) [L353] COND FALSE !(((a8==15) && (( 306 < a23 && ((a3==1) && ((input == 4) && (( ((245 < a29) && (277 >= a29)) && (a25==10)) || (( ((140 < a29) && (245 >= a29)) && (a25==13)) || ((a25==9) && ((245 < a29) && (277 >= a29)) )))))) && (a4==1)))) [L358] COND FALSE !(((((input == 3) && (( a23 <= -43 && ((!(a4==1) && a29 <= 140 ) && (a25==9))) || (( 306 < a23 && (( 277 < a29 && (a4==1)) && (a25==12))) || ((((a4==1) && 277 < a29 ) && (a25==13)) && 306 < a23 )))) && (a3==1)) && (a8==15))) [L365] COND FALSE !(( 306 < a23 && ((a4==1) && (((((((a25==11) || (a25==12)) || (a25==13)) && (input == 3)) && (a8==15)) && (a3==1)) && ((245 < a29) && (277 >= a29)) )))) [L370] COND FALSE !(( ((245 < a29) && (277 >= a29)) && (((((!(a4==1) && (input == 6)) && (a3==1)) && (a25==11)) && (a8==15)) && a23 <= -43 ))) [L377] COND FALSE !((( ((-43 < a23) && (138 >= a23)) && (((a8==15) && ((input == 2) && ((( a29 <= 140 && (a25==13)) || ( ((140 < a29) && (245 >= a29)) && (a25==9))) || ((a25==10) && ((140 < a29) && (245 >= a29)) )))) && (a3==1))) && !(a4==1))) [L384] COND FALSE !(( a29 <= 140 && ((a8==15) && ((((((a25==10) || (a25==11)) && (input == 3)) && a23 <= -43 ) && (a3==1)) && !(a4==1))))) [L391] COND FALSE !((((((a8==15) && (((input == 3) && (((a25==10) || (a25==11)) || (a25==12))) && (a3==1))) && a23 <= -43 ) && !(a4==1)) && 277 < a29 )) [L398] COND FALSE !(((!(a4==1) && ((a25==9) && ((a8==15) && ((a3==1) && ( ((-43 < a23) && (138 >= a23)) && (input == 1)))))) && a29 <= 140 )) [L411] COND FALSE !(((a8==15) && ((( 306 < a23 && (((((a25==11) || (a25==12)) || (a25==13)) && (input == 6)) && ((245 < a29) && (277 >= a29)) )) && (a4==1)) && (a3==1)))) [L417] COND FALSE !((((((!(a4==1) && ((a8==15) && (input == 2))) && (a3==1)) && ((140 < a29) && (245 >= a29)) ) && (a25==12)) && a23 <= -43 )) [L422] COND FALSE !(( a23 <= -43 && (( a29 <= 140 && ((a8==15) && (!(a4==1) && (((a25==12) || (a25==13)) && (input == 3))))) && (a3==1)))) [L429] COND FALSE !(((((((input == 6) && ((((a25==13) && a29 <= 140 ) || ( ((140 < a29) && (245 >= a29)) && (a25==9))) || ( ((140 < a29) && (245 >= a29)) && (a25==10)))) && (a8==15)) && (a3==1)) && !(a4==1)) && ((-43 < a23) && (138 >= a23)) )) [L436] COND FALSE !(((!(a4==1) && (((((a3==1) && (input == 4)) && (a25==11)) && ((245 < a29) && (277 >= a29)) ) && a23 <= -43 )) && (a8==15))) [L443] COND FALSE !(((a3==1) && ( ((140 < a29) && (245 >= a29)) && ( a23 <= -43 && ((a8==15) && (!(a4==1) && ((((a25==9) || (a25==10)) || (a25==11)) && (input == 3)))))))) [L450] COND FALSE !(((((!(a4==1) && (((((a25==10) || (a25==11)) || (a25==12)) && (input == 4)) && 277 < a29 )) && a23 <= -43 ) && (a8==15)) && (a3==1))) [L456] COND FALSE !(( ((140 < a29) && (245 >= a29)) && ((a8==15) && (((a25==12) && (!(a4==1) && ( a23 <= -43 && (input == 4)))) && (a3==1))))) [L463] COND FALSE !(((a3==1) && ((((((( 277 < a29 && (a4==1)) && (a25==12)) && 306 < a23 ) || ( 306 < a23 && (((a4==1) && 277 < a29 ) && (a25==13)))) || (((a25==9) && (!(a4==1) && a29 <= 140 )) && a23 <= -43 )) && (input == 2)) && (a8==15)))) [L470] COND FALSE !(((((input == 5) && (((((a25==12) && ((a4==1) && 277 < a29 )) && 306 < a23 ) || ((( 277 < a29 && (a4==1)) && (a25==13)) && 306 < a23 )) || ((( a29 <= 140 && !(a4==1)) && (a25==9)) && a23 <= -43 ))) && (a8==15)) && (a3==1))) [L477] COND FALSE !(((a25==12) && (((a3==1) && ((((input == 1) && a23 <= -43 ) && ((140 < a29) && (245 >= a29)) ) && !(a4==1))) && (a8==15)))) [L487] COND FALSE !((((a8==15) && (( ((-43 < a23) && (138 >= a23)) && ((input == 1) && (( ((140 < a29) && (245 >= a29)) && (a25==10)) || (((a25==13) && a29 <= 140 ) || ((a25==9) && ((140 < a29) && (245 >= a29)) ))))) && (a3==1))) && !(a4==1))) [L500] COND FALSE !(((a3==1) && ((a8==15) && (((((( ((140 < a29) && (245 >= a29)) && (a25==13)) || ((a25==9) && ((245 < a29) && (277 >= a29)) )) || ( ((245 < a29) && (277 >= a29)) && (a25==10))) && (input == 3)) && !(a4==1)) && a23 <= -43 )))) [L507] COND FALSE !((( a29 <= 140 && ( ((-43 < a23) && (138 >= a23)) && ((a3==1) && ((a8==15) && (((a25==12) || ((a25==10) || (a25==11))) && (input == 2)))))) && !(a4==1))) [L514] COND FALSE !((((a4==1) && ( 306 < a23 && ((((input == 3) && ((a25==9) || (a25==10))) && ((140 < a29) && (245 >= a29)) ) && (a3==1)))) && (a8==15))) [L526] COND FALSE !