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/Problem10_label11_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-19 06:01:41,639 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-19 06:01:41,641 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-19 06:01:41,653 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-19 06:01:41,653 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-19 06:01:41,655 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-19 06:01:41,656 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-19 06:01:41,658 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-19 06:01:41,659 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-19 06:01:41,660 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-19 06:01:41,661 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-19 06:01:41,661 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-19 06:01:41,662 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-19 06:01:41,663 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-19 06:01:41,665 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-19 06:01:41,665 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-19 06:01:41,666 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-19 06:01:41,668 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-19 06:01:41,670 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-19 06:01:41,672 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-19 06:01:41,673 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-19 06:01:41,674 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-19 06:01:41,677 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-19 06:01:41,677 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-19 06:01:41,678 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-19 06:01:41,679 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-19 06:01:41,680 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-19 06:01:41,681 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-19 06:01:41,681 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-19 06:01:41,683 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-19 06:01:41,683 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-19 06:01:41,684 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-09-19 06:01:41,686 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 06:01:41,702 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-19 06:01:41,702 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-19 06:01:41,703 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-19 06:01:41,703 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-19 06:01:41,703 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-19 06:01:41,704 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-19 06:01:41,704 INFO L133 SettingsManager]: * Congruence Domain=false [2018-09-19 06:01:41,704 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-19 06:01:41,704 INFO L133 SettingsManager]: * Octagon Domain=false [2018-09-19 06:01:41,704 INFO L133 SettingsManager]: * Abstract domain=IntervalDomain [2018-09-19 06:01:41,705 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-19 06:01:41,705 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-19 06:01:41,705 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-19 06:01:41,706 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-19 06:01:41,706 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-19 06:01:41,706 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-19 06:01:41,706 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-19 06:01:41,707 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-19 06:01:41,707 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-19 06:01:41,707 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-19 06:01:41,707 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-19 06:01:41,707 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-19 06:01:41,708 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-19 06:01:41,708 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-19 06:01:41,708 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-19 06:01:41,708 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-19 06:01:41,708 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-19 06:01:41,709 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-19 06:01:41,709 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-19 06:01:41,709 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-19 06:01:41,709 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-19 06:01:41,709 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-19 06:01:41,710 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-19 06:01:41,710 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-19 06:01:41,710 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-19 06:01:41,754 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-19 06:01:41,767 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-19 06:01:41,771 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-19 06:01:41,773 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-19 06:01:41,773 INFO L276 PluginConnector]: CDTParser initialized [2018-09-19 06:01:41,774 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label11_true-unreach-call.c [2018-09-19 06:01:42,119 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/697600b32/6d344c6a0a4743e39a7f623a593fd453/FLAG1acdd615e [2018-09-19 06:01:42,427 INFO L277 CDTParser]: Found 1 translation units. [2018-09-19 06:01:42,428 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label11_true-unreach-call.c [2018-09-19 06:01:42,445 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/697600b32/6d344c6a0a4743e39a7f623a593fd453/FLAG1acdd615e [2018-09-19 06:01:42,464 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/697600b32/6d344c6a0a4743e39a7f623a593fd453 [2018-09-19 06:01:42,475 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-19 06:01:42,478 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-19 06:01:42,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-19 06:01:42,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-19 06:01:42,487 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-19 06:01:42,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:01:42" (1/1) ... [2018-09-19 06:01:42,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31992bf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:01:42, skipping insertion in model container [2018-09-19 06:01:42,491 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:01:42" (1/1) ... [2018-09-19 06:01:42,503 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-19 06:01:42,992 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 06:01:43,015 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-19 06:01:43,175 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 06:01:43,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:01:43 WrapperNode [2018-09-19 06:01:43,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-19 06:01:43,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-19 06:01:43,236 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-19 06:01:43,236 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-19 06:01:43,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:01:43" (1/1) ... [2018-09-19 06:01:43,282 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:01:43" (1/1) ... [2018-09-19 06:01:43,372 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-19 06:01:43,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-19 06:01:43,373 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-19 06:01:43,373 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-19 06:01:43,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:01:43" (1/1) ... [2018-09-19 06:01:43,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:01:43" (1/1) ... [2018-09-19 06:01:43,570 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:01:43" (1/1) ... [2018-09-19 06:01:43,570 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:01:43" (1/1) ... [2018-09-19 06:01:43,613 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:01:43" (1/1) ... [2018-09-19 06:01:43,634 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:01:43" (1/1) ... [2018-09-19 06:01:43,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:01:43" (1/1) ... [2018-09-19 06:01:43,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-19 06:01:43,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-19 06:01:43,669 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-19 06:01:43,670 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-19 06:01:43,671 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:01:43" (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 06:01:43,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-19 06:01:43,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-19 06:01:43,756 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-19 06:01:43,757 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-19 06:01:43,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-19 06:01:43,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-19 06:01:43,757 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-19 06:01:43,757 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-19 06:01:47,323 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-19 06:01:47,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:01:47 BoogieIcfgContainer [2018-09-19 06:01:47,324 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-19 06:01:47,325 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-19 06:01:47,325 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-19 06:01:47,329 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-19 06:01:47,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.09 06:01:42" (1/3) ... [2018-09-19 06:01:47,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a472495 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 06:01:47, skipping insertion in model container [2018-09-19 06:01:47,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:01:43" (2/3) ... [2018-09-19 06:01:47,331 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a472495 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 06:01:47, skipping insertion in model container [2018-09-19 06:01:47,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:01:47" (3/3) ... [2018-09-19 06:01:47,332 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label11_true-unreach-call.c [2018-09-19 06:01:47,342 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-19 06:01:47,353 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-19 06:01:47,406 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-19 06:01:47,406 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-19 06:01:47,407 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-19 06:01:47,407 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-19 06:01:47,407 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-19 06:01:47,407 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-19 06:01:47,407 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-19 06:01:47,408 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-19 06:01:47,408 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-19 06:01:47,435 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-09-19 06:01:47,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-19 06:01:47,446 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:01:47,447 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 06:01:47,448 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:01:47,453 INFO L82 PathProgramCache]: Analyzing trace with hash 1604912700, now seen corresponding path program 1 times [2018-09-19 06:01:47,455 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:01:47,456 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 69 with the following transitions: [2018-09-19 06:01:47,459 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [796], [800], [806], [810], [817], [818], [819], [821] [2018-09-19 06:01:47,501 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:01:47,502 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:01:47,829 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:01:47,831 INFO L272 AbstractInterpreter]: Visited 67 different actions 67 times. Never merged. Never widened. Never found a fixpoint. Largest state had 23 variables. [2018-09-19 06:01:47,876 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:01:48,047 INFO L232 lantSequenceWeakener]: Weakened 65 states. On average, predicates are now at 75.72% of their original sizes. [2018-09-19 06:01:48,048 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:01:48,292 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:01:48,294 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:01:48,294 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-19 06:01:48,295 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:01:48,301 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-19 06:01:48,309 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-19 06:01:48,310 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-09-19 06:01:48,312 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 6 states. [2018-09-19 06:01:50,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:01:50,825 INFO L93 Difference]: Finished difference Result 576 states and 995 transitions. [2018-09-19 06:01:50,826 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-09-19 06:01:50,827 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2018-09-19 06:01:50,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:01:50,845 INFO L225 Difference]: With dead ends: 576 [2018-09-19 06:01:50,846 INFO L226 Difference]: Without dead ends: 358 [2018-09-19 06:01:50,853 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 67 GetRequests, 63 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 06:01:50,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2018-09-19 06:01:50,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 356. [2018-09-19 06:01:50,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-09-19 06:01:50,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 497 transitions. [2018-09-19 06:01:50,929 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 497 transitions. Word has length 68 [2018-09-19 06:01:50,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:01:50,929 INFO L480 AbstractCegarLoop]: Abstraction has 356 states and 497 transitions. [2018-09-19 06:01:50,930 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-19 06:01:50,930 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 497 transitions. [2018-09-19 06:01:50,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-19 06:01:50,938 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:01:50,938 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, 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] [2018-09-19 06:01:50,938 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:01:50,939 INFO L82 PathProgramCache]: Analyzing trace with hash -1663036981, now seen corresponding path program 1 times [2018-09-19 06:01:50,939 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:01:50,939 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 140 with the following transitions: [2018-09-19 06:01:50,940 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [498], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:01:50,945 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:01:50,945 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:01:51,055 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:01:51,163 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:01:51,165 INFO L272 AbstractInterpreter]: Visited 78 different actions 221 times. Merged at 5 different actions 9 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-09-19 06:01:51,195 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:01:51,415 INFO L232 lantSequenceWeakener]: Weakened 136 states. On average, predicates are now at 74.22% of their original sizes. [2018-09-19 06:01:51,415 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:01:51,954 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:01:51,954 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:01:51,955 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:01:51,955 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:01:51,956 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:01:51,957 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:01:51,957 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:01:51,957 INFO L87 Difference]: Start difference. First operand 356 states and 497 transitions. Second operand 10 states. [2018-09-19 06:01:54,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:01:54,900 INFO L93 Difference]: Finished difference Result 717 states and 1132 transitions. [2018-09-19 06:01:54,903 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-09-19 06:01:54,904 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 139 [2018-09-19 06:01:54,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:01:54,910 INFO L225 Difference]: With dead ends: 717 [2018-09-19 06:01:54,910 INFO L226 Difference]: Without dead ends: 511 [2018-09-19 06:01:54,915 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 145 