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_INTCON-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 12:39:29,609 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-19 12:39:29,611 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-19 12:39:29,625 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-19 12:39:29,625 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-19 12:39:29,626 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-19 12:39:29,628 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-19 12:39:29,629 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-19 12:39:29,631 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-19 12:39:29,632 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-19 12:39:29,633 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-19 12:39:29,633 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-19 12:39:29,634 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-19 12:39:29,635 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-19 12:39:29,636 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-19 12:39:29,637 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-19 12:39:29,638 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-19 12:39:29,640 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-19 12:39:29,643 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-19 12:39:29,645 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-19 12:39:29,646 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-19 12:39:29,647 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-19 12:39:29,650 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-09-19 12:39:29,668 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_INTCON-OldIcfg.epf [2018-09-19 12:39:29,694 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-19 12:39:29,697 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-19 12:39:29,698 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-19 12:39:29,698 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-19 12:39:29,698 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-19 12:39:29,699 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-19 12:39:29,699 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-19 12:39:29,699 INFO L133 SettingsManager]: * Octagon Domain=false [2018-09-19 12:39:29,700 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-19 12:39:29,700 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-19 12:39:29,700 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-19 12:39:29,700 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-19 12:39:29,701 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-19 12:39:29,702 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-19 12:39:29,703 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-19 12:39:29,703 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-19 12:39:29,703 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-19 12:39:29,703 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-19 12:39:29,703 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-19 12:39:29,704 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-19 12:39:29,704 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-19 12:39:29,704 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-19 12:39:29,704 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-19 12:39:29,705 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-19 12:39:29,706 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-19 12:39:29,706 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-19 12:39:29,706 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-19 12:39:29,706 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-19 12:39:29,707 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-19 12:39:29,707 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-19 12:39:29,707 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-19 12:39:29,707 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-19 12:39:29,707 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-19 12:39:29,708 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-19 12:39:29,774 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-19 12:39:29,791 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-19 12:39:29,798 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-19 12:39:29,799 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-19 12:39:29,800 INFO L276 PluginConnector]: CDTParser initialized [2018-09-19 12:39:29,800 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label11_true-unreach-call.c [2018-09-19 12:39:30,157 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23f83d869/e8dfc026a2c54e5ba432f14ea62a9304/FLAGf43346b66 [2018-09-19 12:39:30,414 INFO L277 CDTParser]: Found 1 translation units. [2018-09-19 12:39:30,415 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label11_true-unreach-call.c [2018-09-19 12:39:30,428 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23f83d869/e8dfc026a2c54e5ba432f14ea62a9304/FLAGf43346b66 [2018-09-19 12:39:30,444 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23f83d869/e8dfc026a2c54e5ba432f14ea62a9304 [2018-09-19 12:39:30,456 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-19 12:39:30,459 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-19 12:39:30,460 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-19 12:39:30,461 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-19 12:39:30,467 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-19 12:39:30,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 12:39:30" (1/1) ... [2018-09-19 12:39:30,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b8ec888 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:39:30, skipping insertion in model container [2018-09-19 12:39:30,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 12:39:30" (1/1) ... [2018-09-19 12:39:30,484 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-19 12:39:31,031 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 12:39:31,049 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-19 12:39:31,185 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-19 12:39:31,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:39:31 WrapperNode [2018-09-19 12:39:31,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-19 12:39:31,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-19 12:39:31,239 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-19 12:39:31,239 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-19 12:39:31,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:39:31" (1/1) ... [2018-09-19 12:39:31,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:39:31" (1/1) ... [2018-09-19 12:39:31,374 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-19 12:39:31,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-19 12:39:31,375 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-19 12:39:31,375 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-19 12:39:31,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:39:31" (1/1) ... [2018-09-19 12:39:31,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:39:31" (1/1) ... [2018-09-19 12:39:31,565 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:39:31" (1/1) ... [2018-09-19 12:39:31,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:39:31" (1/1) ... [2018-09-19 12:39:31,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:39:31" (1/1) ... [2018-09-19 12:39:31,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:39:31" (1/1) ... [2018-09-19 12:39:31,615 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:39:31" (1/1) ... [2018-09-19 12:39:31,626 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-19 12:39:31,627 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-19 12:39:31,627 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-19 12:39:31,627 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-19 12:39:31,628 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:39:31" (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 12:39:31,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-19 12:39:31,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-19 12:39:31,715 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-19 12:39:31,715 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-19 12:39:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-19 12:39:31,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-19 12:39:31,716 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-19 12:39:31,716 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-19 12:39:34,910 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-19 12:39:34,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 12:39:34 BoogieIcfgContainer [2018-09-19 12:39:34,911 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-19 12:39:34,912 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-19 12:39:34,914 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-19 12:39:34,918 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-19 12:39:34,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.09 12:39:30" (1/3) ... [2018-09-19 12:39:34,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f0dc9c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 12:39:34, skipping insertion in model container [2018-09-19 12:39:34,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:39:31" (2/3) ... [2018-09-19 12:39:34,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f0dc9c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.09 12:39:34, skipping insertion in model container [2018-09-19 12:39:34,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 12:39:34" (3/3) ... [2018-09-19 12:39:34,922 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label11_true-unreach-call.c [2018-09-19 12:39:34,931 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-19 12:39:34,939 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-19 12:39:34,988 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-19 12:39:34,989 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-19 12:39:34,989 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-19 12:39:34,989 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-19 12:39:34,989 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-19 12:39:34,989 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-19 12:39:34,990 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-19 12:39:34,990 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-19 12:39:34,990 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-19 12:39:35,017 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-09-19 12:39:35,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-09-19 12:39:35,031 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:39:35,032 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 12:39:35,033 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:39:35,038 INFO L82 PathProgramCache]: Analyzing trace with hash 1604912700, now seen corresponding path program 1 times [2018-09-19 12:39:35,040 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:39:35,041 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 69 with the following transitions: [2018-09-19 12:39:35,044 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 12:39:35,089 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:39:35,090 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:39:35,475 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:39:35,477 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 12:39:35,526 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:39:35,733 INFO L232 lantSequenceWeakener]: Weakened 65 states. On average, predicates are now at 75.72% of their original sizes. [2018-09-19 12:39:35,734 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:39:35,991 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:39:35,995 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:39:35,995 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-19 12:39:35,995 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:39:36,005 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-19 12:39:36,012 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-19 12:39:36,013 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-09-19 12:39:36,016 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 6 states. [2018-09-19 12:39:38,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:39:38,457 INFO L93 Difference]: Finished difference Result 576 states and 995 transitions. [2018-09-19 12:39:38,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-09-19 12:39:38,459 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2018-09-19 12:39:38,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:39:38,478 INFO L225 Difference]: With dead ends: 576 [2018-09-19 12:39:38,478 INFO L226 Difference]: Without dead ends: 358 [2018-09-19 12:39:38,485 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 12:39:38,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2018-09-19 12:39:38,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 356. [2018-09-19 12:39:38,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-09-19 12:39:38,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 497 transitions. [2018-09-19 12:39:38,578 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 497 transitions. Word has length 68 [2018-09-19 12:39:38,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:39:38,579 INFO L480 AbstractCegarLoop]: Abstraction has 356 states and 497 transitions. [2018-09-19 12:39:38,579 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-19 12:39:38,579 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 497 transitions. [2018-09-19 12:39:38,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-19 12:39:38,591 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:39:38,592 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 12:39:38,592 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:39:38,592 INFO L82 PathProgramCache]: Analyzing trace with hash -1663036981, now seen corresponding path program 1 times [2018-09-19 12:39:38,592 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:39:38,593 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 140 with the following transitions: [2018-09-19 12:39:38,593 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 12:39:38,603 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:39:38,604 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:39:38,742 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:39:38,911 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:39:38,912 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 12:39:38,954 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:39:39,278 INFO L232 lantSequenceWeakener]: Weakened 136 states. On average, predicates are now at 74.22% of their original sizes. [2018-09-19 12:39:39,279 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:39:39,927 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:39:39,928 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:39:39,928 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:39:39,928 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:39:39,929 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:39:39,930 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:39:39,930 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:39:39,931 INFO L87 Difference]: Start difference. First operand 356 states and 497 transitions. Second operand 10 states. [2018-09-19 12:39:42,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:39:42,950 INFO L93 Difference]: Finished difference Result 717 states and 1132 transitions. [2018-09-19 12:39:42,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-09-19 12:39:42,955 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 139 [2018-09-19 12:39:42,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:39:42,961 INFO L225 Difference]: With dead ends: 717 [2018-09-19 12:39:42,962 INFO L226 Difference]: Without dead ends: 511 [2018-09-19 12:39:42,965 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 12:39:42,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2018-09-19 12:39:43,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 505. [2018-09-19 12:39:43,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 505 states. [2018-09-19 12:39:43,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 659 transitions. [2018-09-19 12:39:43,003 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 659 transitions. Word has length 139 [2018-09-19 12:39:43,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:39:43,005 INFO L480 AbstractCegarLoop]: Abstraction has 505 states and 659 transitions. [2018-09-19 12:39:43,005 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:39:43,005 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 659 transitions. [2018-09-19 12:39:43,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-09-19 12:39:43,009 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:39:43,010 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 12:39:43,010 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:39:43,010 INFO L82 PathProgramCache]: Analyzing trace with hash 325102480, now seen corresponding path program 1 times [2018-09-19 12:39:43,011 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:39:43,011 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 149 with the following transitions: [2018-09-19 12:39:43,011 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 12:39:43,015 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:39:43,015 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:39:43,136 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:39:43,255 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:39:43,256 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 12:39:43,294 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:39:43,547 INFO L232 lantSequenceWeakener]: Weakened 145 states. On average, predicates are now at 74.13% of their original sizes. [2018-09-19 12:39:43,547 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:39:44,322 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:39:44,322 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:39:44,323 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:39:44,323 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:39:44,323 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:39:44,324 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:39:44,324 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:39:44,324 INFO L87 Difference]: Start difference. First operand 505 states and 659 transitions. Second operand 10 states. [2018-09-19 12:39:52,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:39:52,863 INFO L93 Difference]: Finished difference Result 1149 states and 1716 transitions. [2018-09-19 12:39:52,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 12:39:52,871 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 148 [2018-09-19 12:39:52,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:39:52,876 INFO L225 Difference]: With dead ends: 1149 [2018-09-19 12:39:52,877 INFO L226 Difference]: Without dead ends: 794 [2018-09-19 12:39:52,879 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 155 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-09-19 12:39:52,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 794 states. [2018-09-19 12:39:52,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 794 to 783. [2018-09-19 12:39:52,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 783 states. [2018-09-19 12:39:52,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 783 states and 991 transitions. [2018-09-19 12:39:52,929 INFO L78 Accepts]: Start accepts. Automaton has 783 states and 991 transitions. Word has length 148 [2018-09-19 12:39:52,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:39:52,930 INFO L480 AbstractCegarLoop]: Abstraction has 783 states and 991 transitions. [2018-09-19 12:39:52,930 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:39:52,930 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 991 transitions. [2018-09-19 12:39:52,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-09-19 12:39:52,936 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:39:52,936 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 12:39:52,936 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:39:52,936 INFO L82 PathProgramCache]: Analyzing trace with hash -1281463288, now seen corresponding path program 1 times [2018-09-19 12:39:52,937 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:39:52,937 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 185 with the following transitions: [2018-09-19 12:39:52,937 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 12:39:52,945 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:39:52,945 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:39:53,065 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:39:53,302 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:39:53,302 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 12:39:53,337 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:39:53,612 INFO L232 lantSequenceWeakener]: Weakened 181 states. On average, predicates are now at 73.85% of their original sizes. [2018-09-19 12:39:53,612 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:39:54,041 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:39:54,042 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:39:54,042 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:39:54,042 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:39:54,043 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:39:54,043 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:39:54,043 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:39:54,044 INFO L87 Difference]: Start difference. First operand 783 states and 991 transitions. Second operand 10 states. [2018-09-19 12:39:58,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:39:58,737 INFO L93 Difference]: Finished difference Result 1723 states and 2312 transitions. [2018-09-19 12:39:58,737 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-09-19 12:39:58,738 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 184 [2018-09-19 12:39:58,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:39:58,744 INFO L225 Difference]: With dead ends: 1723 [2018-09-19 12:39:58,744 INFO L226 Difference]: Without dead ends: 1090 [2018-09-19 12:39:58,747 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 190 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2018-09-19 12:39:58,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1090 states. [2018-09-19 12:39:58,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1090 to 1081. [2018-09-19 12:39:58,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1081 states. [2018-09-19 12:39:58,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 1081 states and 1341 transitions. [2018-09-19 12:39:58,780 INFO L78 Accepts]: Start accepts. Automaton has 1081 states and 1341 transitions. Word has length 184 [2018-09-19 12:39:58,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:39:58,781 INFO L480 AbstractCegarLoop]: Abstraction has 1081 states and 1341 transitions. [2018-09-19 12:39:58,781 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:39:58,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1341 transitions. [2018-09-19 12:39:58,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-09-19 12:39:58,786 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:39:58,786 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 12:39:58,787 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:39:58,787 INFO L82 PathProgramCache]: Analyzing trace with hash 1550382411, now seen corresponding path program 1 times [2018-09-19 12:39:58,787 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:39:58,788 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 204 with the following transitions: [2018-09-19 12:39:58,788 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 12:39:58,793 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:39:58,793 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:39:59,050 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:39:59,050 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 12:39:59,088 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:39:59,312 INFO L232 lantSequenceWeakener]: Weakened 200 states. On average, predicates are now at 73.74% of their original sizes. [2018-09-19 12:39:59,313 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:39:59,599 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:39:59,600 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:39:59,600 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:39:59,600 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:39:59,601 