(((a4==1) && ((((a3==1) && ( 306 < a23 && (((a25==12) || ((a25==10) || (a25==11))) && (input == 4)))) && a29 <= 140 ) && (a8==15)))) [L531] COND FALSE !((((( ((-43 < a23) && (138 >= a23)) && ((!(a4==1) && (input == 5)) && (a3==1))) && (a25==9)) && a29 <= 140 ) && (a8==15))) [L537] COND FALSE !(( 306 < a23 && (((a8==15) && ((((input == 1) && ((a25==11) || (a25==12))) && (a4==1)) && (a3==1))) && ((140 < a29) && (245 >= a29)) ))) [L542] COND FALSE !(((((a8==15) && ( a23 <= -43 && (((input == 1) && ((a25==10) || (a25==11))) && a29 <= 140 ))) && !(a4==1)) && (a3==1))) [L549] COND FALSE !(((( a23 <= -43 && (!(a4==1) && ((a3==1) && (((a25==11) || ((a25==9) || (a25==10))) && (input == 5))))) && (a8==15)) && ((140 < a29) && (245 >= a29)) )) [L555] COND FALSE !(((a3==1) && ( ((-43 < a23) && (138 >= a23)) && ((a8==15) && ((((((a25==10) || (a25==11)) || (a25==12)) && (input == 5)) && a29 <= 140 ) && !(a4==1)))))) [L561] COND FALSE !(( 306 < a23 && (((a3==1) && ( 277 < a29 && (((input == 4) && (((a25==9) || (a25==10)) || (a25==11))) && (a8==15)))) && (a4==1)))) [L566] COND FALSE !((!(a4==1) && ( a23 <= -43 && ((a8==15) && (((((a25==12) || ((a25==10) || (a25==11))) && (input == 1)) && (a3==1)) && 277 < a29 ))))) [L572] COND FALSE !(( 277 < a29 && (((a25==13) && ( a23 <= -43 && (!(a4==1) && ((input == 1) && (a3==1))))) && (a8==15)))) [L575] COND FALSE !(((( ((-43 < a23) && (138 >= a23)) && (((a25==9) && ((input == 4) && !(a4==1))) && a29 <= 140 )) && (a3==1)) && (a8==15))) [L581] COND FALSE !(((a8==15) && ((((a3==1) && (((((a25==10) || (a25==11)) || (a25==12)) && (input == 3)) && (a4==1))) && 306 < a23 ) && a29 <= 140 ))) [L586] COND FALSE !((( ((-43 < a23) && (138 >= a23)) && ((a3==1) && (!(a4==1) && ((input == 4) && (((a25==10) && ((140 < a29) && (245 >= a29)) ) || (((a25==13) && a29 <= 140 ) || ( ((140 < a29) && (245 >= a29)) && (a25==9)))))))) && (a8==15))) [L598] COND FALSE !(((((a8==15) && ((!(a4==1) && (((a25==11) || ((a25==9) || (a25==10))) && (input == 6))) && (a3==1))) && a23 <= -43 ) && ((140 < a29) && (245 >= a29)) )) [L603] COND FALSE !(( a29 <= 140 && (((a4==1) && ((a8==15) && (((input == 6) && (((a25==10) || (a25==11)) || (a25==12))) && 306 < a23 ))) && (a3==1)))) [L615] COND FALSE !(((((((a3==1) && ((input == 5) && ((a25==11) || (a25==12)))) && (a4==1)) && 306 < a23 ) && ((140 < a29) && (245 >= a29)) ) && (a8==15))) [L621] COND FALSE !(((((a4==1) && ( 306 < a23 && ((a8==15) && (((a25==11) || (a25==12)) && (input == 2))))) && ((140 < a29) && (245 >= a29)) ) && (a3==1))) [L628] COND FALSE !(((((a8==15) && ( a23 <= -43 && (!(a4==1) && ((a25==11) && (input == 5))))) && (a3==1)) && ((245 < a29) && (277 >= a29)) )) [L635] COND FALSE !((((((((input == 2) && ((a25==9) || (a25==10))) && (a8==15)) && ((140 < a29) && (245 >= a29)) ) && 306 < a23 ) && (a3==1)) && (a4==1))) [L642] COND FALSE !(((a8==15) && (((( 277 < a29 && ((input == 2) && ((a25==11) || ((a25==9) || (a25==10))))) && (a4==1)) && (a3==1)) && 306 < a23 ))) [L647] COND FALSE !(((((( ((-43 < a23) && (138 >= a23)) && ((input == 3) && ((a25==12) || ((a25==10) || (a25==11))))) && !(a4==1)) && (a8==15)) && a29 <= 140 ) && (a3==1))) [L658] COND FALSE !((((!(a4==1) && ((((input == 6) && ((a25==12) || ((a25==10) || (a25==11)))) && (a8==15)) && ((-43 < a23) && (138 >= a23)) )) && (a3==1)) && a29 <= 140 )) [L663] COND FALSE !(((a25==9) && (( a29 <= 140 && ((a3==1) && (!(a4==1) && ( ((-43 < a23) && (138 >= a23)) && (input == 2))))) && (a8==15)))) [L670] COND FALSE !((!(a4==1) && ( a23 <= -43 && (((a8==15) && (((((a25==12) && ((245 < a29) && (277 >= a29)) ) || ( ((245 < a29) && (277 >= a29)) && (a25==13))) || ((a25==9) && 277 < a29 )) && (input == 3))) && (a3==1))))) [L675] COND FALSE !((((!(a4==1) && ((a3==1) && ((input == 5) && ((( ((245 < a29) && (277 >= a29)) && (a25==12)) || ((a25==13) && ((245 < a29) && (277 >= a29)) )) || ((a25==9) && 277 < a29 ))))) && a23 <= -43 ) && (a8==15))) [L681] COND FALSE !(( a23 <= -43 && (!(a4==1) && ( ((245 < a29) && (277 >= a29)) && ((a8==15) && ((a25==11) && ((a3==1) && (input == 3)))))))) [L688] COND FALSE !(((((a8==15) && ( 306 < a23 && ( ((140 < a29) && (245 >= a29)) && ((input == 1) && ((a25==9) || (a25==10)))))) && (a4==1)) && (a3==1))) [L694] COND FALSE !((!