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2018-09-19 06:01:54,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2018-09-19 06:01:54,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 505. [2018-09-19 06:01:54,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 505 states. [2018-09-19 06:01:54,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 669 transitions. [2018-09-19 06:01:54,955 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 669 transitions. Word has length 139 [2018-09-19 06:01:54,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:01:54,956 INFO L480 AbstractCegarLoop]: Abstraction has 505 states and 669 transitions. [2018-09-19 06:01:54,956 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:01:54,956 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 669 transitions. [2018-09-19 06:01:54,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-09-19 06:01:54,960 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:01:54,960 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, 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] [2018-09-19 06:01:54,961 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:01:54,961 INFO L82 PathProgramCache]: Analyzing trace with hash 325102480, now seen corresponding path program 1 times [2018-09-19 06:01:54,961 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:01:54,962 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 149 with the following transitions: [2018-09-19 06:01:54,962 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [534], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:01:54,966 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:01:54,967 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:01:55,024 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:01:55,121 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:01:55,122 INFO L272 AbstractInterpreter]: Visited 87 different actions 248 times. Merged at 5 different actions 9 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-09-19 06:01:55,159 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:01:55,406 INFO L232 lantSequenceWeakener]: Weakened 145 states. On average, predicates are now at 74.13% of their original sizes. [2018-09-19 06:01:55,406 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:01:56,003 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:01:56,003 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:01:56,004 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:01:56,004 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:01:56,005 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:01:56,005 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:01:56,005 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:01:56,005 INFO L87 Difference]: Start difference. First operand 505 states and 669 transitions. Second operand 10 states. [2018-09-19 06:02:01,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:02:01,091 INFO L93 Difference]: Finished difference Result 1149 states and 1736 transitions. [2018-09-19 06:02:01,094 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:02:01,094 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 148 [2018-09-19 06:02:01,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:02:01,100 INFO L225 Difference]: With dead ends: 1149 [2018-09-19 06:02:01,100 INFO L226 Difference]: Without dead ends: 794 [2018-09-19 06:02:01,102 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 155 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-09-19 06:02:01,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 794 states. [2018-09-19 06:02:01,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 794 to 783. [2018-09-19 06:02:01,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 783 states. [2018-09-19 06:02:01,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 783 states and 1001 transitions. [2018-09-19 06:02:01,138 INFO L78 Accepts]: Start accepts. Automaton has 783 states and 1001 transitions. Word has length 148 [2018-09-19 06:02:01,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:02:01,139 INFO L480 AbstractCegarLoop]: Abstraction has 783 states and 1001 transitions. [2018-09-19 06:02:01,139 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:02:01,139 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1001 transitions. [2018-09-19 06:02:01,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-09-19 06:02:01,144 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:02:01,144 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, 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] [2018-09-19 06:02:01,144 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:02:01,145 INFO L82 PathProgramCache]: Analyzing trace with hash -1281463288, now seen corresponding path program 1 times [2018-09-19 06:02:01,145 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:02:01,145 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 185 with the following transitions: [2018-09-19 06:02:01,145 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [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], [619], [623], [627], [631], [635], [639], [643], [647], [651], [655], [659], [663], [667], [671], [675], [678], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:02:01,150 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:02:01,150 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:02:01,219 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:02:01,388 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:02:01,388 INFO L272 AbstractInterpreter]: Visited 123 different actions 356 times. Merged at 5 different actions 9 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-09-19 06:02:01,419 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:02:01,590 INFO L232 lantSequenceWeakener]: Weakened 181 states. On average, predicates are now at 73.85% of their original sizes. [2018-09-19 06:02:01,591 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:02:01,916 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:02:01,916 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:02:01,917 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:02:01,917 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:02:01,918 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:02:01,918 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:02:01,918 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:02:01,918 INFO L87 Difference]: Start difference. First operand 783 states and 1001 transitions. Second operand 10 states. [2018-09-19 06:02:06,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:02:06,334 INFO L93 Difference]: Finished difference Result 1723 states and 2332 transitions. [2018-09-19 06:02:06,337 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-09-19 06:02:06,338 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 184 [2018-09-19 06:02:06,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:02:06,345 INFO L225 Difference]: With dead ends: 1723 [2018-09-19 06:02:06,345 INFO L226 Difference]: Without dead ends: 1090 [2018-09-19 06:02:06,348 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 190 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2018-09-19 06:02:06,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1090 states. [2018-09-19 06:02:06,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1090 to 1081. [2018-09-19 06:02:06,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1081 states. [2018-09-19 06:02:06,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 1081 states and 1351 transitions. [2018-09-19 06:02:06,379 INFO L78 Accepts]: Start accepts. Automaton has 1081 states and 1351 transitions. Word has length 184 [2018-09-19 06:02:06,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:02:06,380 INFO L480 AbstractCegarLoop]: Abstraction has 1081 states and 1351 transitions. [2018-09-19 06:02:06,380 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:02:06,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1351 transitions. [2018-09-19 06:02:06,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-09-19 06:02:06,384 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:02:06,385 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, 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] [2018-09-19 06:02:06,385 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:02:06,385 INFO L82 PathProgramCache]: Analyzing trace with hash 1550382411, now seen corresponding path program 1 times [2018-09-19 06:02:06,386 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:02:06,386 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 204 with the following transitions: [2018-09-19 06:02:06,386 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [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], [619], [623], [627], [631], [635], [639], [643], [647], [651], [655], [659], [663], [667], [671], [675], [679], [683], [687], [691], [695], [699], [703], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [754], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:02:06,391 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:02:06,391 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:02:06,568 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:02:06,568 INFO L272 AbstractInterpreter]: Visited 142 different actions 413 times. Merged at 5 different actions 9 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-09-19 06:02:06,572 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:02:06,706 INFO L232 lantSequenceWeakener]: Weakened 200 states. On average, predicates are now at 73.74% of their original sizes. [2018-09-19 06:02:06,706 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:02:06,813 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:02:06,814 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:02:06,814 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:02:06,814 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:02:06,814 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:02:06,814 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:02:06,815 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:02:06,815 INFO L87 Difference]: Start difference. First operand 1081 states and 1351 transitions. Second operand 10 states. [2018-09-19 06:02:09,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:02:09,411 INFO L93 Difference]: Finished difference Result 2464 states and 3201 transitions. [2018-09-19 06:02:09,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-09-19 06:02:09,413 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 203 [2018-09-19 06:02:09,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:02:09,421 INFO L225 Difference]: With dead ends: 2464 [2018-09-19 06:02:09,421 INFO L226 Difference]: Without dead ends: 1533 [2018-09-19 06:02:09,424 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 209 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2018-09-19 06:02:09,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1533 states. [2018-09-19 06:02:09,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1533 to 1521. [2018-09-19 06:02:09,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1521 states. [2018-09-19 06:02:09,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1521 states and 1842 transitions. [2018-09-19 06:02:09,467 INFO L78 Accepts]: Start accepts. Automaton has 1521 states and 1842 transitions. Word has length 203 [2018-09-19 06:02:09,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:02:09,468 INFO L480 AbstractCegarLoop]: Abstraction has 1521 states and 1842 transitions. [2018-09-19 06:02:09,468 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:02:09,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 1842 transitions. [2018-09-19 06:02:09,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-09-19 06:02:09,472 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:02:09,472 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 06:02:09,473 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:02:09,473 INFO L82 PathProgramCache]: Analyzing trace with hash 618517991, now seen corresponding path program 1 times [2018-09-19 06:02:09,473 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:02:09,473 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 216 with the following transitions: [2018-09-19 06:02:09,474 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [498], [499], [503], [507], [511], [515], [518], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:02:09,480 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:02:09,480 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:02:09,516 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:02:09,586 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:02:09,586 INFO L272 AbstractInterpreter]: Visited 84 different actions 323 times. Merged at 7 different actions 20 times. Never widened. Found 4 fixpoints after 1 different actions. Largest state had 24 variables. [2018-09-19 06:02:09,614 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:02:09,737 INFO L232 lantSequenceWeakener]: Weakened 212 states. On average, predicates are now at 73.73% of their original sizes. [2018-09-19 06:02:09,738 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:02:09,941 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:02:09,942 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:02:09,942 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:02:09,942 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:02:09,943 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:02:09,943 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:02:09,943 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:02:09,943 INFO L87 Difference]: Start difference. First operand 1521 states and 1842 transitions. Second operand 10 states. [2018-09-19 06:02:11,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:02:11,899 INFO L93 Difference]: Finished difference Result 3061 states and 3845 transitions. [2018-09-19 06:02:11,911 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:02:11,911 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 215 [2018-09-19 06:02:11,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:02:11,925 INFO L225 Difference]: With dead ends: 3061 [2018-09-19 06:02:11,926 INFO L226 Difference]: Without dead ends: 1690 [2018-09-19 06:02:11,931 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 222 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-09-19 06:02:11,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1690 states. [2018-09-19 06:02:11,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1690 to 1672. [2018-09-19 06:02:11,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1672 states. [2018-09-19 06:02:12,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1672 states and 2020 transitions. [2018-09-19 06:02:12,067 INFO L78 Accepts]: Start accepts. Automaton has 1672 states and 2020 transitions. Word has length 215 [2018-09-19 06:02:12,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:02:12,067 INFO L480 AbstractCegarLoop]: Abstraction has 1672 states and 2020 transitions. [2018-09-19 06:02:12,068 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:02:12,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 2020 transitions. [2018-09-19 06:02:12,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-09-19 06:02:12,074 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:02:12,074 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 06:02:12,074 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:02:12,075 INFO L82 PathProgramCache]: Analyzing trace with hash -600033405, now seen corresponding path program 1 times [2018-09-19 06:02:12,075 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:02:12,075 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 218 with the following transitions: [2018-09-19 06:02:12,076 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [498], [499], [503], [507], [511], [515], [519], [523], [526], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:02:12,078 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:02:12,081 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:02:12,114 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:02:12,204 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:02:12,204 INFO L272 AbstractInterpreter]: Visited 86 different actions 332 times. Merged at 7 different actions 21 times. Never widened. Found 4 fixpoints after 2 different actions. Largest state had 24 variables. [2018-09-19 06:02:12,241 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:02:12,373 INFO L232 lantSequenceWeakener]: Weakened 214 states. On average, predicates are now at 73.72% of their original sizes. [2018-09-19 06:02:12,374 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:02:12,924 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:02:12,925 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:02:12,925 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:02:12,925 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:02:12,926 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:02:12,926 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:02:12,926 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:02:12,926 INFO L87 Difference]: Start difference. First