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:39:59,601 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:39:59,601 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:39:59,602 INFO L87 Difference]: Start difference. First operand 1081 states and 1341 transitions. Second operand 10 states. [2018-09-19 12:40:02,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:40:02,302 INFO L93 Difference]: Finished difference Result 2464 states and 3181 transitions. [2018-09-19 12:40:02,307 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-09-19 12:40:02,307 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 203 [2018-09-19 12:40:02,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:40:02,314 INFO L225 Difference]: With dead ends: 2464 [2018-09-19 12:40:02,315 INFO L226 Difference]: Without dead ends: 1533 [2018-09-19 12:40:02,317 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 209 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2018-09-19 12:40:02,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1533 states. [2018-09-19 12:40:02,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1533 to 1521. [2018-09-19 12:40:02,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1521 states. [2018-09-19 12:40:02,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1521 states and 1832 transitions. [2018-09-19 12:40:02,357 INFO L78 Accepts]: Start accepts. Automaton has 1521 states and 1832 transitions. Word has length 203 [2018-09-19 12:40:02,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:40:02,358 INFO L480 AbstractCegarLoop]: Abstraction has 1521 states and 1832 transitions. [2018-09-19 12:40:02,358 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:40:02,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 1832 transitions. [2018-09-19 12:40:02,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-09-19 12:40:02,362 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:40:02,363 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 12:40:02,363 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:40:02,363 INFO L82 PathProgramCache]: Analyzing trace with hash 618517991, now seen corresponding path program 1 times [2018-09-19 12:40:02,363 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:40:02,364 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 216 with the following transitions: [2018-09-19 12:40:02,364 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 12:40:02,367 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:40:02,367 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:40:02,411 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:40:02,533 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:40:02,533 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 12:40:02,560 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:40:02,881 INFO L232 lantSequenceWeakener]: Weakened 212 states. On average, predicates are now at 73.73% of their original sizes. [2018-09-19 12:40:02,882 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:40:03,110 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:40:03,111 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:40:03,111 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:40:03,111 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:40:03,112 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:40:03,112 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:40:03,112 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:40:03,113 INFO L87 Difference]: Start difference. First operand 1521 states and 1832 transitions. Second operand 10 states. [2018-09-19 12:40:05,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:40:05,729 INFO L93 Difference]: Finished difference Result 3061 states and 3823 transitions. [2018-09-19 12:40:05,734 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 12:40:05,735 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 215 [2018-09-19 12:40:05,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:40:05,748 INFO L225 Difference]: With dead ends: 3061 [2018-09-19 12:40:05,748 INFO L226 Difference]: Without dead ends: 1690 [2018-09-19 12:40:05,752 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 222 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-09-19 12:40:05,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1690 states. [2018-09-19 12:40:05,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1690 to 1672. [2018-09-19 12:40:05,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1672 states. [2018-09-19 12:40:05,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1672 states and 1998 transitions. [2018-09-19 12:40:05,814 INFO L78 Accepts]: Start accepts. Automaton has 1672 states and 1998 transitions. Word has length 215 [2018-09-19 12:40:05,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:40:05,815 INFO L480 AbstractCegarLoop]: Abstraction has 1672 states and 1998 transitions. [2018-09-19 12:40:05,815 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:40:05,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 1998 transitions. [2018-09-19 12:40:05,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-09-19 12:40:05,819 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:40:05,820 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 12:40:05,820 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:40:05,821 INFO L82 PathProgramCache]: Analyzing trace with hash 630617619, now seen corresponding path program 1 times [2018-09-19 12:40:05,821 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:40:05,821 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 222 with the following transitions: [2018-09-19 12:40:05,821 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 12:40:05,824 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:40:05,824 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:40:05,875 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:40:05,989 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:40:05,990 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 12:40:06,022 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:40:06,243 INFO L232 lantSequenceWeakener]: Weakened 218 states. On average, predicates are now at 73.7% of their original sizes. [2018-09-19 12:40:06,243 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:40:06,591 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:40:06,591 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:40:06,592 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:40:06,592 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:40:06,592 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:40:06,593 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:40:06,593 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:40:06,593 INFO L87 Difference]: Start difference. First operand 1672 states and 1998 transitions. Second operand 10 states. [2018-09-19 12:40:10,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:40:10,481 INFO L93 Difference]: Finished difference Result 3508 states and 4339 transitions. [2018-09-19 12:40:10,484 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 12:40:10,485 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 221 [2018-09-19 12:40:10,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:40:10,493 INFO L225 Difference]: With dead ends: 3508 [2018-09-19 12:40:10,494 INFO L226 Difference]: Without dead ends: 1986 [2018-09-19 12:40:10,497 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 228 GetRequests, 212 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 12:40:10,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1986 states. [2018-09-19 12:40:10,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1986 to 1956. [2018-09-19 12:40:10,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1956 states. [2018-09-19 12:40:10,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 1956 states and 2368 transitions. [2018-09-19 12:40:10,549 INFO L78 Accepts]: Start accepts. Automaton has 1956 states and 2368 transitions. Word has length 221 [2018-09-19 12:40:10,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:40:10,550 INFO L480 AbstractCegarLoop]: Abstraction has 1956 states and 2368 transitions. [2018-09-19 12:40:10,550 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:40:10,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1956 states and 2368 transitions. [2018-09-19 12:40:10,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-09-19 12:40:10,555 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:40:10,555 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 12:40:10,556 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:40:10,556 INFO L82 PathProgramCache]: Analyzing trace with hash -462738296, now seen corresponding path program 1 times [2018-09-19 12:40:10,556 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:40:10,556 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 227 with the following transitions: [2018-09-19 12:40:10,557 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], [526], [527], [531], [534], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 12:40:10,558 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:40:10,558 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:40:10,608 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:40:10,738 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:40:10,738 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 12:40:10,775 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:40:10,996 INFO L232 lantSequenceWeakener]: Weakened 223 states. On average, predicates are now at 73.68% of their original sizes. [2018-09-19 12:40:10,997 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:40:11,204 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:40:11,204 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:40:11,204 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:40:11,205 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:40:11,205 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:40:11,205 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:40:11,206 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:40:11,206 INFO L87 Difference]: Start difference. First operand 1956 states and 2368 transitions. Second operand 10 states. [2018-09-19 12:40:13,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:40:13,569 INFO L93 Difference]: Finished difference Result 4370 states and 5531 transitions. [2018-09-19 12:40:13,576 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 12:40:13,577 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 226 [2018-09-19 12:40:13,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:40:13,588 INFO L225 Difference]: With dead ends: 4370 [2018-09-19 12:40:13,589 INFO L226 Difference]: Without dead ends: 2564 [2018-09-19 12:40:13,594 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 233 GetRequests, 217 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 12:40:13,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2564 states. [2018-09-19 12:40:13,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2564 to 2527. [2018-09-19 12:40:13,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2527 states. [2018-09-19 12:40:13,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2527 states to 2527 states and 3089 transitions. [2018-09-19 12:40:13,657 INFO L78 Accepts]: Start accepts. Automaton has 2527 states and 3089 transitions. Word has length 226 [2018-09-19 12:40:13,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:40:13,657 INFO L480 AbstractCegarLoop]: Abstraction has 2527 states and 3089 transitions. [2018-09-19 12:40:13,657 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:40:13,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2527 states and 3089 transitions. [2018-09-19 12:40:13,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-09-19 12:40:13,664 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:40:13,664 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] [2018-09-19 12:40:13,664 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:40:13,665 INFO L82 PathProgramCache]: Analyzing trace with hash -127640256, now seen corresponding path program 1 times [2018-09-19 12:40:13,665 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:40:13,665 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 231 with the following transitions: [2018-09-19 12:40:13,665 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], [542], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 