(a4==1) && (((((a3==1) && ((input == 2) && (((a25==9) || (a25==10)) || (a25==11)))) && ((140 < a29) && (245 >= a29)) ) && a23 <= -43 ) && (a8==15)))) [L706] COND FALSE !(((((((( ((245 < a29) && (277 >= a29)) && (a25==10)) || (( ((140 < a29) && (245 >= a29)) && (a25==13)) || ((a25==9) && ((245 < a29) && (277 >= a29)) ))) && (input == 6)) && (a3==1)) && 306 < a23 ) && (a4==1)) && (a8==15))) [L712] COND FALSE !(( 306 < a23 && ((a8==15) && ( 277 < a29 && ((a4==1) && ((a3==1) && ((((a25==9) || (a25==10)) || (a25==11)) && (input == 5)))))))) [L717] COND FALSE !(((( 277 < a29 && ((a8==15) && (((input == 6) && a23 <= -43 ) && (a25==13)))) && !(a4==1)) && (a3==1))) [L731] COND FALSE !(((a3==1) && (((!(a4==1) && ((( ((140 < a29) && (245 >= a29)) && (a25==10)) || (( a29 <= 140 && (a25==13)) || ((a25==9) && ((140 < a29) && (245 >= a29)) ))) && (input == 3))) && ((-43 < a23) && (138 >= a23)) ) && (a8==15)))) [L738] COND TRUE ((a3==1) && (( 306 < a23 && (((a4==1) && (((a25==12) || ((a25==10) || (a25==11))) && (input == 1))) && a29 <= 140 )) && (a8==15))) [L739] a29 = ((((a29 + 161077) + -91920) % 299861)- -300138) [L740] a25 = 9 [L742] RET return 26; [L1042] EXPR calculate_output(input) [L1042] output = calculate_output(input) [L1034] COND TRUE 1 [L1037] int input; [L1038] input = __VERIFIER_nondet_int() [L1039] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L1042] CALL, EXPR calculate_output(input) [L23] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L26] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L29] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==9)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L32] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L35] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L38] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L41] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==13)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L44] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L47] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L50] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L53] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==9)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L56] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==12)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L59] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==13)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L62] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L65] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L68] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==11)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L71] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L74] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L77] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L80] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L83] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L86] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==9)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L89] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L92] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L95] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L98] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L101] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L104] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L107] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L110] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L113] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L116] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L119] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==12)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L122] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L125] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L128] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==11)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L131] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L134] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==11)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L137] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==10)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