operand 1672 states and 2020 transitions. Second operand 10 states. [2018-09-19 06:02:14,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:02:14,609 INFO L93 Difference]: Finished difference Result 3362 states and 4211 transitions. [2018-09-19 06:02:14,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:02:14,618 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 217 [2018-09-19 06:02:14,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:02:14,627 INFO L225 Difference]: With dead ends: 3362 [2018-09-19 06:02:14,627 INFO L226 Difference]: Without dead ends: 1840 [2018-09-19 06:02:14,631 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 224 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-09-19 06:02:14,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1840 states. [2018-09-19 06:02:14,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1840 to 1823. [2018-09-19 06:02:14,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1823 states. [2018-09-19 06:02:14,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1823 states to 1823 states and 2218 transitions. [2018-09-19 06:02:14,683 INFO L78 Accepts]: Start accepts. Automaton has 1823 states and 2218 transitions. Word has length 217 [2018-09-19 06:02:14,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:02:14,684 INFO L480 AbstractCegarLoop]: Abstraction has 1823 states and 2218 transitions. [2018-09-19 06:02:14,684 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:02:14,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 2218 transitions. [2018-09-19 06:02:14,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-09-19 06:02:14,689 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:02:14,689 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 06:02:14,690 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:02:14,690 INFO L82 PathProgramCache]: Analyzing trace with hash 980513467, now seen corresponding path program 1 times [2018-09-19 06:02:14,690 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:02:14,690 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 222 with the following transitions: [2018-09-19 06:02:14,690 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [498], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [542], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:02:14,692 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:02:14,693 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:02:14,718 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:02:14,797 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:02:14,798 INFO L272 AbstractInterpreter]: Visited 90 different actions 348 times. Merged at 7 different actions 21 times. Never widened. Found 4 fixpoints after 2 different actions. Largest state had 24 variables. [2018-09-19 06:02:14,836 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:02:14,953 INFO L232 lantSequenceWeakener]: Weakened 218 states. On average, predicates are now at 73.7% of their original sizes. [2018-09-19 06:02:14,953 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:02:15,038 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:02:15,039 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:02:15,039 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:02:15,039 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:02:15,040 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:02:15,040 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:02:15,040 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:02:15,040 INFO L87 Difference]: Start difference. First operand 1823 states and 2218 transitions. Second operand 10 states. [2018-09-19 06:02:16,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:02:16,922 INFO L93 Difference]: Finished difference Result 3819 states and 4796 transitions. [2018-09-19 06:02:16,930 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:02:16,931 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 221 [2018-09-19 06:02:16,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:02:16,942 INFO L225 Difference]: With dead ends: 3819 [2018-09-19 06:02:16,942 INFO L226 Difference]: Without dead ends: 2146 [2018-09-19 06:02:16,947 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 228 GetRequests, 212 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 06:02:16,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2146 states. [2018-09-19 06:02:16,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2146 to 2123. [2018-09-19 06:02:16,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2123 states. [2018-09-19 06:02:17,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2123 states to 2123 states and 2596 transitions. [2018-09-19 06:02:17,006 INFO L78 Accepts]: Start accepts. Automaton has 2123 states and 2596 transitions. Word has length 221 [2018-09-19 06:02:17,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:02:17,007 INFO L480 AbstractCegarLoop]: Abstraction has 2123 states and 2596 transitions. [2018-09-19 06:02:17,007 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:02:17,007 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 2596 transitions. [2018-09-19 06:02:17,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-09-19 06:02:17,013 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:02:17,013 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 06:02:17,014 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:02:17,014 INFO L82 PathProgramCache]: Analyzing trace with hash 630617619, now seen corresponding path program 1 times [2018-09-19 06:02:17,014 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:02:17,014 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 222 with the following transitions: [2018-09-19 06:02:17,015 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [499], [503], [506], [507], [511], [515], [519], [523], [527], [531], [534], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:02:17,017 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:02:17,017 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:02:17,051 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:02:17,127 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:02:17,127 INFO L272 AbstractInterpreter]: Visited 88 different actions 340 times. Merged at 7 different actions 21 times. Never widened. Found 4 fixpoints after 2 different actions. Largest state had 24 variables. [2018-09-19 06:02:17,153 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:02:17,291 INFO L232 lantSequenceWeakener]: Weakened 218 states. On average, predicates are now at 73.7% of their original sizes. [2018-09-19 06:02:17,291 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:02:17,920 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:02:17,921 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:02:17,921 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:02:17,921 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:02:17,921 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:02:17,921 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:02:17,922 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:02:17,922 INFO L87 Difference]: Start difference. First operand 2123 states and 2596 transitions. Second operand 10 states. [2018-09-19 06:02:20,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:02:20,136 INFO L93 Difference]: Finished difference Result 4418 states and 5553 transitions. [2018-09-19 06:02:20,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:02:20,137 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 221 [2018-09-19 06:02:20,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:02:20,149 INFO L225 Difference]: With dead ends: 4418 [2018-09-19 06:02:20,149 INFO L226 Difference]: Without dead ends: 2445 [2018-09-19 06:02:20,154 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 228 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-09-19 06:02:20,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2445 states. [2018-09-19 06:02:20,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2445 to 2411. [2018-09-19 06:02:20,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2411 states. [2018-09-19 06:02:20,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2411 states to 2411 states and 2974 transitions. [2018-09-19 06:02:20,215 INFO L78 Accepts]: Start accepts. Automaton has 2411 states and 2974 transitions. Word has length 221 [2018-09-19 06:02:20,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:02:20,216 INFO L480 AbstractCegarLoop]: Abstraction has 2411 states and 2974 transitions. [2018-09-19 06:02:20,216 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:02:20,216 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 2974 transitions. [2018-09-19 06:02:20,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-09-19 06:02:20,224 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:02:20,224 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, 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, 1, 1, 1, 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 06:02:20,224 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:02:20,225 INFO L82 PathProgramCache]: Analyzing trace with hash 708343695, now seen corresponding path program 1 times [2018-09-19 06:02:20,225 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:02:20,225 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 228 with the following transitions: [2018-09-19 06:02:20,225 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [498], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [566], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:02:20,227 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:02:20,227 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:02:20,255 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:02:22,849 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:02:22,849 INFO L272 AbstractInterpreter]: Visited 96 different actions 372 times. Merged at 7 different actions 21 times. Never widened. Found 4 fixpoints after 2 different actions. Largest state had 24 variables. [2018-09-19 06:02:22,850 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:02:23,401 INFO L232 lantSequenceWeakener]: Weakened 224 states. On average, predicates are now at 73.68% of their original sizes. [2018-09-19 06:02:23,401 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:02:23,505 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:02:23,506 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:02:23,506 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:02:23,506 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:02:23,507 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:02:23,507 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:02:23,507 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:02:23,507 INFO L87 Difference]: Start difference. First operand 2411 states and 2974 transitions. Second operand 10 states. [2018-09-19 06:02:25,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:02:25,918 INFO L93 Difference]: Finished difference Result 4850 states and 6141 transitions. [2018-09-19 06:02:25,919 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:02:25,919 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 227 [2018-09-19 06:02:25,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:02:25,928 INFO L225 Difference]: With dead ends: 4850 [2018-09-19 06:02:25,928 INFO L226 Difference]: Without dead ends: 2589 [2018-09-19 06:02:25,934 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 234 GetRequests, 218 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 06:02:25,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2589 states. [2018-09-19 06:02:25,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2589 to 2566. [2018-09-19 06:02:25,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2566 states. [2018-09-19 06:02:25,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 2566 states and 3192 transitions. [2018-09-19 06:02:25,994 INFO L78 Accepts]: Start accepts. Automaton has 2566 states and 3192 transitions. Word has length 227 [2018-09-19 06:02:25,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:02:25,994 INFO L480 AbstractCegarLoop]: Abstraction has 2566 states and 3192 transitions. [2018-09-19 06:02:25,994 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:02:25,995 INFO L276 IsEmpty]: Start isEmpty. Operand 2566 states and 3192 transitions. [2018-09-19 06:02:26,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-09-19 06:02:26,002 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:02:26,003 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:02:26,003 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:02:26,003 INFO L82 PathProgramCache]: Analyzing trace with hash 973311112, now seen corresponding path program 1 times [2018-09-19 06:02:26,003 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:02:26,004 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 237 with the following transitions: [2018-09-19 06:02:26,004 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [498], [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], [602], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:02:26,006 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:02:26,006 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:02:26,035 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:02:26,661 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:02:26,661 INFO L272 AbstractInterpreter]: Visited 105 different actions 407 times. Merged at 7 different actions 20 times. Never widened. Found 4 fixpoints after 1 different actions. Largest state had 24 variables. [2018-09-19 06:02:26,691 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:02:26,961 INFO L232 lantSequenceWeakener]: Weakened 233 states. On average, predicates are now at 73.64% of their original sizes. [2018-09-19 06:02:26,962 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:02:27,162 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:02:27,163 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:02:27,163 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:02:27,163 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:02:27,163 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:02:27,164 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:02:27,164 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:02:27,164 INFO L87 Difference]: Start difference. First operand 2566 states and 3192 transitions. Second operand 10 states. [2018-09-19 06:02:28,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:02:28,814 INFO L93 Difference]: Finished difference Result 5163 states and 6584 transitions. [2018-09-19 06:02:28,822 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:02:28,823 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 236 [2018-09-19 06:02:28,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:02:28,834 INFO L225 Difference]: With dead ends: 5163 [2018-09-19 06:02:28,834 INFO L226 Difference]: Without dead ends: 2747 [2018-09-19 06:02:28,840 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 243 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-09-19 06:02:28,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2747 states. [2018-09-19 06:02:28,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2747 to 2721. [2018-09-19 06:02:28,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2721 states. [2018-09-19 06:02:28,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 2721 states and 3412 transitions. [2018-09-19 06:02:28,900 INFO L78 Accepts]: Start accepts. Automaton has 2721 states and 3412 transitions. Word has length 236 [2018-09-19 06:02:28,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:02:28,901 INFO L480 AbstractCegarLoop]: Abstraction has 2721 states and 3412 transitions. [2018-09-19 06:02:28,901 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:02:28,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2721 states and 3412 transitions. [2018-09-19 06:02:28,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-09-19 06:02:28,908 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:02:28,908 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:02:28,909 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:02:28,909 INFO L82 PathProgramCache]: Analyzing trace with hash -1129865956, now seen corresponding path program 1 times [2018-09-19 06:02:28,909 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:02:28,909 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 243 with the following transitions: [2018-09-19 06:02:28,910 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [498], [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], [619], [623], [626], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:02:28,912 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:02:28,912 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:02:28,938 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:02:29,092 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:02:29,092 INFO L272 AbstractInterpreter]: Visited 111 different actions 432 times. Merged at 7 different actions 21 times. Never widened. Found 4 fixpoints after 2 different actions. Largest state had 24 variables. [2018-09-19 06:02:29,130 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:02:29,261 