12:40:13,667 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:40:13,667 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:40:13,710 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:40:13,850 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:40:13,850 INFO L272 AbstractInterpreter]: Visited 90 different actions 434 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 12:40:13,851 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:40:14,065 INFO L232 lantSequenceWeakener]: Weakened 227 states. On average, predicates are now at 73.66% of their original sizes. [2018-09-19 12:40:14,065 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:40:14,193 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:40:14,193 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:40:14,193 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:40:14,193 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:40:14,194 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:40:14,194 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:40:14,194 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:40:14,194 INFO L87 Difference]: Start difference. First operand 2527 states and 3089 transitions. Second operand 10 states. [2018-09-19 12:40:16,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:40:16,583 INFO L93 Difference]: Finished difference Result 5813 states and 7415 transitions. [2018-09-19 12:40:16,584 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 12:40:16,584 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 230 [2018-09-19 12:40:16,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:40:16,597 INFO L225 Difference]: With dead ends: 5813 [2018-09-19 12:40:16,597 INFO L226 Difference]: Without dead ends: 3436 [2018-09-19 12:40:16,604 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 237 GetRequests, 221 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 12:40:16,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3436 states. [2018-09-19 12:40:16,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3436 to 3377. [2018-09-19 12:40:16,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3377 states. [2018-09-19 12:40:16,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3377 states to 3377 states and 4175 transitions. [2018-09-19 12:40:16,671 INFO L78 Accepts]: Start accepts. Automaton has 3377 states and 4175 transitions. Word has length 230 [2018-09-19 12:40:16,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:40:16,671 INFO L480 AbstractCegarLoop]: Abstraction has 3377 states and 4175 transitions. [2018-09-19 12:40:16,672 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:40:16,672 INFO L276 IsEmpty]: Start isEmpty. Operand 3377 states and 4175 transitions. [2018-09-19 12:40:16,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-09-19 12:40:16,678 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:40:16,678 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] [2018-09-19 12:40:16,678 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:40:16,679 INFO L82 PathProgramCache]: Analyzing trace with hash 410036820, now seen corresponding path program 1 times [2018-09-19 12:40:16,679 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:40:16,679 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 237 with the following transitions: [2018-09-19 12:40:16,679 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], [566], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 12:40:16,681 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:40:16,681 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:40:16,723 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:40:22,027 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:40:22,027 INFO L272 AbstractInterpreter]: Visited 96 different actions 464 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 12:40:22,034 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:40:23,481 INFO L232 lantSequenceWeakener]: Weakened 233 states. On average, predicates are now at 73.64% of their original sizes. [2018-09-19 12:40:23,481 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:40:23,573 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:40:23,573 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:40:23,573 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:40:23,573 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:40:23,574 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:40:23,574 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:40:23,574 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:40:23,574 INFO L87 Difference]: Start difference. First operand 3377 states and 4175 transitions. Second operand 10 states. [2018-09-19 12:40:26,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:40:26,570 INFO L93 Difference]: Finished difference Result 8372 states and 10738 transitions. [2018-09-19 12:40:26,573 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 12:40:26,573 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 236 [2018-09-19 12:40:26,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:40:26,592 INFO L225 Difference]: With dead ends: 8372 [2018-09-19 12:40:26,592 INFO L226 Difference]: Without dead ends: 5145 [2018-09-19 12:40:26,601 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 243 GetRequests, 227 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 12:40:26,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5145 states. [2018-09-19 12:40:26,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5145 to 5045. [2018-09-19 12:40:26,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5045 states. [2018-09-19 12:40:26,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5045 states to 5045 states and 6270 transitions. [2018-09-19 12:40:26,711 INFO L78 Accepts]: Start accepts. Automaton has 5045 states and 6270 transitions. Word has length 236 [2018-09-19 12:40:26,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:40:26,711 INFO L480 AbstractCegarLoop]: Abstraction has 5045 states and 6270 transitions. [2018-09-19 12:40:26,711 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:40:26,712 INFO L276 IsEmpty]: Start isEmpty. Operand 5045 states and 6270 transitions. [2018-09-19 12:40:26,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-09-19 12:40:26,720 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:40:26,721 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] [2018-09-19 12:40:26,721 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:40:26,721 INFO L82 PathProgramCache]: Analyzing trace with hash -1442519113, now seen corresponding path program 1 times [2018-09-19 12:40:26,721 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:40:26,722 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 252 with the following transitions: [2018-09-19 12:40:26,722 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], [626], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 12:40:26,724 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:40:26,724 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:40:26,771 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:40:27,036 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:40:27,038 INFO L272 AbstractInterpreter]: Visited 111 different actions 539 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 12:40:27,075 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:40:27,309 INFO L232 lantSequenceWeakener]: Weakened 248 states. On average, predicates are now at 73.58% of their original sizes. [2018-09-19 12:40:27,309 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:40:27,424 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:40:27,424 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:40:27,424 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:40:27,424 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:40:27,425 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:40:27,425 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:40:27,425 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:40:27,425 INFO L87 Difference]: Start difference. First operand 5045 states and 6270 transitions. Second operand 10 states. [2018-09-19 12:40:31,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:40:31,922 INFO L93 Difference]: Finished difference Result 10399 states and 13068 transitions. [2018-09-19 12:40:31,922 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 12:40:31,922 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 251 [2018-09-19 12:40:31,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:40:31,943 INFO L225 Difference]: With dead ends: 10399 [2018-09-19 12:40:31,943 INFO L226 Difference]: Without dead ends: 5504 [2018-09-19 12:40:31,954 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 258 GetRequests, 242 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 12:40:31,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5504 states. [2018-09-19 12:40:32,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5504 to 5429. [2018-09-19 12:40:32,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5429 states. [2018-09-19 12:40:32,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5429 states to 5429 states and 6773 transitions. [2018-09-19 12:40:32,056 INFO L78 Accepts]: Start accepts. Automaton has 5429 states and 6773 transitions. Word has length 251 [2018-09-19 12:40:32,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:40:32,057 INFO L480 AbstractCegarLoop]: Abstraction has 5429 states and 6773 transitions. [2018-09-19 12:40:32,057 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:40:32,057 INFO L276 IsEmpty]: Start isEmpty. Operand 5429 states and 6773 transitions. [2018-09-19 12:40:32,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-09-19 12:40:32,066 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:40:32,066 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 12:40:32,067 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:40:32,067 INFO L82 PathProgramCache]: Analyzing trace with hash 29719707, now seen corresponding path program 1 times [2018-09-19 12:40:32,067 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:40:32,067 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 258 with the following transitions: [2018-09-19 12:40:32,068 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 12:40:32,070 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:40:32,070 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:40:32,144 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:40:32,345 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:40:32,346 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 12:40:32,386 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:40:32,611 INFO L232 lantSequenceWeakener]: Weakened 254 states. On average, predicates are now at 73.56% of their original sizes. [2018-09-19 12:40:32,611 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:40:32,714 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:40:32,714 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:40:32,715 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:40:32,715 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:40:32,715 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:40:32,716 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:40:32,716 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:40:32,716 INFO L87 Difference]: Start difference. First operand 5429 states and 6773 transitions. Second operand 10 states. [2018-09-19 12:40:35,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:40:35,055 INFO L93 Difference]: Finished difference Result 11196 states and 14212 transitions. [2018-09-19 12:40:35,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 12:40:35,055 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 257 [2018-09-19 12:40:35,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:40:35,073 INFO L225 Difference]: With dead ends: 11196 [2018-09-19 12:40:35,073 INFO L226 Difference]: Without dead ends: 5917 [2018-09-19 12:40:35,085 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 12:40:35,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5917 states. [2018-09-19 12:40:35,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5917 to 5887. [2018-09-19 12:40:35,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5887 states. [2018-09-19 12:40:35,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5887 