L140] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==10)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L143] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==12)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L146] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L149] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L152] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==12)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L155] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L158] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L161] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L164] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L167] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==12)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L170] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==12)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L173] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==9)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L176] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==11)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L179] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L182] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==9)) && (a3==1)) && 306 < a23 ) && (a8==15))) [L185] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==13)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L188] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L191] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L194] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L197] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L200] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==13)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L203] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L207] COND FALSE !((( ((140 < a29) && (245 >= a29)) && ((a25==12) && ( a23 <= -43 && ((a8==15) && ((input == 6) && (a3==1)))))) && !(a4==1))) [L214] COND FALSE !((!(a4==1) && (((a3==1) && ((((((a25==13) && ((140 < a29) && (245 >= a29)) ) || ((a25==9) && ((245 < a29) && (277 >= a29)) )) || ( ((245 < a29) && (277 >= a29)) && (a25==10))) && (input == 4)) && a23 <= -43 )) && (a8==15)))) [L221] COND FALSE !(((a25==11) && (!(a4==1) && (((((input == 2) && (a3==1)) && a23 <= -43 ) && (a8==15)) && ((245 < a29) && (277 >= a29)) )))) [L227] COND FALSE !(((( a29 <= 140 && ((a3==1) && (((input == 5) && (a25==13)) && (a4==1)))) && (a8==15)) && 306 < a23 )) [L233] COND FALSE !((((a8==15) && (((((((a4==1) && 277 < a29 ) && (a25==12)) && 306 < a23 ) || ( 306 < a23 && (((a4==1) && 277 < a29 ) && (a25==13)))) || ((( a29 <= 140 && !(a4==1)) && (a25==9)) && a23 <= -43 )) && (input == 6))) && (a3==1))) [L240] COND FALSE !(((((input == 4) && (( a23 <= -43 && ((a25==9) && (!(a4==1) && a29 <= 140 ))) || (((( 277 < a29 && (a4==1)) && (a25==12)) && 306 < a23 ) || ( 306 < a23 && ((a25==13) && ( 277 < a29 && (a4==1))))))) && (a8==15)) && (a3==1))) [L247] COND FALSE !((((a3==1) && (!(a4==1) && (( a29 <= 140 && ((input == 1) && ((a25==12) || ((a25==10) || (a25==11))))) && ((-43 < a23) && (138 >= a23)) ))) && (a8==15))) [L254] COND FALSE !(((( ((245 < a29) && (277 >= a29)) && (( a23 <= -43 && (!(a4==1) && (input == 1))) && (a25==11))) && (a8==15)) && (a3==1))) [L260] COND FALSE !(((((a4==1) && (((input == 1) && (( ((245 < a29) && (277 >= a29)) && (a25==10)) || (((a25==13) && ((140 < a29) && (245 >= a29)) ) || ((a25==9) && ((245 < a29) && (277 >= a29)) )))) && (a8==15))) && 306 < a23 ) && (a3==1))) [L265] COND FALSE !((( 277 < a29 && (((a8==15) && ( a23 <= -43 && ((input == 2) && (a3==1)))) && !(a4==1))) && (a25==13))) [L268] COND FALSE !(( a29 <= 140 && ((((a8==15) && ((a3==1) && ((input == 1) && ((a25==12) || (a25==13))))) && !