INFO L232 lantSequenceWeakener]: Weakened 239 states. On average, predicates are now at 73.62% of their original sizes. [2018-09-19 06:02:29,261 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:02:29,367 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:02:29,368 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:02:29,368 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:02:29,368 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:02:29,368 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:02:29,368 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:02:29,369 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:02:29,369 INFO L87 Difference]: Start difference. First operand 2721 states and 3412 transitions. Second operand 10 states. [2018-09-19 06:02:31,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:02:31,886 INFO L93 Difference]: Finished difference Result 5472 states and 7022 transitions. [2018-09-19 06:02:31,886 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:02:31,886 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 242 [2018-09-19 06:02:31,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:02:31,897 INFO L225 Difference]: With dead ends: 5472 [2018-09-19 06:02:31,897 INFO L226 Difference]: Without dead ends: 2901 [2018-09-19 06:02:31,904 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 249 GetRequests, 233 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 06:02:31,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2901 states. [2018-09-19 06:02:31,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2901 to 2876. [2018-09-19 06:02:31,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2876 states. [2018-09-19 06:02:31,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2876 states and 3624 transitions. [2018-09-19 06:02:31,970 INFO L78 Accepts]: Start accepts. Automaton has 2876 states and 3624 transitions. Word has length 242 [2018-09-19 06:02:31,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:02:31,971 INFO L480 AbstractCegarLoop]: Abstraction has 2876 states and 3624 transitions. [2018-09-19 06:02:31,971 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:02:31,971 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 3624 transitions. [2018-09-19 06:02:31,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-09-19 06:02:31,980 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:02:31,980 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:02:31,980 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:02:31,981 INFO L82 PathProgramCache]: Analyzing trace with hash 156733763, now seen corresponding path program 1 times [2018-09-19 06:02:31,981 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:02:31,981 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 250 with the following transitions: [2018-09-19 06:02:31,984 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [498], [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], [619], [623], [627], [631], [635], [639], [643], [647], [651], [654], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:02:31,986 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:02:31,987 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:02:32,014 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:02:32,225 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:02:32,225 INFO L272 AbstractInterpreter]: Visited 118 different actions 459 times. Merged at 7 different actions 20 times. Never widened. Found 4 fixpoints after 1 different actions. Largest state had 24 variables. [2018-09-19 06:02:32,265 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:02:32,467 INFO L232 lantSequenceWeakener]: Weakened 246 states. On average, predicates are now at 73.59% of their original sizes. [2018-09-19 06:02:32,467 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:02:32,575 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:02:32,576 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:02:32,576 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:02:32,576 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:02:32,577 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:02:32,577 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:02:32,577 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:02:32,577 INFO L87 Difference]: Start difference. First operand 2876 states and 3624 transitions. Second operand 10 states. [2018-09-19 06:02:34,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:02:34,450 INFO L93 Difference]: Finished difference Result 5959 states and 7691 transitions. [2018-09-19 06:02:34,450 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:02:34,450 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 249 [2018-09-19 06:02:34,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:02:34,463 INFO L225 Difference]: With dead ends: 5959 [2018-09-19 06:02:34,464 INFO L226 Difference]: Without dead ends: 3233 [2018-09-19 06:02:34,470 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 256 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-09-19 06:02:34,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3233 states. [2018-09-19 06:02:34,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3233 to 3184. [2018-09-19 06:02:34,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3184 states. [2018-09-19 06:02:34,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 3184 states and 4030 transitions. [2018-09-19 06:02:34,541 INFO L78 Accepts]: Start accepts. Automaton has 3184 states and 4030 transitions. Word has length 249 [2018-09-19 06:02:34,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:02:34,542 INFO L480 AbstractCegarLoop]: Abstraction has 3184 states and 4030 transitions. [2018-09-19 06:02:34,542 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:02:34,542 INFO L276 IsEmpty]: Start isEmpty. Operand 3184 states and 4030 transitions. [2018-09-19 06:02:34,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-09-19 06:02:34,548 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:02:34,548 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:02:34,549 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:02:34,549 INFO L82 PathProgramCache]: Analyzing trace with hash 29719707, now seen corresponding path program 1 times [2018-09-19 06:02:34,549 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:02:34,549 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 258 with the following transitions: [2018-09-19 06:02:34,550 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [499], [503], [506], [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], [619], [623], [627], [631], [635], [639], [643], [647], [651], [655], [659], [663], [667], [671], [675], [678], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:02:34,552 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:02:34,552 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:02:34,606 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:02:34,776 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:02:34,776 INFO L272 AbstractInterpreter]: Visited 124 different actions 483 times. Merged at 7 different actions 20 times. Never widened. Found 4 fixpoints after 1 different actions. Largest state had 24 variables. [2018-09-19 06:02:34,814 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:02:34,986 INFO L232 lantSequenceWeakener]: Weakened 254 states. On average, predicates are now at 73.56% of their original sizes. [2018-09-19 06:02:34,986 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:02:35,106 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:02:35,106 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:02:35,106 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:02:35,106 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:02:35,107 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:02:35,107 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:02:35,107 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:02:35,108 INFO L87 Difference]: Start difference. First operand 3184 states and 4030 transitions. Second operand 10 states. [2018-09-19 06:02:37,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:02:37,786 INFO L93 Difference]: Finished difference Result 6547 states and 8487 transitions. [2018-09-19 06:02:37,787 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:02:37,788 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 257 [2018-09-19 06:02:37,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:02:37,802 INFO L225 Difference]: With dead ends: 6547 [2018-09-19 06:02:37,802 INFO L226 Difference]: Without dead ends: 3513 [2018-09-19 06:02:37,809 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 264 GetRequests, 248 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 06:02:37,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3513 states. [2018-09-19 06:02:37,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3513 to 3486. [2018-09-19 06:02:37,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3486 states. [2018-09-19 06:02:37,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 3486 states and 4452 transitions. [2018-09-19 06:02:37,883 INFO L78 Accepts]: Start accepts. Automaton has 3486 states and 4452 transitions. Word has length 257 [2018-09-19 06:02:37,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:02:37,884 INFO L480 AbstractCegarLoop]: Abstraction has 3486 states and 4452 transitions. [2018-09-19 06:02:37,884 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:02:37,884 INFO L276 IsEmpty]: Start isEmpty. Operand 3486 states and 4452 transitions. [2018-09-19 06:02:37,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-09-19 06:02:37,891 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:02:37,892 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:02:37,892 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:02:37,892 INFO L82 PathProgramCache]: Analyzing trace with hash -355458325, now seen corresponding path program 1 times [2018-09-19 06:02:37,892 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:02:37,892 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 262 with the following transitions: [2018-09-19 06:02:37,893 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [498], [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], [619], [623], [627], [631], [635], [639], [643], [647], [651], [655], [659], [663], [667], [671], [675], [679], [683], [687], [691], [695], [699], [702], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:02:37,895 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:02:37,895 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:02:37,918 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:02:38,177 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:02:38,178 INFO L272 AbstractInterpreter]: Visited 130 different actions 634 times. Merged at 7 different actions 28 times. Never widened. Found 5 fixpoints after 2 different actions. Largest state had 24 variables. [2018-09-19 06:02:38,210 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:02:38,405 INFO L232 lantSequenceWeakener]: Weakened 258 states. On average, predicates are now at 73.55% of their original sizes. [2018-09-19 06:02:38,405 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:02:38,624 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:02:38,624 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:02:38,624 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:02:38,624 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:02:38,625 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:02:38,625 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:02:38,625 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:02:38,625 INFO L87 Difference]: Start difference. First operand 3486 states and 4452 transitions. Second operand 10 states. [2018-09-19 06:02:41,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:02:41,210 INFO L93 Difference]: Finished difference Result 7025 states and 9137 transitions. [2018-09-19 06:02:41,217 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:02:41,218 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 261 [2018-09-19 06:02:41,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:02:41,234 INFO L225 Difference]: With dead ends: 7025 [2018-09-19 06:02:41,235 INFO L226 Difference]: Without dead ends: 3689 [2018-09-19 06:02:41,248 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 268 GetRequests, 252 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-09-19 06:02:41,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3689 states. [2018-09-19 06:02:41,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3689 to 3649. [2018-09-19 06:02:41,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3649 states. [2018-09-19 06:02:41,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3649 states to 3649 states and 4696 transitions. [2018-09-19 06:02:41,316 INFO L78 Accepts]: Start accepts. Automaton has 3649 states and 4696 transitions. Word has length 261 [2018-09-19 06:02:41,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:02:41,316 INFO L480 AbstractCegarLoop]: Abstraction has 3649 states and 4696 transitions. [2018-09-19 06:02:41,317 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:02:41,317 INFO L276 IsEmpty]: Start isEmpty. Operand 3649 states and 4696 transitions. [2018-09-19 06:02:41,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-09-19 06:02:41,326 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:02:41,326 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:02:41,326 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:02:41,327 INFO L82 PathProgramCache]: Analyzing trace with hash -1219357256, now seen corresponding path program 1 times [2018-09-19 06:02:41,327 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:02:41,329 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 277 with the following transitions: [2018-09-19 06:02:41,329 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [498], [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], [619], [623], [627], [631], [635], [639], [643], [647], [651], [655], [659], [663], [667], [671], [675], [679], [683], [687], [691], [695], [699], [703], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [762], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:02:41,332 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:02:41,332 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:02:41,356 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:02:41,556 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:02:41,557 INFO L272 AbstractInterpreter]: Visited 145 different actions 567 times. Merged at 7 different actions 20 times. Never widened. Found 4 fixpoints after 1 different actions. Largest state had 24 variables. [2018-09-19 06:02:41,579 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:02:41,740 INFO L232 lantSequenceWeakener]: Weakened 273 states. On average, predicates are now at 73.51% of their original sizes. [2018-09-19 06:02:41,741 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:02:41,857 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:02:41,857 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:02:41,858 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:02:41,858 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:02:41,858 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:02:41,859 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:02:41,859 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:02:41,859 INFO L87 Difference]: Start difference. First operand 3649 states and 4696 transitions. Second operand 10 states. [2018-09-19 06:02:43,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:02:43,676 INFO L93 Difference]: Finished difference Result 7322 states and 9594 transitions. [2018-09-19 06:02:43,677 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:02:43,677 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 276 [2018-09-19 06:02:43,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:02:43,689 INFO L225 Difference]: With dead ends: 7322 [2018-09-19 06:02:43,689 INFO L226 Difference]: Without dead ends: 3823 [2018-09-19 06:02:43,696 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 283 GetRequests, 267 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 06:02:43,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3823 states. [2018-09-19 06:02:43,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3823 to 3806. [2018-09-19 06:02:43,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3806 states. [2018-09-19 06:02:43,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3806 states to 3806 states and 4906 transitions. [2018-09-19 06:02:43,770 INFO L78 Accepts]: Start accepts. Automaton has 3806 states and 4906 transitions. Word has length 276 [2018-09-19 06:02:43,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:02:43,771 INFO L480 AbstractCegarLoop]: Abstraction has 3806 states and 4906 transitions. [2018-09-19 06:02:43,771 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:02:43,772 INFO L276 IsEmpty]: Start isEmpty. Operand 3806 states and 4906 transitions. [2018-09-19 06:02:43,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-09-19 06:02:43,780 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:02:43,781 