states to 5887 states and 7406 transitions. [2018-09-19 12:40:35,183 INFO L78 Accepts]: Start accepts. Automaton has 5887 states and 7406 transitions. Word has length 257 [2018-09-19 12:40:35,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:40:35,184 INFO L480 AbstractCegarLoop]: Abstraction has 5887 states and 7406 transitions. [2018-09-19 12:40:35,184 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:40:35,184 INFO L276 IsEmpty]: Start isEmpty. Operand 5887 states and 7406 transitions. [2018-09-19 12:40:35,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-09-19 12:40:35,193 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:40:35,194 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] [2018-09-19 12:40:35,194 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:40:35,195 INFO L82 PathProgramCache]: Analyzing trace with hash -978767288, now seen corresponding path program 1 times [2018-09-19 12:40:35,195 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:40:35,195 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 259 with the following transitions: [2018-09-19 12:40:35,195 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], [654], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 12:40:35,197 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:40:35,198 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:40:35,238 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:40:35,507 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:40:35,508 INFO L272 AbstractInterpreter]: Visited 118 different actions 574 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 12:40:35,548 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:40:35,820 INFO L232 lantSequenceWeakener]: Weakened 255 states. On average, predicates are now at 73.56% of their original sizes. [2018-09-19 12:40:35,820 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:40:35,996 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:40:35,996 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:40:35,996 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:40:35,996 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:40:35,997 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:40:35,997 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:40:35,997 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:40:35,997 INFO L87 Difference]: Start difference. First operand 5887 states and 7406 transitions. Second operand 10 states. [2018-09-19 12:40:38,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:40:38,601 INFO L93 Difference]: Finished difference Result 13421 states and 17237 transitions. [2018-09-19 12:40:38,607 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 12:40:38,608 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 258 [2018-09-19 12:40:38,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:40:38,627 INFO L225 Difference]: With dead ends: 13421 [2018-09-19 12:40:38,627 INFO L226 Difference]: Without dead ends: 7684 [2018-09-19 12:40:38,640 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 265 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-09-19 12:40:38,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7684 states. [2018-09-19 12:40:38,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7684 to 7560. [2018-09-19 12:40:38,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7560 states. [2018-09-19 12:40:38,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7560 states to 7560 states and 9639 transitions. [2018-09-19 12:40:38,769 INFO L78 Accepts]: Start accepts. Automaton has 7560 states and 9639 transitions. Word has length 258 [2018-09-19 12:40:38,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:40:38,770 INFO L480 AbstractCegarLoop]: Abstraction has 7560 states and 9639 transitions. [2018-09-19 12:40:38,770 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:40:38,770 INFO L276 IsEmpty]: Start isEmpty. Operand 7560 states and 9639 transitions. [2018-09-19 12:40:38,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-09-19 12:40:38,784 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:40:38,784 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 12:40:38,784 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:40:38,785 INFO L82 PathProgramCache]: Analyzing trace with hash -2023802872, now seen corresponding path program 1 times [2018-09-19 12:40:38,785 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:40:38,785 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 291 with the following transitions: [2018-09-19 12:40:38,785 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 12:40:38,788 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:40:38,788 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:40:38,829 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:40:39,128 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:40:39,128 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 12:40:39,153 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:40:39,422 INFO L232 lantSequenceWeakener]: Weakened 287 states. On average, predicates are now at 73.47% of their original sizes. [2018-09-19 12:40:39,423 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:40:39,515 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:40:39,516 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:40:39,516 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:40:39,516 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:40:39,516 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:40:39,517 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:40:39,517 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:40:39,517 INFO L87 Difference]: Start difference. First operand 7560 states and 9639 transitions. Second operand 10 states. [2018-09-19 12:40:42,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:40:42,522 INFO L93 Difference]: Finished difference Result 16780 states and 21621 transitions. [2018-09-19 12:40:42,529 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 12:40:42,530 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 290 [2018-09-19 12:40:42,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:40:42,548 INFO L225 Difference]: With dead ends: 16780 [2018-09-19 12:40:42,548 INFO L226 Difference]: Without dead ends: 9370 [2018-09-19 12:40:42,561 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 12:40:42,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9370 states. [2018-09-19 12:40:42,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9370 to 9238. [2018-09-19 12:40:42,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9238 states. [2018-09-19 12:40:42,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9238 states to 9238 states and 11908 transitions. [2018-09-19 12:40:42,714 INFO L78 Accepts]: Start accepts. Automaton has 9238 states and 11908 transitions. Word has length 290 [2018-09-19 12:40:42,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:40:42,715 INFO L480 AbstractCegarLoop]: Abstraction has 9238 states and 11908 transitions. [2018-09-19 12:40:42,715 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:40:42,715 INFO L276 IsEmpty]: Start isEmpty. Operand 9238 states and 11908 transitions. [2018-09-19 12:40:42,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-09-19 12:40:42,730 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:40:42,731 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 12:40:42,731 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:40:42,731 INFO L82 PathProgramCache]: Analyzing trace with hash 1238191131, now seen corresponding path program 1 times [2018-09-19 12:40:42,731 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:40:42,732 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 300 with the following transitions: [2018-09-19 12:40:42,732 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], [526], [527], [531], [534], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 12:40:42,734 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:40:42,734 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:40:42,775 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:40:42,951 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:40:42,951 INFO L272 AbstractInterpreter]: Visited 89 different actions 438 times. Merged at 8 different actions 37 times. Never widened. Found 9 fixpoints after 2 different actions. Largest state had 24 variables. [2018-09-19 12:40:42,989 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:40:43,282 INFO L232 lantSequenceWeakener]: Weakened 296 states. On average, predicates are now at 73.48% of their original sizes. [2018-09-19 12:40:43,282 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:40:43,623 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:40:43,623 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:40:43,623 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:40:43,624 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:40:43,624 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:40:43,624 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:40:43,624 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:40:43,624 INFO L87 Difference]: Start difference. First operand 9238 states and 11908 transitions. Second operand 10 states. [2018-09-19 12:40:46,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:40:46,589 INFO L93 Difference]: Finished difference Result 20530 states and 26690 transitions. [2018-09-19 12:40:46,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 12:40:46,590 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 299 [2018-09-19 12:40:46,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:40:46,613 INFO L225 Difference]: With dead ends: 20530 [2018-09-19 12:40:46,613 INFO L226 Difference]: Without dead ends: 11442 [2018-09-19 12:40:46,632 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 306 GetRequests, 290 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-09-19 12:40:46,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11442 states. [2018-09-19 12:40:46,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11442 to 11268. [2018-09-19 12:40:46,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11268 states. [2018-09-19 12:40:46,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11268 states to 11268 states and 14578 transitions. [2018-09-19 12:40:46,836 INFO L78 Accepts]: Start accepts. Automaton has 11268 states and 14578 transitions. Word has length 299 [2018-09-19 12:40:46,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:40:46,837 INFO L480 AbstractCegarLoop]: Abstraction has 11268 states and 14578 transitions. [2018-09-19 12:40:46,837 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:40:46,837 INFO L276 IsEmpty]: Start isEmpty. Operand 11268 states and 14578 transitions. [2018-09-19 12:40:46,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-09-19 12:40:46,856 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:40:46,856 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, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 12:40:46,857 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:40:46,857 INFO L82 PathProgramCache]: Analyzing trace with hash 739071115, now seen corresponding path program 1 times [2018-09-19 12:40:46,857 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:40:46,857 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 308 with the following transitions: [2018-09-19 12:40:46,858 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], [526], [527], [531], [534], [535], [538], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 12:40:46,859 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:40:46,860 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:40:46,904 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:40:47,104 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:40:47,104 INFO L272 AbstractInterpreter]: Visited 90 different actions 440 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 12:40:47,138 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:40:47,427 INFO L232 lantSequenceWeakener]: Weakened 304 states. On average, predicates are now at 73.46% of their original sizes. [2018-09-19 12:40:47,427 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:40:48,222 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:40:48,222 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:40:48,223 