(a4==1)) && a23 <= -43 ))) [L275] COND TRUE (((a4==1) && ((a8==15) && (((a3==1) && (((a25==9) || (a25==10)) && (input == 5))) && ((140 < a29) && (245 >= a29)) ))) && 306 < a23 ) [L276] a23 = ((((a23 * -2)/ 10) * 4) * 1) [L277] a25 = 13 [L279] RET return -1; [L1042] EXPR calculate_output(input) [L1042] output = calculate_output(input) [L1034] COND TRUE 1 [L1037] int input; [L1038] input = __VERIFIER_nondet_int() [L1039] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L1042] CALL calculate_output(input) [L23] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L26] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L29] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==9)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L32] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L35] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L38] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==11)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L41] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==13)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L44] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L47] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L50] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L53] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==9)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L56] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==12)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L59] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==13)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L62] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L65] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L68] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==11)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L71] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L74] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L77] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==11)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L80] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L83] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L86] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==9)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L89] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L92] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L95] COND FALSE !(((((( a29 <= 140 && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L98] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && ((-43 < a23) && (138 >= a23)) ) && (a8==15))) [L101] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L104] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L107] COND FALSE !(((((( 277 < a29 && (a4==1)) && (a25==13)) && (a3==1)) && a23 <= -43 ) && (a8==15))) [L110] COND FALSE !(((((( ((140 < a29) && (245 >= a29)) && (a4==1)) && (a25==12)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L113] COND FALSE !(((((( ((245 < a29) && (277 >= a29)) && (a4==1)) && (a25==10)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15))) [L116] COND TRUE ((((( 277 < a29 && (a4==1)) && (a25==9)) && (a3==1)) && ((138 < a23) && (306 >= a23)) ) && (a8==15)) [L117] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 293 locations, 1 error locations. UNKNOWN Result, 88.9s OverallTime, 17 OverallIterations, 3 TraceHistogramMax, 72.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4508 SDtfs, 16635 SDslu, 7575 SDs, 0 SdLazy, 47115 SolverSat, 3994 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 59.1s Time, PredicateUnifierStatistics: 32 DeclaredPredicates, 3675 GetRequests, 3416 SyntacticMatches, 0 SemanticMatches, 259 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 810 ImplicationChecksByTransitivity, 4.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=35214occurred in iteration=16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 6.7s AbstIntTime, 17 AbstIntIterations, 16 AbstIntStrong, 0.9975606940505393 AbsIntWeakeningRatio, 0.11681715575620767 AbsIntAvgWeakeningVarsNumRemoved, 22.63402934537246 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 2.6s AutomataMinimizationTime, 16 MinimizatonAttempts, 1157 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: No data available, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem11_label54_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_INT-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-19_06-09-24-449.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem11_label54_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_INT-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-19_06-09-24-449.csv Received shutdown request...