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:02:43,781 INFO L423 AbstractCegarLoop]: === Iteration 17 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:02:43,781 INFO L82 PathProgramCache]: Analyzing trace with hash -2023802872, now seen corresponding path program 1 times [2018-09-19 06:02:43,782 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:02:43,782 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 291 with the following transitions: [2018-09-19 06:02:43,782 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [534], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [619], [623], [627], [631], [635], [639], [643], [647], [651], [655], [659], [663], [667], [671], [675], [679], [683], [687], [691], [695], [699], [703], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [782], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:02:43,786 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:02:43,786 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:02:43,815 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:02:44,044 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:02:44,044 INFO L272 AbstractInterpreter]: Visited 150 different actions 587 times. Merged at 7 different actions 20 times. Never widened. Found 4 fixpoints after 1 different actions. Largest state had 24 variables. [2018-09-19 06:02:44,081 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:02:44,247 INFO L232 lantSequenceWeakener]: Weakened 287 states. On average, predicates are now at 73.47% of their original sizes. [2018-09-19 06:02:44,248 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:02:44,356 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:02:44,356 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:02:44,356 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:02:44,357 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:02:44,357 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:02:44,357 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:02:44,357 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:02:44,358 INFO L87 Difference]: Start difference. First operand 3806 states and 4906 transitions. Second operand 10 states. [2018-09-19 06:02:47,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:02:47,821 INFO L93 Difference]: Finished difference Result 8367 states and 11098 transitions. [2018-09-19 06:02:47,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:02:47,829 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 290 [2018-09-19 06:02:47,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:02:47,842 INFO L225 Difference]: With dead ends: 8367 [2018-09-19 06:02:47,842 INFO L226 Difference]: Without dead ends: 4711 [2018-09-19 06:02:47,850 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 297 GetRequests, 281 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 06:02:47,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4711 states. [2018-09-19 06:02:47,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4711 to 4649. [2018-09-19 06:02:47,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4649 states. [2018-09-19 06:02:47,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4649 states to 4649 states and 6018 transitions. [2018-09-19 06:02:47,937 INFO L78 Accepts]: Start accepts. Automaton has 4649 states and 6018 transitions. Word has length 290 [2018-09-19 06:02:47,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:02:47,938 INFO L480 AbstractCegarLoop]: Abstraction has 4649 states and 6018 transitions. [2018-09-19 06:02:47,938 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:02:47,938 INFO L276 IsEmpty]: Start isEmpty. Operand 4649 states and 6018 transitions. [2018-09-19 06:02:47,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-09-19 06:02:47,949 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:02:47,949 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 06:02:47,949 INFO L423 AbstractCegarLoop]: === Iteration 18 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:02:47,949 INFO L82 PathProgramCache]: Analyzing trace with hash 1853134576, now seen corresponding path program 1 times [2018-09-19 06:02:47,950 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:02:47,950 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 299 with the following transitions: [2018-09-19 06:02:47,950 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [498], [499], [503], [507], [511], [515], [519], [523], [526], [527], [531], [535], [538], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:02:47,952 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:02:47,952 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:02:47,975 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:02:48,098 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:02:48,099 INFO L272 AbstractInterpreter]: Visited 90 different actions 438 times. Merged at 8 different actions 32 times. Never widened. Found 7 fixpoints after 2 different actions. Largest state had 24 variables. [2018-09-19 06:02:48,134 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:02:48,302 INFO L232 lantSequenceWeakener]: Weakened 295 states. On average, predicates are now at 73.48% of their original sizes. [2018-09-19 06:02:48,302 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:02:48,495 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:02:48,496 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:02:48,496 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:02:48,496 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:02:48,496 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:02:48,497 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:02:48,497 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:02:48,497 INFO L87 Difference]: Start difference. First operand 4649 states and 6018 transitions. Second operand 10 states. [2018-09-19 06:02:51,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:02:51,340 INFO L93 Difference]: Finished difference Result 9531 states and 12530 transitions. [2018-09-19 06:02:51,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:02:51,347 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 298 [2018-09-19 06:02:51,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:02:51,362 INFO L225 Difference]: With dead ends: 9531 [2018-09-19 06:02:51,363 INFO L226 Difference]: Without dead ends: 5032 [2018-09-19 06:02:51,372 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 305 GetRequests, 289 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-09-19 06:02:51,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5032 states. [2018-09-19 06:02:51,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5032 to 4977. [2018-09-19 06:02:51,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4977 states. [2018-09-19 06:02:51,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4977 states to 4977 states and 6473 transitions. [2018-09-19 06:02:51,465 INFO L78 Accepts]: Start accepts. Automaton has 4977 states and 6473 transitions. Word has length 298 [2018-09-19 06:02:51,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:02:51,466 INFO L480 AbstractCegarLoop]: Abstraction has 4977 states and 6473 transitions. [2018-09-19 06:02:51,466 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:02:51,466 INFO L276 IsEmpty]: Start isEmpty. Operand 4977 states and 6473 transitions. [2018-09-19 06:02:51,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-09-19 06:02:51,478 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:02:51,479 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 06:02:51,479 INFO L423 AbstractCegarLoop]: === Iteration 19 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:02:51,479 INFO L82 PathProgramCache]: Analyzing trace with hash -1651956744, now seen corresponding path program 1 times [2018-09-19 06:02:51,479 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:02:51,480 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 315 with the following transitions: [2018-09-19 06:02:51,480 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [498], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [562], [563], [566], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:02:51,482 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:02:51,482 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:02:51,508 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:02:55,867 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:02:55,867 INFO L272 AbstractInterpreter]: Visited 97 different actions 569 times. Merged at 8 different actions 42 times. Widened at 1 different actions 1 times. Found 9 fixpoints after 2 different actions. Largest state had 24 variables. [2018-09-19 06:02:55,878 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:02:57,173 INFO L232 lantSequenceWeakener]: Weakened 311 states. On average, predicates are now at 73.44% of their original sizes. [2018-09-19 06:02:57,174 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:02:57,246 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:02:57,246 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:02:57,246 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:02:57,246 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:02:57,247 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:02:57,247 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:02:57,247 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:02:57,247 INFO L87 Difference]: Start difference. First operand 4977 states and 6473 transitions. Second operand 10 states. [2018-09-19 06:02:59,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:02:59,905 INFO L93 Difference]: Finished difference Result 10225 states and 13506 transitions. [2018-09-19 06:02:59,905 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-09-19 06:02:59,906 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 314 [2018-09-19 06:02:59,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:02:59,920 INFO L225 Difference]: With dead ends: 10225 [2018-09-19 06:02:59,920 INFO L226 Difference]: Without dead ends: 5398 [2018-09-19 06:02:59,930 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 321 GetRequests, 305 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 06:02:59,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5398 states. [2018-09-19 06:03:00,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5398 to 5325. [2018-09-19 06:03:00,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5325 states. [2018-09-19 06:03:00,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5325 states to 5325 states and 6951 transitions. [2018-09-19 06:03:00,024 INFO L78 Accepts]: Start accepts. Automaton has 5325 states and 6951 transitions. Word has length 314 [2018-09-19 06:03:00,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:03:00,025 INFO L480 AbstractCegarLoop]: Abstraction has 5325 states and 6951 transitions. [2018-09-19 06:03:00,026 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:03:00,026 INFO L276 IsEmpty]: Start isEmpty. Operand 5325 states and 6951 transitions. [2018-09-19 06:03:00,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-09-19 06:03:00,037 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:03:00,038 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-09-19 06:03:00,038 INFO L423 AbstractCegarLoop]: === Iteration 20 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:03:00,038 INFO L82 PathProgramCache]: Analyzing trace with hash -1308619092, now seen corresponding path program 1 times [2018-09-19 06:03:00,038 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:03:00,039 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 317 with the following transitions: [2018-09-19 06:03:00,039 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [498], [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], [610], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:03:00,041 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:03:00,041 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:03:00,065 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:03:00,239 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:03:00,240 INFO L272 AbstractInterpreter]: Visited 108 different actions 528 times. Merged at 8 different actions 32 times. Never widened. Found 7 fixpoints after 2 different actions. Largest state had 24 variables. [2018-09-19 06:03:00,277 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:03:00,452 INFO L232 lantSequenceWeakener]: Weakened 313 states. On average, predicates are now at 73.44% of their original sizes. [2018-09-19 06:03:00,452 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:03:00,532 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:03:00,532 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:03:00,532 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:03:00,532 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:03:00,533 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:03:00,533 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:03:00,533 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:03:00,533 INFO L87 Difference]: Start difference. First operand 5325 states and 6951 transitions. Second operand 10 states. [2018-09-19 06:03:02,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:03:02,783 INFO L93 Difference]: Finished difference Result 12495 states and 16698 transitions. [2018-09-19 06:03:02,784 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:03:02,784 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 316 [2018-09-19 06:03:02,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:03:02,815 INFO L225 Difference]: With dead ends: 12495 [2018-09-19 06:03:02,816 INFO L226 Difference]: Without dead ends: 7320 [2018-09-19 06:03:02,829 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 323 GetRequests, 307 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 06:03:02,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7320 states. [2018-09-19 06:03:02,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7320 to 7265. [2018-09-19 06:03:02,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7265 states. [2018-09-19 06:03:02,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7265 states to 7265 states and 9556 transitions. [2018-09-19 06:03:02,959 INFO L78 Accepts]: Start accepts. Automaton has 7265 states and 9556 transitions. Word has length 316 [2018-09-19 06:03:02,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:03:02,960 INFO L480 AbstractCegarLoop]: Abstraction has 7265 states and 9556 transitions. [2018-09-19 06:03:02,960 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:03:02,960 INFO L276 IsEmpty]: Start isEmpty. Operand 7265 states and 9556 transitions. [2018-09-19 06:03:02,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-09-19 06:03:02,973 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:03:02,974 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-09-19 06:03:02,974 INFO L423 AbstractCegarLoop]: === Iteration 21 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:03:02,974 INFO L82 PathProgramCache]: Analyzing trace with hash 1367946340, now seen corresponding path program 1 times [2018-09-19 06:03:02,974 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:03:02,974 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 317 with the following transitions: [2018-09-19 06:03:02,975 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [499], [503], [506], [507], [511], [515], [519], [523], [527], [531], [534], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [594], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:03:02,977 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:03:02,977 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:03:03,012 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:03:03,161 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:03:03,161 INFO L272 AbstractInterpreter]: Visited 104 different actions 510 times. Merged at 8 different actions 34 times. Never widened. Found 8 fixpoints after 2 different actions. Largest state had 24 variables. [2018-09-19 06:03:03,203 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:03:03,398 INFO L232 lantSequenceWeakener]: Weakened 313 states. On average, predicates are now at 73.44% of their original sizes. [2018-09-19 06:03:03,398 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:03:03,497 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:03:03,497 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:03:03,497 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:03:03,497 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:03:03,498 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:03:03,498 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:03:03,498 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:03:03,498 INFO L87 Difference]: Start difference. First operand 7265 states and 9556 transitions. Second operand 10 states. [2018-09-19 06:03:06,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:03:06,846 INFO L93 Difference]: Finished difference Result 16202 states and 21703 transitions. [2018-09-19 06:03:06,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:03:06,846 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 316 [2018-09-19 