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:40:48,223 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:40:48,223 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:40:48,223 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:40:48,224 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:40:48,224 INFO L87 Difference]: Start difference. First operand 11268 states and 14578 transitions. Second operand 10 states. [2018-09-19 12:40:50,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:40:50,943 INFO L93 Difference]: Finished difference Result 24169 states and 31450 transitions. [2018-09-19 12:40:50,944 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-09-19 12:40:50,944 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 307 [2018-09-19 12:40:50,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:40:50,970 INFO L225 Difference]: With dead ends: 24169 [2018-09-19 12:40:50,970 INFO L226 Difference]: Without dead ends: 13051 [2018-09-19 12:40:50,986 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 314 GetRequests, 298 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 12:40:50,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13051 states. [2018-09-19 12:40:51,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13051 to 12904. [2018-09-19 12:40:51,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12904 states. [2018-09-19 12:40:51,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12904 states to 12904 states and 16702 transitions. [2018-09-19 12:40:51,212 INFO L78 Accepts]: Start accepts. Automaton has 12904 states and 16702 transitions. Word has length 307 [2018-09-19 12:40:51,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:40:51,213 INFO L480 AbstractCegarLoop]: Abstraction has 12904 states and 16702 transitions. [2018-09-19 12:40:51,213 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:40:51,213 INFO L276 IsEmpty]: Start isEmpty. Operand 12904 states and 16702 transitions. [2018-09-19 12:40:51,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-09-19 12:40:51,237 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:40:51,237 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] [2018-09-19 12:40:51,237 INFO L423 AbstractCegarLoop]: === Iteration 17 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:40:51,238 INFO L82 PathProgramCache]: Analyzing trace with hash -1357712433, now seen corresponding path program 1 times [2018-09-19 12:40:51,238 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:40:51,238 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 310 with the following transitions: [2018-09-19 12:40:51,238 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], [566], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 12:40:51,241 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:40:51,242 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:40:51,292 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:40:56,508 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:40:56,508 INFO L272 AbstractInterpreter]: Visited 97 different actions 573 times. Merged at 8 different actions 46 times. Widened at 1 different actions 1 times. Found 11 fixpoints after 2 different actions. Largest state had 24 variables. [2018-09-19 12:40:56,523 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:40:58,567 INFO L232 lantSequenceWeakener]: Weakened 306 states. On average, predicates are now at 73.45% of their original sizes. [2018-09-19 12:40:58,568 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:40:58,711 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:40:58,712 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:40:58,712 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:40:58,712 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:40:58,712 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:40:58,713 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:40:58,713 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:40:58,713 INFO L87 Difference]: Start difference. First operand 12904 states and 16702 transitions. Second operand 10 states. [2018-09-19 12:41:02,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:41:02,575 INFO L93 Difference]: Finished difference Result 27274 states and 35434 transitions. [2018-09-19 12:41:02,575 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 12:41:02,575 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 309 [2018-09-19 12:41:02,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:41:02,599 INFO L225 Difference]: With dead ends: 27274 [2018-09-19 12:41:02,600 INFO L226 Difference]: Without dead ends: 14520 [2018-09-19 12:41:02,615 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 316 GetRequests, 300 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 12:41:02,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14520 states. [2018-09-19 12:41:02,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14520 to 14234. [2018-09-19 12:41:02,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14234 states. [2018-09-19 12:41:02,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14234 states to 14234 states and 18516 transitions. [2018-09-19 12:41:02,843 INFO L78 Accepts]: Start accepts. Automaton has 14234 states and 18516 transitions. Word has length 309 [2018-09-19 12:41:02,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:41:02,844 INFO L480 AbstractCegarLoop]: Abstraction has 14234 states and 18516 transitions. [2018-09-19 12:41:02,844 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:41:02,844 INFO L276 IsEmpty]: Start isEmpty. Operand 14234 states and 18516 transitions. [2018-09-19 12:41:02,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-09-19 12:41:02,866 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:41:02,866 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 12:41:02,866 INFO L423 AbstractCegarLoop]: === Iteration 18 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:41:02,867 INFO L82 PathProgramCache]: Analyzing trace with hash 1367946340, now seen corresponding path program 1 times [2018-09-19 12:41:02,867 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:41:02,867 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 317 with the following transitions: [2018-09-19 12:41:02,867 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 12:41:02,869 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:41:02,869 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:41:02,908 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:41:03,072 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:41:03,072 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 12:41:03,099 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:41:03,352 INFO L232 lantSequenceWeakener]: Weakened 313 states. On average, predicates are now at 73.44% of their original sizes. [2018-09-19 12:41:03,352 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:41:03,466 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:41:03,467 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:41:03,467 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:41:03,467 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:41:03,468 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:41:03,468 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:41:03,468 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:41:03,468 INFO L87 Difference]: Start difference. First operand 14234 states and 18516 transitions. Second operand 10 states. [2018-09-19 12:41:06,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:41:06,894 INFO L93 Difference]: Finished difference Result 29317 states and 38295 transitions. [2018-09-19 12:41:06,895 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 12:41:06,895 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 316 [2018-09-19 12:41:06,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:41:06,925 INFO L225 Difference]: With dead ends: 29317 [2018-09-19 12:41:06,925 INFO L226 Difference]: Without dead ends: 15233 [2018-09-19 12:41:06,942 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 12:41:06,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15233 states. [2018-09-19 12:41:07,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15233 to 15014. [2018-09-19 12:41:07,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15014 states. [2018-09-19 12:41:07,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15014 states to 15014 states and 19527 transitions. [2018-09-19 12:41:07,164 INFO L78 Accepts]: Start accepts. Automaton has 15014 states and 19527 transitions. Word has length 316 [2018-09-19 12:41:07,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:41:07,165 INFO L480 AbstractCegarLoop]: Abstraction has 15014 states and 19527 transitions. [2018-09-19 12:41:07,165 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:41:07,165 INFO L276 IsEmpty]: Start isEmpty. Operand 15014 states and 19527 transitions. [2018-09-19 12:41:07,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-09-19 12:41:07,183 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:41:07,183 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, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 12:41:07,183 INFO L423 AbstractCegarLoop]: === Iteration 19 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:41:07,183 INFO L82 PathProgramCache]: Analyzing trace with hash -2134277797, now seen corresponding path program 1 times [2018-09-19 12:41:07,184 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:41:07,184 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 320 with the following transitions: [2018-09-19 12:41:07,184 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], [546], [547], [551], [555], [559], [563], [566], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 12:41:07,186 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:41:07,186 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:41:07,223 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:41:12,550 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:41:12,550 INFO L272 AbstractInterpreter]: Visited 97 different actions 568 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 12:41:12,556 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:41:14,143 INFO L232 lantSequenceWeakener]: Weakened 316 states. On average, predicates are now at 73.43% of their original sizes. [2018-09-19 12:41:14,143 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:41:14,250 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:41:14,250 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:41:14,250 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:41:14,250 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:41:14,251 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:41:14,251 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:41:14,251 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:41:14,251 INFO L87 Difference]: Start difference. First operand 15014 states and 19527 transitions. Second operand 10 states. [2018-09-19 12:41:17,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:41:17,837 INFO L93 Difference]: Finished difference Result 31248 states and 40901 transitions. [2018-09-19 12:41:17,838 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 12:41:17,838 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 319 [2018-09-19 12:41:17,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:41:17,869 INFO L225 Difference]: With dead ends: 31248 [2018-09-19 12:41:17,869 INFO L226 Difference]: Without dead ends: 16384 [2018-09-19 12:41:17,887 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 326 GetRequests, 310 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 12:41:17,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16384 states. [2018-09-19 12:41:18,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16384 to 16100. [2018-09-19 12:41:18,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16100 states. [2018-09-19 12:41:18,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16100 states to 16100 states and 21070 transitions. [2018-09-19 12:41:18,129 INFO L78 Accepts]: Start accepts. Automaton has 16100 states and 21070 transitions. Word has length 319 [2018-09-19 12:41:18,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:41:18,130 INFO L480 AbstractCegarLoop]: Abstraction has 16100 states and 21070 transitions. [2018-09-19 12:41:18,130 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:41:18,130 INFO L276 IsEmpty]: Start isEmpty. Operand 16100 states and 21070 transitions. [2018-09-19 12:41:18,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-09-19 12:41:18,254 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:41:18,255 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, 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] [2018-09-19 12:41:18,255 INFO L423 AbstractCegarLoop]: === Iteration 20 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:41:18,255 INFO L82 PathProgramCache]: Analyzing trace with hash 1793149843, now seen corresponding path program 1 times [2018-09-19 12:41:18,255 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:41:18,256 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 324 with the following transitions: [2018-09-19 12:41:18,256 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], [562], [563], [566], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 12:41:18,258 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:41:18,258 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:41:18,301 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:41:24,386 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:41:24,387 INFO L272 AbstractInterpreter]: Visited 97 different actions 664 times. Merged at 8 different actions 51 times. Widened at 1 different actions 2 times. Found 11 fixpoints after 2 different actions. Largest state had 24 variables. [2018-09-19 12:41:24,388 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:41:26,077 INFO L232 lantSequenceWeakener]: Weakened 320 states. On average, predicates are now at 73.42% of their original sizes. [2018-09-19 12:41:26,078 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:41:26,201 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:41:26,202 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:41:26,202 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:41:26,202 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:41:26,203 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:41:26,203 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:41:26,203 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:41:26,203 INFO L87 Difference]: Start difference. First operand 16100 states and 21070 transitions. Second operand 10 states. [2018-09-19 12:41:29,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:41:29,914 INFO L93 Difference]: Finished difference Result 33283 states and 43657 transitions. [2018-09-19 12:41:29,915 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 12:41:29,915 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 323 [2018-09-19 12:41:29,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:41:29,946 INFO L225 Difference]: With dead ends: 33283 [2018-09-19 12:41:29,946 INFO L226 Difference]: Without dead ends: 17333 [2018-09-19 12:41:29,964 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 330 GetRequests, 314 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 12:41:29,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17333 states. [2018-09-19 12:41:30,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17333 to 17020. [2018-09-19 12:41:30,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17020 states. [2018-09-19 12:41:30,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17020 states to 17020 states and 22326 transitions. [2018-09-19 12:41:30,218 INFO L78 Accepts]: Start accepts. Automaton has 17020 states and 22326 transitions. Word has length 323 [2018-09-19 12:41:30,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:41:30,219 INFO L480 AbstractCegarLoop]: Abstraction has 17020 states and 22326 transitions. [2018-09-19 12:41:30,219 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:41:30,219 INFO L276 IsEmpty]: Start isEmpty. Operand 17020 states and 22326 transitions. [2018-09-19 12:41:30,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-09-19 12:41:30,235 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:41:30,235 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 12:41:30,235 INFO L423 AbstractCegarLoop]: === Iteration 21 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:41:30,236 INFO L82 PathProgramCache]: Analyzing trace with hash 1644643968, now seen corresponding path program 1 times [2018-09-19 12:41:30,236 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:41:30,236 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 327 with the following transitions: [2018-09-19 12:41:30,237 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 12:41:30,240 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:41:30,240 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:41:30,312 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:41:30,571 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:41:30,571 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 12:41:30,582 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:41:30,874 INFO L232 lantSequenceWeakener]: Weakened 323 states. On average, predicates are now at 73.39% of their original sizes. [2018-09-19 12:41:30,875 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:41:30,993 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:41:30,993 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:41:30,994 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:41:30,994 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:41:30,994 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:41:30,994 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:41:30,994 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:41:30,995 INFO L87 Difference]: Start difference. First operand 17020 states and 22326 transitions. Second operand 10 states. [2018-09-19 12:41:34,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:41:34,026 INFO L93 Difference]: Finished difference Result 35215 states and 46290 transitions. [2018-09-19 12:41:34,026 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 12:41:34,026 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 326 [2018-09-19 12:41:34,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:41:34,057 INFO L225 Difference]: With dead ends: 35215 [2018-09-19 12:41:34,057 INFO L226 Difference]: Without dead ends: 18345 [2018-09-19 12:41:34,076 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 12:41:34,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18345 states. [2018-09-19 12:41:34,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18345 to 17954. [2018-09-19 12:41:34,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17954 states. [2018-09-19 12:41:34,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17954 states to 17954 states and 23579 transitions. [2018-09-19 12:41:34,328 INFO L78 Accepts]: Start accepts. Automaton has 17954 states and 23579 transitions. Word has length 326 [2018-09-19 12:41:34,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:41:34,328 INFO L480 AbstractCegarLoop]: Abstraction has 17954 states and 23579 transitions. [2018-09-19 12:41:34,328 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:41:34,328 INFO L276 IsEmpty]: Start isEmpty. Operand 17954 states and 23579 transitions. [2018-09-19 12:41:34,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-09-19 12:41:34,339 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:41:34,340 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] [2018-09-19 12:41:34,340 INFO L423 AbstractCegarLoop]: === Iteration 22 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:41:34,340 INFO L82 PathProgramCache]: Analyzing trace with hash -404242853, now seen corresponding path program 1 times [2018-09-19 12:41:34,340 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:41:34,340 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 332 with the following transitions: [2018-09-19 12:41:34,341 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], [654], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 12:41:34,343 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:41:34,343 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:41:34,379 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:41:34,626 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:41:34,627 INFO L272 AbstractInterpreter]: Visited 119 different actions 704 times. Merged at 8 different actions 45 times. Widened at 1 different actions 1 times. Found 11 fixpoints after 2 different actions. Largest state had 24 variables. [2018-09-19 12:41:34,633 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:41:35,014 INFO L232 lantSequenceWeakener]: Weakened 328 states. On average, predicates are now at 73.4% of their original sizes. [2018-09-19 12:41:35,014 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:41:35,100 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:41:35,100 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:41:35,100 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:41:35,100 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:41:35,101 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:41:35,101 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:41:35,101 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:41:35,102 INFO L87 Difference]: Start difference. First operand 17954 states and 23579 transitions. Second operand 10 states. [2018-09-19 12:41:38,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:41:38,675 INFO L93 Difference]: Finished difference Result 37767 states and 49724 transitions. [2018-09-19 12:41:38,677 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 12:41:38,677 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 331 [2018-09-19 12:41:38,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:41:38,710 INFO L225 Difference]: With dead ends: 37767 [2018-09-19 12:41:38,711 INFO L226 Difference]: Without dead ends: 19963 [2018-09-19 12:41:38,730 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 338 GetRequests, 322 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 12:41:38,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19963 states. [2018-09-19 12:41:38,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19963 to 19520. [2018-09-19 12:41:38,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19520 states. [2018-09-19 12:41:38,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19520 states to 19520 states and 25686 transitions. [2018-09-19 12:41:38,996 INFO L78 Accepts]: Start accepts. Automaton has 19520 states and 25686 transitions. Word has length 331 [2018-09-19 12:41:38,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:41:38,996 INFO L480 AbstractCegarLoop]: Abstraction has 19520 states and 25686 transitions. [2018-09-19 12:41:38,996 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:41:38,996 INFO L276 IsEmpty]: Start isEmpty. Operand 19520 states and 25686 transitions. [2018-09-19 12:41:39,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2018-09-19 12:41:39,013 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:41:39,013 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, 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] [2018-09-19 12:41:39,014 INFO L423 AbstractCegarLoop]: === Iteration 23 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:41:39,014 INFO L82 PathProgramCache]: Analyzing trace with hash -427118305, now seen corresponding path program 1 times [2018-09-19 12:41:39,014 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:41:39,014 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 346 with the following transitions: [2018-09-19 12:41:39,015 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], [507], [511], [515], [519], [523], [527], [531], [534], [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 12:41:39,017 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:41:39,017 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:41:39,052 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:41:39,346 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:41:39,346 INFO L272 AbstractInterpreter]: Visited 119 different actions 819 times. Merged at 8 different actions 52 times. Widened at 1 different actions 2 times. Found 11 fixpoints after 2 different actions. Largest state had 24 variables. [2018-09-19 12:41:39,354 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:41:39,603 INFO L232 lantSequenceWeakener]: Weakened 342 states. On average, predicates are now at 73.38% of their original sizes. [2018-09-19 12:41:39,603 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:41:39,734 