06:03:06,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:03:06,868 INFO L225 Difference]: With dead ends: 16202 [2018-09-19 06:03:06,868 INFO L226 Difference]: Without dead ends: 9087 [2018-09-19 06:03:06,880 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 323 GetRequests, 307 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 06:03:06,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9087 states. [2018-09-19 06:03:07,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9087 to 8821. [2018-09-19 06:03:07,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8821 states. [2018-09-19 06:03:07,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8821 states to 8821 states and 11487 transitions. [2018-09-19 06:03:07,051 INFO L78 Accepts]: Start accepts. Automaton has 8821 states and 11487 transitions. Word has length 316 [2018-09-19 06:03:07,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:03:07,052 INFO L480 AbstractCegarLoop]: Abstraction has 8821 states and 11487 transitions. [2018-09-19 06:03:07,052 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:03:07,052 INFO L276 IsEmpty]: Start isEmpty. Operand 8821 states and 11487 transitions. [2018-09-19 06:03:07,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-09-19 06:03:07,067 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:03:07,067 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, 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] [2018-09-19 06:03:07,067 INFO L423 AbstractCegarLoop]: === Iteration 22 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:03:07,068 INFO L82 PathProgramCache]: Analyzing trace with hash 1644643968, now seen corresponding path program 1 times [2018-09-19 06:03:07,068 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:03:07,068 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 327 with the following transitions: [2018-09-19 06:03:07,069 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [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], [619], [623], [627], [631], [635], [639], [643], [647], [651], [655], [659], [663], [667], [671], [675], [678], [679], [683], [687], [691], [695], [699], [703], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [755], [759], [763], [767], [771], [775], [779], [782], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:03:07,072 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:03:07,072 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:03:07,124 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:03:07,341 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:03:07,341 INFO L272 AbstractInterpreter]: Visited 150 different actions 587 times. Merged at 7 different actions 20 times. Never widened. Found 4 fixpoints after 1 different actions. Largest state had 24 variables. [2018-09-19 06:03:07,347 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:03:07,525 INFO L232 lantSequenceWeakener]: Weakened 323 states. On average, predicates are now at 73.39% of their original sizes. [2018-09-19 06:03:07,526 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:03:07,611 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:03:07,611 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:03:07,612 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:03:07,612 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:03:07,612 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:03:07,612 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:03:07,612 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:03:07,613 INFO L87 Difference]: Start difference. First operand 8821 states and 11487 transitions. Second operand 10 states. [2018-09-19 06:03:11,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:03:11,926 INFO L93 Difference]: Finished difference Result 18387 states and 24076 transitions. [2018-09-19 06:03:11,929 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:03:11,929 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 326 [2018-09-19 06:03:11,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:03:11,947 INFO L225 Difference]: With dead ends: 18387 [2018-09-19 06:03:11,947 INFO L226 Difference]: Without dead ends: 9716 [2018-09-19 06:03:11,959 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 333 GetRequests, 317 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 06:03:11,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9716 states. [2018-09-19 06:03:12,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9716 to 9552. [2018-09-19 06:03:12,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9552 states. [2018-09-19 06:03:12,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9552 states to 9552 states and 12465 transitions. [2018-09-19 06:03:12,129 INFO L78 Accepts]: Start accepts. Automaton has 9552 states and 12465 transitions. Word has length 326 [2018-09-19 06:03:12,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:03:12,130 INFO L480 AbstractCegarLoop]: Abstraction has 9552 states and 12465 transitions. [2018-09-19 06:03:12,130 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:03:12,130 INFO L276 IsEmpty]: Start isEmpty. Operand 9552 states and 12465 transitions. [2018-09-19 06:03:12,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-09-19 06:03:12,143 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:03:12,144 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-09-19 06:03:12,144 INFO L423 AbstractCegarLoop]: === Iteration 23 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:03:12,144 INFO L82 PathProgramCache]: Analyzing trace with hash 486370584, now seen corresponding path program 1 times [2018-09-19 06:03:12,144 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:03:12,145 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 335 with the following transitions: [2018-09-19 06:03:12,145 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [498], [499], [503], [506], [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], [619], [623], [627], [631], [635], [639], [643], [647], [651], [655], [659], [663], [667], [671], [675], [679], [683], [687], [691], [695], [699], [702], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:03:12,147 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:03:12,147 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:03:12,170 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:03:12,410 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:03:12,410 INFO L272 AbstractInterpreter]: Visited 131 different actions 774 times. Merged at 8 different actions 43 times. Widened at 1 different actions 1 times. Found 9 fixpoints after 2 different actions. Largest state had 24 variables. [2018-09-19 06:03:12,417 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:03:12,612 INFO L232 lantSequenceWeakener]: Weakened 331 states. On average, predicates are now at 73.4% of their original sizes. [2018-09-19 06:03:12,613 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:03:12,711 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:03:12,712 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:03:12,712 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:03:12,712 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:03:12,713 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:03:12,713 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:03:12,713 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:03:12,713 INFO L87 Difference]: Start difference. First operand 9552 states and 12465 transitions. Second operand 10 states. [2018-09-19 06:03:15,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:03:15,827 INFO L93 Difference]: Finished difference Result 19826 states and 26220 transitions. [2018-09-19 06:03:15,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:03:15,828 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 334 [2018-09-19 06:03:15,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:03:15,854 INFO L225 Difference]: With dead ends: 19826 [2018-09-19 06:03:15,854 INFO L226 Difference]: Without dead ends: 10424 [2018-09-19 06:03:15,870 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 341 GetRequests, 325 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 06:03:15,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10424 states. [2018-09-19 06:03:16,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10424 to 10350. [2018-09-19 06:03:16,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10350 states. [2018-09-19 06:03:16,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10350 states to 10350 states and 13664 transitions. [2018-09-19 06:03:16,096 INFO L78 Accepts]: Start accepts. Automaton has 10350 states and 13664 transitions. Word has length 334 [2018-09-19 06:03:16,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:03:16,097 INFO L480 AbstractCegarLoop]: Abstraction has 10350 states and 13664 transitions. [2018-09-19 06:03:16,097 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:03:16,097 INFO L276 IsEmpty]: Start isEmpty. Operand 10350 states and 13664 transitions. [2018-09-19 06:03:16,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-09-19 06:03:16,117 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:03:16,118 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:03:16,118 INFO L423 AbstractCegarLoop]: === Iteration 24 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:03:16,118 INFO L82 PathProgramCache]: Analyzing trace with hash -1328414780, now seen corresponding path program 1 times [2018-09-19 06:03:16,118 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:03:16,119 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 337 with the following transitions: [2018-09-19 06:03:16,119 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [498], [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], [619], [623], [627], [631], [635], [639], [643], [647], [651], [654], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:03:16,121 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:03:16,121 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:03:16,152 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:03:16,552 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:03:16,552 INFO L272 AbstractInterpreter]: Visited 119 different actions 700 times. Merged at 8 different actions 41 times. Widened at 1 different actions 1 times. Found 9 fixpoints after 2 different actions. Largest state had 24 variables. [2018-09-19 06:03:16,556 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:03:16,747 INFO L232 lantSequenceWeakener]: Weakened 333 states. On average, predicates are now at 73.39% of their original sizes. [2018-09-19 06:03:16,748 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:03:16,849 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:03:16,849 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:03:16,850 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:03:16,850 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:03:16,850 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:03:16,850 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:03:16,850 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:03:16,851 INFO L87 Difference]: Start difference. First operand 10350 states and 13664 transitions. Second operand 10 states. [2018-09-19 06:03:18,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:03:18,885 INFO L93 Difference]: Finished difference Result 21036 states and 27952 transitions. [2018-09-19 06:03:18,885 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:03:18,885 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 336 [2018-09-19 06:03:18,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:03:18,909 INFO L225 Difference]: With dead ends: 21036 [2018-09-19 06:03:18,910 INFO L226 Difference]: Without dead ends: 10836 [2018-09-19 06:03:18,923 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 343 GetRequests, 327 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 06:03:18,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10836 states. [2018-09-19 06:03:19,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10836 to 10710. [2018-09-19 06:03:19,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10710 states. [2018-09-19 06:03:19,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10710 states to 10710 states and 14126 transitions. [2018-09-19 06:03:19,078 INFO L78 Accepts]: Start accepts. Automaton has 10710 states and 14126 transitions. Word has length 336 [2018-09-19 06:03:19,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:03:19,078 INFO L480 AbstractCegarLoop]: Abstraction has 10710 states and 14126 transitions. [2018-09-19 06:03:19,079 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:03:19,079 INFO L276 IsEmpty]: Start isEmpty. Operand 10710 states and 14126 transitions. [2018-09-19 06:03:19,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-09-19 06:03:19,088 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:03:19,088 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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 06:03:19,088 INFO L423 AbstractCegarLoop]: === Iteration 25 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:03:19,088 INFO L82 PathProgramCache]: Analyzing trace with hash -1660465924, now seen corresponding path program 1 times [2018-09-19 06:03:19,089 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:03:19,089 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 337 with the following transitions: [2018-09-19 06:03:19,089 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [499], [503], [506], [507], [511], [515], [519], [523], [527], [531], [534], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [619], [623], [627], [631], [635], [639], [643], [647], [651], [655], [659], [663], [667], [671], [674], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:03:19,091 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:03:19,091 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:03:19,116 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:03:19,436 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:03:19,436 INFO L272 AbstractInterpreter]: Visited 124 different actions 732 times. Merged at 8 different actions 43 times. Widened at 1 different actions 1 times. Found 10 fixpoints after 2 different actions. Largest state had 24 variables. [2018-09-19 06:03:19,443 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:03:19,619 INFO L232 lantSequenceWeakener]: Weakened 333 states. On average, predicates are now at 73.39% of their original sizes. [2018-09-19 06:03:19,619 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:03:19,720 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:03:19,720 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:03:19,720 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:03:19,720 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:03:19,721 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:03:19,721 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:03:19,721 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:03:19,721 INFO L87 Difference]: Start difference. First operand 10710 states and 14126 transitions. Second operand 10 states. [2018-09-19 06:03:22,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:03:22,832 INFO L93 Difference]: Finished difference Result 22957 states and 30637 transitions. [2018-09-19 06:03:22,832 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 06:03:22,833 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 336 [2018-09-19 06:03:22,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:03:22,859 INFO L225 Difference]: With dead ends: 22957 [2018-09-19 06:03:22,859 INFO L226 Difference]: Without dead ends: 12397 [2018-09-19 06:03:22,874 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 343 GetRequests, 327 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 06:03:22,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12397 states. [2018-09-19 06:03:23,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12397 to 12226. [2018-09-19 06:03:23,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12226 states. [2018-09-19 06:03:23,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12226 states to 12226 states and 16091 transitions. [2018-09-19 06:03:23,099 INFO L78 Accepts]: Start accepts. Automaton has 12226 states and 16091 transitions. Word has length 336 [2018-09-19 06:03:23,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:03:23,099 INFO L480 AbstractCegarLoop]: Abstraction has 12226 states and 16091 transitions. [2018-09-19 06:03:23,099 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:03:23,100 INFO L276 IsEmpty]: Start isEmpty. Operand 12226 states and 16091 transitions. [2018-09-19 06:03:23,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-09-19 06:03:23,111 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:03:23,111 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-09-19 06:03:23,111 INFO L423 AbstractCegarLoop]: === Iteration 26 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:03:23,112 INFO L82 PathProgramCache]: Analyzing trace with hash -928724284, now seen corresponding path program 1 times [2018-09-19 06:03:23,112 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:03:23,112 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 345 with the following transitions: [2018-09-19 06:03:23,112 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [498], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [542], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [619], [623], [627], [631], [635], [639], [643], [647], [651], [655], [659], [663], [667], [671], [675], [679], [683], [687], [691], [695], [699], [703], [706], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:03:23,114 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:03:23,115 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:03:23,140 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:03:23,323 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 06:03:23,323 INFO L272 AbstractInterpreter]: Visited 132 different actions 648 times. Merged at 8 different actions 32 times. Never widened. Found 7 fixpoints after 2 different actions. Largest state had 24 variables. [2018-09-19 06:03:23,329 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 06:03:23,534 INFO L232 lantSequenceWeakener]: Weakened 341 states. On average, predicates are now at 73.38% of their original sizes. [2018-09-19 06:03:23,535 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 06:03:24,325 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 06:03:24,325 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 06:03:24,325 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 06:03:24,326 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 06:03:24,326 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 06:03:24,326 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 06:03:24,326 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 06:03:24,327 INFO L87 Difference]: Start difference. First operand 12226 states and 16091 transitions. Second operand 10 states. [2018-09-19 06:03:27,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 06:03:27,261 INFO L93 Difference]: Finished difference Result 27351 states and 36318 transitions. [2018-09-19 06:03:27,262 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-09-19 06:03:27,262 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 344 [2018-09-19 06:03:27,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 06:03:27,286 INFO L225 Difference]: With dead ends: 27351 [2018-09-19 06:03:27,287 INFO L226 Difference]: Without dead ends: 15275 [2018-09-19 06:03:27,301 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 351 GetRequests, 335 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-09-19 06:03:27,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15275 states. [2018-09-19 06:03:27,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15275 to 15041. [2018-09-19 06:03:27,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15041 states. [2018-09-19 06:03:27,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15041 states to 15041 states and 19851 transitions. [2018-09-19 06:03:27,518 INFO L78 Accepts]: Start accepts. Automaton has 15041 states and 19851 transitions. Word has length 344 [2018-09-19 06:03:27,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 06:03:27,518 INFO L480 AbstractCegarLoop]: Abstraction has 15041 states and 19851 transitions. [2018-09-19 06:03:27,518 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 06:03:27,518 INFO L276 IsEmpty]: Start isEmpty. Operand 15041 states and 19851 transitions. [2018-09-19 06:03:27,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-09-19 06:03:27,529 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 06:03:27,529 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:03:27,529 INFO L423 AbstractCegarLoop]: === Iteration 27 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 06:03:27,529 INFO L82 PathProgramCache]: Analyzing trace with hash -897811693, now seen corresponding path program 1 times [2018-09-19 06:03:27,530 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 06:03:27,530 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 348 with the following transitions: [2018-09-19 06:03:27,530 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], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [445], [447], [450], [458], [466], [474], [482], [490], [495], [498], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [566], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [619], [623], [627], [631], [635], [639], [643], [647], [651], [655], [659], [663], [667], [671], [675], [679], [683], [687], [691], [694], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 06:03:27,532 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2018-09-19 06:03:27,532 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 06:03:27,552 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 06:03:29,636 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-09-19 06:03:29,637 INFO L272 AbstractInterpreter]: Visited 130 different actions 634 times. Merged at 8 different actions 32 times. Never widened. Found 7 fixpoints after 2 different actions. Largest state had 24 variables. [2018-09-19 06:03:29,638 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-19 06:03:29,683 WARN L209 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2018-09-19 06:03:29,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.09 06:03:29 BoogieIcfgContainer [2018-09-19 06:03:29,684 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-19 06:03:29,684 INFO L168 Benchmark]: Toolchain (without parser) took 107208.51 ms. Allocated memory was 1.5 GB in the beginning and 4.1 GB in the end (delta: 2.6 GB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -716.7 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2018-09-19 06:03:29,686 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 06:03:29,687 INFO L168 Benchmark]: CACSL2BoogieTranslator took 755.21 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-09-19 06:03:29,687 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.26 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: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-19 06:03:29,688 INFO L168 Benchmark]: Boogie Preprocessor took 296.58 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 748.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -848.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. [2018-09-19 06:03:29,689 INFO L168 Benchmark]: RCFGBuilder took 3654.93 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 98.1 MB). Peak memory consumption was 98.1 MB. Max. memory is 7.1 GB. [2018-09-19 06:03:29,689 INFO L168 Benchmark]: TraceAbstraction took 102358.57 ms. Allocated memory was 2.3 GB in the beginning and 4.1 GB in the end (delta: 1.8 GB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: -19.6 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2018-09-19 06:03:29,694 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 755.21 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 136.26 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: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 296.58 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 748.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -848.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3654.93 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 98.1 MB). Peak memory consumption was 98.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 102358.57 ms. Allocated memory was 2.3 GB in the beginning and 4.1 GB in the end (delta: 1.8 GB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: -19.6 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 187]: 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 inputC = 3; [L8] int inputD = 4; [L9] int inputE = 5; [L10] int inputF = 6; [L11] int inputB = 2; [L14] int a1 = 23; [L15] int a19 = 9; [L16] int a10 = 0; [L17] int a12 = 0; [L18] int a4 = 14; [L579] int output = -1; [L582] COND TRUE 1 [L585] int input; [L586] input = __VERIFIER_nondet_int() [L587] COND FALSE !((input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L590] CALL, EXPR calculate_output(input) [L21] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L24] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L27] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L30] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L33] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L36] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L39] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L42] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L45] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L48] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L51] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L54] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L57] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L60] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L63] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L66] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L69] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L72] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L75] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L78] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L81] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L84] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L87] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L90] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L93] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L96] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L99] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L102] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L105] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L108] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L111] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L114] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L117] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L120] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L123] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L126] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L129] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L132] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L135] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L138] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L141] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L144] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L147] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L150] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L153] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L156] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L159] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L162] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L165] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L168] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L171] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L174] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L177] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L180] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L183] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L186] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L189] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L192] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L195] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L198] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==9))) [L201] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L205] COND FALSE !((((a10==4) && ( 218 < a1 && (((input == 4) && (a12==0)) && (a4==14)))) && (a19==9))) [L210] COND TRUE ((a4==14) && (((a12==0) && ((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 4)) && (a19==9))) && (a10==0))) [L211] a1 = (((a1 + -15535) - 211896) / 5) [L212] a10 = 2 [L214] RET return 22; [L590] EXPR calculate_output(input) [L590] output = calculate_output(input) [L582] COND TRUE 1 [L585] int input; [L586] input = __VERIFIER_nondet_int() [L587] COND FALSE !((input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L590] CALL, EXPR calculate_output(input) [L21] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L24] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L27] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L30] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L33] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L36] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L39] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L42] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L45] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L48] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L51] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L54] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L57] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L60] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L63] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L66] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L69] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L72] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L75] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L78] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L81] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L84] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L87] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L90] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L93] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L96] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L99] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L102] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L105] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L108] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L111] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L114] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L117] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L120] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L123] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L126] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L129] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L132] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L135] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L138] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L141] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L144] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L147] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L150] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L153] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L156] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L159] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L162] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L165] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L168] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L171] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L174] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L177] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L180] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L183] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L186] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L189] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L192] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L195] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L198] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==9))) [L201] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L205] COND FALSE !((((a10==4) && ( 218 < a1 && (((input == 4) && (a12==0)) && (a4==14)))) && (a19==9))) [L210] COND FALSE !(((a4==14) && (((a12==0) && ((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 4)) && (a19==9))) && (a10==0)))) [L215] COND FALSE !(((((a4==14) && ((a19==10) && ((a10==1) && (input == 2)))) && (a12==0)) && 218 < a1 )) [L220] COND FALSE !(((a12==0) && ((a19==9) && ((a10==1) && (( 218 < a1 && (input == 3)) && (a4==14)))))) [L225] COND FALSE !(((a19==10) && (((a4==14) && (((((a10==0) && ((38 < a1) && (218 >= a1)) ) || ((a10==0) && 218 < a1 )) || ((a10==1) && a1 <= -13 )) && (input == 5))) && (a12==0)))) [L231] COND FALSE !(((a12==0) && ((a19==9) && (((a4==14) && ((input == 2) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ))) && (a10==3))))) [L236] COND FALSE !(((a12==0) && ((((a4==14) && ((input == 3) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) ))) && (a10==2)) && (a19==9)))) [L239] COND FALSE !((((a12==0) && ( ((-13 < a1) && (38 >= a1)) && (((input == 3) && (a19==10)) && (a4==14)))) && (a10==1))) [L244] COND FALSE !((((a19==9) && (((input == 6) && (( 218 < a1 && (a10==0)) || ( a1 <= -13 && (a10==1)))) && (a4==14))) && (a12==0))) [L249] COND FALSE !(( ((38 < a1) && (218 >= a1)) && (((a4==14) && ((a19==10) && ((a10==1) && (input == 4)))) && (a12==0)))) [L254] COND FALSE !((((a4==14) && (((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 5)) && (a19==9)) && (a12==0))) && (a10==0))) [L260] COND FALSE !((((a4==14) && ((((((a10==2) && ((38 < a1) && (218 >= a1)) ) || ((a10==2) && 218 < a1 )) || ( a1 <= -13 && (a10==3))) && (input == 2)) && (a19==9))) && (a12==0))) [L265] COND FALSE !((((a10==1) && (((a12==0) && ((input == 6) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ))) && (a4==14))) && (a19==9))) [L271] COND FALSE !