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:41:39,734 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:41:39,735 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:41:39,735 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:41:39,735 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:41:39,735 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:41:39,735 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:41:39,736 INFO L87 Difference]: Start difference. First operand 19520 states and 25686 transitions. Second operand 10 states. [2018-09-19 12:41:42,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:41:42,767 INFO L93 Difference]: Finished difference Result 40792 states and 53797 transitions. [2018-09-19 12:41:42,767 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 12:41:42,768 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 345 [2018-09-19 12:41:42,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:41:42,806 INFO L225 Difference]: With dead ends: 40792 [2018-09-19 12:41:42,806 INFO L226 Difference]: Without dead ends: 21422 [2018-09-19 12:41:42,826 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 352 GetRequests, 336 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 12:41:42,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21422 states. [2018-09-19 12:41:43,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21422 to 21074. [2018-09-19 12:41:43,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21074 states. [2018-09-19 12:41:43,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21074 states to 21074 states and 27733 transitions. [2018-09-19 12:41:43,076 INFO L78 Accepts]: Start accepts. Automaton has 21074 states and 27733 transitions. Word has length 345 [2018-09-19 12:41:43,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:41:43,076 INFO L480 AbstractCegarLoop]: Abstraction has 21074 states and 27733 transitions. [2018-09-19 12:41:43,076 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:41:43,076 INFO L276 IsEmpty]: Start isEmpty. Operand 21074 states and 27733 transitions. [2018-09-19 12:41:43,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2018-09-19 12:41:43,095 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:41:43,095 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, 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] [2018-09-19 12:41:43,096 INFO L423 AbstractCegarLoop]: === Iteration 24 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:41:43,096 INFO L82 PathProgramCache]: Analyzing trace with hash 1930668300, now seen corresponding path program 1 times [2018-09-19 12:41:43,096 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:41:43,096 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 347 with the following transitions: [2018-09-19 12:41:43,096 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], [526], [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], [694], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 12:41:43,099 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:41:43,099 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:41:43,137 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:41:43,420 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-09-19 12:41:43,420 INFO L272 AbstractInterpreter]: Visited 129 different actions 635 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 12:41:43,428 INFO L399 sIntCurrentIteration]: Generating AbsInt predicates [2018-09-19 12:41:43,682 INFO L232 lantSequenceWeakener]: Weakened 343 states. On average, predicates are now at 73.37% of their original sizes. [2018-09-19 12:41:43,682 INFO L412 sIntCurrentIteration]: Unifying AI predicates [2018-09-19 12:41:43,766 INFO L423 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-09-19 12:41:43,766 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-19 12:41:43,766 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-09-19 12:41:43,766 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-19 12:41:43,766 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-09-19 12:41:43,767 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-09-19 12:41:43,767 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-09-19 12:41:43,767 INFO L87 Difference]: Start difference. First operand 21074 states and 27733 transitions. Second operand 10 states. [2018-09-19 12:41:46,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-19 12:41:46,536 INFO L93 Difference]: Finished difference Result 45130 states and 60382 transitions. [2018-09-19 12:41:46,536 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-09-19 12:41:46,536 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 346 [2018-09-19 12:41:46,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-19 12:41:46,577 INFO L225 Difference]: With dead ends: 45130 [2018-09-19 12:41:46,577 INFO L226 Difference]: Without dead ends: 24206 [2018-09-19 12:41:46,602 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 353 GetRequests, 337 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 12:41:46,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24206 states. [2018-09-19 12:41:46,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24206 to 23793. [2018-09-19 12:41:46,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23793 states. [2018-09-19 12:41:46,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23793 states to 23793 states and 31366 transitions. [2018-09-19 12:41:46,878 INFO L78 Accepts]: Start accepts. Automaton has 23793 states and 31366 transitions. Word has length 346 [2018-09-19 12:41:46,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-19 12:41:46,878 INFO L480 AbstractCegarLoop]: Abstraction has 23793 states and 31366 transitions. [2018-09-19 12:41:46,878 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-09-19 12:41:46,878 INFO L276 IsEmpty]: Start isEmpty. Operand 23793 states and 31366 transitions. [2018-09-19 12:41:46,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-09-19 12:41:46,893 INFO L368 BasicCegarLoop]: Found error trace [2018-09-19 12:41:46,893 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-19 12:41:46,894 INFO L423 AbstractCegarLoop]: === Iteration 25 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-19 12:41:46,894 INFO L82 PathProgramCache]: Analyzing trace with hash -1835363221, now seen corresponding path program 1 times [2018-09-19 12:41:46,894 INFO L69 tionRefinementEngine]: Using refinement strategy ToothlessTaipanRefinementStrategy [2018-09-19 12:41:46,894 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 348 with the following transitions: [2018-09-19 12:41:46,894 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], [675], [679], [683], [687], [691], [695], [699], [703], [707], [711], [715], [718], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-09-19 12:41:46,896 INFO L148 AbstractInterpreter]: Using domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-09-19 12:41:46,896 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=1) [2018-09-19 12:41:46,931 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-09-19 12:41:47,180 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-09-19 12:41:47,180 INFO L272 AbstractInterpreter]: Visited 136 different actions 666 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 12:41:47,186 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-19 12:41:47,232 WARN L209 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2018-09-19 12:41:47,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.09 12:41:47 BoogieIcfgContainer [2018-09-19 12:41:47,233 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-19 12:41:47,234 INFO L168 Benchmark]: Toolchain (without parser) took 136777.30 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 3.1 GB in the end (delta: -1.7 GB). Peak memory consumption was 915.2 MB. Max. memory is 7.1 GB. [2018-09-19 12:41:47,236 INFO L168 Benchmark]: CDTParser took 0.20 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 12:41:47,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 778.10 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 12:41:47,237 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.36 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 12:41:47,237 INFO L168 Benchmark]: Boogie Preprocessor took 251.69 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 775.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -868.2 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. [2018-09-19 12:41:47,238 INFO L168 Benchmark]: RCFGBuilder took 3284.13 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: 112.4 MB). Peak memory consumption was 112.4 MB. Max. memory is 7.1 GB. [2018-09-19 12:41:47,239 INFO L168 Benchmark]: TraceAbstraction took 132321.30 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 3.1 GB in the end (delta: -957.2 MB). Peak memory consumption was 842.2 MB. Max. memory is 7.1 GB. [2018-09-19 12:41:47,243 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 778.10 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 135.36 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 251.69 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 775.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -868.2 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3284.13 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: 112.4 MB). Peak memory consumption was 112.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 132321.30 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 3.1 GB in the end (delta: -957.2 MB). Peak memory consumption was 842.2 MB. 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 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 TRUE (((a4==14) && (((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 5)) && (a19==9)) && (a12==0))) && (a10==0)) [L255] a1 = (((a1 / 5) + 110755) + 220746) [L256] a10 = 1 [L257] a19 = 8 [L259] 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, 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 TRUE ((a12==0) && ((a19==9) && ((a10==1) && (( 218 < a1 && (input == 3)) && (a4==14))))) [L222] a19 = 10 [L224] RET return 25; [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 FALSE !(((a19==9) && (((a4==14) && ((((a10==3) && 218 < a1 ) || ( a1 <= -13 && (a10==4))) && (input == 5))) && (a12==0)))) [L454] COND FALSE !((((a12==0) && ((((input == 5) && (a19==10)) && ((38 < a1) && (218 >= a1)) ) && (a4==14))) && (a10==1))) [L460] COND FALSE !(((a19==9) && ((a4==14) && (((( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) ) && (input == 3)) && (a10==1)) && (a12==0))))) [L465] COND FALSE !(((a10==0) && ((a12==0) && ((((input == 5) && ( a1 <= -13 || ((-13 < a1) && (38 >= a1)) )) && (a19==10)) && (a4==14))))) [L471] COND FALSE !(( 218 < a1 && (((((input == 3) && (a10==1)) && (a12==0)) && (a4==14)) && (a19==10)))) [L476] COND FALSE !((((a12==0) && ((a19==9) && (((input == 3) && ( ((-13 < a1) && (38 >= a1)) || ((38 < a1) && (218 >= a1)) )) && (a4==14)))) && (a10==3))) [L481] COND TRUE (((((a4==14) && ( ((38 < a1) && (218 >= a1)) && (input == 2))) && (a12==0)) && (a10==1)) && (a19==10)) [L482] a1 = ((((a1 * 10)/ -9) * 5) - 333686) [L483] a10 = 4 [L484] a19 = 6 [L486] 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, 132.2s OverallTime, 25 OverallIterations, 4 TraceHistogramMax, 81.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4088 SDtfs, 17117 SDslu, 9165 SDs, 0 SdLazy, 49166 SolverSat, 4818 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 66.2s Time, PredicateUnifierStatistics: 48 DeclaredPredicates, 6304 GetRequests, 5935 SyntacticMatches, 0 SemanticMatches, 369 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 917 ImplicationChecksByTransitivity, 7.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23793occurred in iteration=24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 28.5s AbstIntTime, 25 AbstIntIterations, 24 AbstIntStrong, 0.9969778029595178 AbsIntWeakeningRatio, 0.10485056344928956 AbsIntAvgWeakeningVarsNumRemoved, 21.84729707659644 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 3.4s AutomataMinimizationTime, 24 MinimizatonAttempts, 3663 StatesRemovedByMinimization, 24 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_INTCON-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-19_12-41-47-257.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem10_label11_true-unreach-call.c_svcomp-Reach-64bit-ToothlessTaipan_INTCON-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-19_12-41-47-257.csv Received shutdown request...