(((((((input == 5) && (a4==14)) && 218 < a1 ) && (a10==4)) && (a19==9)) && (a12==0))) [L277] COND FALSE !(((a19==10) && ((a4==14) && ((a12==0) && ((input == 4) && ((((a10==0) && ((38 < a1) && (218 >= a1)) ) || ( 218 < a1 && (a10==0))) || ((a10==1) && a1 <= -13 ))))))) [L283] COND FALSE !((((a12==0) && ((((a19==9) && (input == 4)) && 218 < a1 ) && (a10==1))) && (a4==14))) [L286] COND FALSE !(((a10==1) && ((a4==14) && ((((a12==0) && (input == 2)) && (a19==9)) && 218 < a1 )))) [L291] COND FALSE !((((a4==14) && (((input == 4) && ((( ((38 < a1) && (218 >= a1)) && (a10==2)) || ((a10==2) && 218 < a1 )) || ( a1 <= -13 && (a10==3)))) && (a19==9))) && (a12==0))) [L296] COND TRUE ((((a12==0) && ((((a10==0) && 218 < a1 ) || ((a10==1) && a1 <= -13 )) && (input == 2))) && (a19==9)) && (a4==14)) [L297] a1 = ((((((a1 * 9)/ 10) % 299993)+ -300005) / 5) + -75819) [L298] a10 = 4 [L300] RET return 26; [L590] EXPR calculate_output(input) [L590] output = calculate_output(input) [L582] COND TRUE 1 [L585] int input; [L586] input = __VERIFIER_nondet_int() [L587] COND FALSE !((input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L590] CALL, EXPR calculate_output(input) [L21] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L24] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L27] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L30] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L33] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L36] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L39] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L42] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L45] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L48] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L51] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L54] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L57] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L60] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L63] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L66] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L69] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L72] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L75] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L78] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L81] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L84] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L87] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L90] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L93] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L96] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L99] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L102] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L105] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L108] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L111] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L114] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L117] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L120] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L123] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L126] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L129] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L132] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L135] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L138] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L141] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L144] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L147] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L150] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L153] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L156] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L159] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L162] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L165] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L168] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L171] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L174] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L177] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L180] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L183] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L186] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L189] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L192] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L195] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L198] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==9))) [L201] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L205] COND FALSE !((((a10==4) && ( 218 < a1 && (((input == 4) && (a12==0)) && (a4==14)))) && (a19==9))) [L210] COND FALSE !(((a4==14) && (((a12==0) && ((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 4)) && (a19==9))) && (a10==0)))) [L215] COND FALSE !(((((a4==14) && ((a19==10) && ((a10==1) && (input == 2)))) && (a12==0)) && 218 < a1 )) [L220] COND FALSE !(((a12==0) && ((a19==9) && ((a10==1) && (( 218 < a1 && (input == 3)) && (a4==14)))))) [L225] COND FALSE !(((a19==10) && (((a4==14) && (((((a10==0) && ((38 < a1) && (218 >= a1)) ) || ((a10==0) && 218 < a1 )) || ((a10==1) && a1 <= -13 )) && (input == 5))) && (a12==0)))) [L231] COND FALSE !(((a12==0) && ((a19==9) && (((a4==14) && ((input == 2) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ))) && (a10==3))))) [L236] COND FALSE !(((a12==0) && ((((a4==14) && ((input == 3) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) ))) && (a10==2)) && (a19==9)))) [L239] COND FALSE !((((a12==0) && ( ((-13 < a1) && (38 >= a1)) && (((input == 3) && (a19==10)) && (a4==14)))) && (a10==1))) [L244] COND FALSE !((((a19==9) && (((input == 6) && (( 218 < a1 && (a10==0)) || ( a1 <= -13 && (a10==1)))) && (a4==14))) && (a12==0))) [L249] COND FALSE !(( ((38 < a1) && (218 >= a1)) && (((a4==14) && ((a19==10) && ((a10==1) && (input == 4)))) && (a12==0)))) [L254] COND FALSE !((((a4==14) && (((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 5)) && (a19==9)) && (a12==0))) && (a10==0))) [L260] COND FALSE !((((a4==14) && ((((((a10==2) && ((38 < a1) && (218 >= a1)) ) || ((a10==2) && 218 < a1 )) || ( a1 <= -13 && (a10==3))) && (input == 2)) && (a19==9))) && (a12==0))) [L265] COND FALSE !((((a10==1) && (((a12==0) && ((input == 6) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ))) && (a4==14))) && (a19==9))) [L271] COND FALSE !(((((((input == 5) && (a4==14)) && 218 < a1 ) && (a10==4)) && (a19==9)) && (a12==0))) [L277] COND FALSE !(((a19==10) && ((a4==14) && ((a12==0) && ((input == 4) && ((((a10==0) && ((38 < a1) && (218 >= a1)) ) || ( 218 < a1 && (a10==0))) || ((a10==1) && a1 <= -13 ))))))) [L283] COND FALSE !((((a12==0) && ((((a19==9) && (input == 4)) && 218 < a1 ) && (a10==1))) && (a4==14))) [L286] COND FALSE !(((a10==1) && ((a4==14) && ((((a12==0) && (input == 2)) && (a19==9)) && 218 < a1 )))) [L291] COND FALSE !((((a4==14) && (((input == 4) && ((( ((38 < a1) && (218 >= a1)) && (a10==2)) || ((a10==2) && 218 < a1 )) || ( a1 <= -13 && (a10==3)))) && (a19==9))) && (a12==0))) [L296] COND FALSE !(((((a12==0) && ((((a10==0) && 218 < a1 ) || ((a10==1) && a1 <= -13 )) && (input == 2))) && (a19==9)) && (a4==14))) [L301] COND FALSE !((((a4==14) && ((a12==0) && ((input == 3) && (((a10==3) && 218 < a1 ) || ( a1 <= -13 && (a10==4)))))) && (a19==9))) [L306] COND FALSE !((((((a10==1) && ((a12==0) && (input == 6))) && (a19==10)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14))) [L312] COND FALSE !(((a19==9) && (((a10==4) && ( 218 < a1 && ((a4==14) && (input == 6)))) && (a12==0)))) [L317] COND FALSE !((((a10==0) && ((a12==0) && (((input == 4) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) )) && (a19==10)))) && (a4==14))) [L320] COND FALSE !(((a19==9) && ((((a4==14) && ((input == 2) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) ))) && (a12==0)) && (a10==2)))) [L323] COND FALSE !((((((a12==0) && ((input == 4) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ))) && (a19==9)) && (a4==14)) && (a10==3))) [L326] COND FALSE !((((a4==14) && (((a12==0) && ( 218 < a1 && (input == 6))) && (a19==10))) && (a10==1))) [L329] COND FALSE !(((((((input == 2) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) )) && (a19==10)) && (a10==0)) && (a4==14)) && (a12==0))) [L335] COND FALSE !((((((( 218 < a1 && (a10==0)) || ((a10==1) && a1 <= -13 )) && (input == 3)) && (a4==14)) && (a12==0)) && (a19==9))) [L340] COND FALSE !(((a12==0) && ((a19==9) && (((input == 6) && (((a10==3) && 218 < a1 ) || ( a1 <= -13 && (a10==4)))) && (a4==14))))) [L345] COND FALSE !((((a10==3) && (((a19==9) && (( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 5))) && (a12==0))) && (a4==14))) [L351] COND FALSE !((((a12==0) && ((a10==1) && ( 218 < a1 && ((a19==9) && (input == 6))))) && (a4==14))) [L354] COND FALSE !(((a10==0) && ((a12==0) && (((( a1 <= -13 || ((-13 < a1) && (38 >= a1)) ) && (input == 3)) && (a19==10)) && (a4==14))))) [L357] COND FALSE !((((a10==4) && (((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 4)) && (a4==14)) && (a19==9))) && (a12==0))) [L360] COND FALSE !(((a4==14) && ((a10==1) && ((a19==9) && ((a12==0) && (( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 4))))))) [L365] COND FALSE !(((a4==14) && ((a19==9) && (((( a1 <= -13 && (a10==3)) || (( ((38 < a1) && (218 >= a1)) && (a10==2)) || ((a10==2) && 218 < a1 ))) && (input == 3)) && (a12==0))))) [L370] COND FALSE !((((((a4==14) && ((input == 6) && (a10==1))) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a19==10))) [L375] COND FALSE !(((a4==14) && (((a12==0) && ( 218 < a1 && ((a19==9) && (input == 3)))) && (a10==4)))) [L378] COND FALSE !((((a4==14) && ((a12==0) && ((((a10==3) && 218 < a1 ) || ((a10==4) && a1 <= -13 )) && (input == 4)))) && (a19==9))) [L383] COND FALSE !((((a12==0) && (((a10==4) && (( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 3))) && (a4==14))) && (a19==9))) [L388] COND FALSE !(((a19==9) && ((a4==14) && (((input == 5) && ((( ((38 < a1) && (218 >= a1)) && (a10==2)) || ((a10==2) && 218 < a1 )) || ((a10==3) && a1 <= -13 ))) && (a12==0))))) [L393] COND FALSE !(((a12==0) && (((a19==9) && ((((a10==0) && 218 < a1 ) || ( a1 <= -13 && (a10==1))) && (input == 5))) && (a4==14)))) [L398] COND FALSE !(( 218 < a1 && ((((a12==0) && ((a19==9) && (input == 2))) && (a10==4)) && (a4==14)))) [L403] COND FALSE !((((a12==0) && ((a19==9) && ((((a10==3) && a1 <= -13 ) || (((a10==2) && ((38 < a1) && (218 >= a1)) ) || ( 218 < a1 && (a10==2)))) && (input == 6)))) && (a4==14))) [L408] COND FALSE !(((a19==9) && ((a12==0) && (((( a1 <= -13 || ((-13 < a1) && (38 >= a1)) ) && (input == 5)) && (a4==14)) && (a10==2))))) [L414] COND FALSE !((((a10==1) && (((a12==0) && ((a19==10) && (input == 4))) && ((-13 < a1) && (38 >= a1)) )) && (a4==14))) [L419] COND FALSE !(((a12==0) && ((a4==14) && ( 218 < a1 && (((a10==1) && (input == 4)) && (a19==10)))))) [L425] COND FALSE !(((((((input == 3) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) )) && (a10==0)) && (a19==9)) && (a4==14)) && (a12==0))) [L430] COND FALSE !((((a4==14) && (((( a1 <= -13 && (a10==1)) || (((a10==0) && ((38 < a1) && (218 >= a1)) ) || ( 218 < a1 && (a10==0)))) && (input == 6)) && (a19==10))) && (a12==0))) [L436] COND FALSE !(((a19==9) && ((((input == 4) && (( 218 < a1 && (a10==0)) || ((a10==1) && a1 <= -13 ))) && (a12==0)) && (a4==14)))) [L442] COND FALSE !((((a19==10) && ((a12==0) && ((((a10==1) && a1 <= -13 ) || (( ((38 < a1) && (218 >= a1)) && (a10==0)) || ((a10==0) && 218 < a1 ))) && (input == 3)))) && (a4==14))) [L448] COND TRUE ((a19==9) && (((a4==14) && ((((a10==3) && 218 < a1 ) || ( a1 <= -13 && (a10==4))) && (input == 5))) && (a12==0))) [L449] a1 = ((((((a1 % 25)- -12) - 0) * 5) % 25)- -13) [L450] a10 = 3 [L451] a19 = 6 [L453] RET return -1; [L590] EXPR calculate_output(input) [L590] output = calculate_output(input) [L582] COND TRUE 1 [L585] int input; [L586] input = __VERIFIER_nondet_int() [L587] COND FALSE !((input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L590] CALL calculate_output(input) [L21] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L24] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L27] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L30] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L33] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L36] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L39] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L42] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L45] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L48] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L51] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L54] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L57] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L60] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L63] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L66] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==8))) [L69] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L72] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L75] COND FALSE !((((((a10==1) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L78] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L81] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L84] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L87] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L90] COND FALSE !((((((a10==0) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L93] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L96] COND FALSE !((((((a10==3) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L99] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L102] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L105] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L108] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L111] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L114] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==7))) [L117] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L120] COND FALSE !((((((a10==4) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==7))) [L123] COND FALSE !((((((a10==2) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L126] COND FALSE !((((((a10==3) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L129] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==8))) [L132] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L135] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L138] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6))) [L141] COND FALSE !((((((a10==1) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L144] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==6))) [L147] COND FALSE !((((((a10==2) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L150] COND FALSE !((((((a10==0) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L153] COND FALSE !((((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==8))) [L156] COND FALSE !((((((a10==4) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L159] COND FALSE !((((((a10==1) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L162] COND FALSE !((((((a10==0) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L165] COND FALSE !((((((a10==4) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==7))) [L168] COND FALSE !((((((a10==3) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L171] COND FALSE !((((((a10==2) && (a12==0)) && ((38 < a1) && (218 >= a1)) ) && (a4==14)) && (a19==6))) [L174] COND FALSE !((((((a10==1) && (a12==0)) && ((-13 < a1) && (38 >= a1)) ) && (a4==14)) && (a19==8))) [L177] COND FALSE !((((((a10==4) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L180] COND FALSE !((((((a10==0) && (a12==0)) && 218 < a1 ) && (a4==14)) && (a19==6))) [L183] COND FALSE !((((((a10==2) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==7))) [L186] COND TRUE (((((a10==3) && (a12==0)) && a1 <= -13 ) && (a4==14)) && (a19==6)) [L187] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. UNKNOWN Result, 102.2s OverallTime, 27 OverallIterations, 4 TraceHistogramMax, 71.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4771 SDtfs, 16453 SDslu, 9078 SDs, 0 SdLazy, 48502 SolverSat, 4753 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 57.2s Time, PredicateUnifierStatistics: 52 DeclaredPredicates, 6745 GetRequests, 6344 SyntacticMatches, 0 SemanticMatches, 401 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1001 ImplicationChecksByTransitivity, 7.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15041occurred in iteration=26, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 15.5s AbstIntTime, 27 AbstIntIterations, 26 AbstIntStrong, 0.9969905911906036 AbsIntWeakeningRatio, 0.10507025045815516 AbsIntAvgWeakeningVarsNumRemoved, 19.47800855222969 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 2.5s AutomataMinimizationTime, 26 MinimizatonAttempts, 1619 StatesRemovedByMinimization, 26 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/Problem10_label11_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_INT-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-19_06-03-29-709.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem10_label11_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_INT-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-19_06-03-29-709.csv Received shutdown request...