java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label33.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 21:51:53,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 21:51:53,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 21:51:53,961 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 21:51:53,962 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 21:51:53,964 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 21:51:53,966 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 21:51:53,976 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 21:51:53,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 21:51:53,983 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 21:51:53,985 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 21:51:53,986 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 21:51:53,987 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 21:51:53,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 21:51:53,991 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 21:51:53,992 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 21:51:53,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 21:51:53,995 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 21:51:53,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 21:51:54,002 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 21:51:54,006 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 21:51:54,009 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 21:51:54,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 21:51:54,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 21:51:54,014 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-14 21:51:54,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 21:51:54,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 21:51:54,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 21:51:54,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 21:51:54,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 21:51:54,020 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 21:51:54,020 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 21:51:54,021 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 21:51:54,021 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 21:51:54,022 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 21:51:54,022 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 21:51:54,023 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 21:51:54,037 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 21:51:54,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 21:51:54,039 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 21:51:54,039 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 21:51:54,039 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 21:51:54,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 21:51:54,040 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 21:51:54,040 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 21:51:54,040 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 21:51:54,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 21:51:54,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 21:51:54,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 21:51:54,041 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 21:51:54,041 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 21:51:54,041 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 21:51:54,041 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 21:51:54,042 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 21:51:54,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 21:51:54,042 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 21:51:54,042 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 21:51:54,042 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 21:51:54,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 21:51:54,043 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 21:51:54,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 21:51:54,043 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 21:51:54,044 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 21:51:54,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 21:51:54,044 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 21:51:54,044 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 21:51:54,379 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 21:51:54,405 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 21:51:54,408 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 21:51:54,410 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 21:51:54,412 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 21:51:54,413 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label33.c [2019-10-14 21:51:54,490 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a9e203f3/971a8e9cefd84e6e93116a8c929afea9/FLAGd75aae023 [2019-10-14 21:51:55,115 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 21:51:55,117 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label33.c [2019-10-14 21:51:55,130 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a9e203f3/971a8e9cefd84e6e93116a8c929afea9/FLAGd75aae023 [2019-10-14 21:51:55,316 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a9e203f3/971a8e9cefd84e6e93116a8c929afea9 [2019-10-14 21:51:55,327 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 21:51:55,329 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 21:51:55,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 21:51:55,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 21:51:55,334 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 21:51:55,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 09:51:55" (1/1) ... [2019-10-14 21:51:55,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@221df6b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:51:55, skipping insertion in model container [2019-10-14 21:51:55,339 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 09:51:55" (1/1) ... [2019-10-14 21:51:55,347 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 21:51:55,412 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 21:51:55,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 21:51:55,880 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 21:51:56,136 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 21:51:56,153 INFO L192 MainTranslator]: Completed translation [2019-10-14 21:51:56,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:51:56 WrapperNode [2019-10-14 21:51:56,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 21:51:56,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 21:51:56,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 21:51:56,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 21:51:56,173 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:51:56" (1/1) ... [2019-10-14 21:51:56,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:51:56" (1/1) ... [2019-10-14 21:51:56,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:51:56" (1/1) ... [2019-10-14 21:51:56,200 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:51:56" (1/1) ... [2019-10-14 21:51:56,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:51:56" (1/1) ... [2019-10-14 21:51:56,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:51:56" (1/1) ... [2019-10-14 21:51:56,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:51:56" (1/1) ... [2019-10-14 21:51:56,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 21:51:56,278 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 21:51:56,278 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 21:51:56,278 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 21:51:56,280 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:51:56" (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 [2019-10-14 21:51:56,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 21:51:56,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 21:51:56,336 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-14 21:51:56,336 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 21:51:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-14 21:51:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 21:51:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 21:51:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-14 21:51:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 21:51:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 21:51:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 21:51:57,531 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 21:51:57,531 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-14 21:51:57,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 09:51:57 BoogieIcfgContainer [2019-10-14 21:51:57,533 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 21:51:57,534 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 21:51:57,534 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 21:51:57,538 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 21:51:57,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 09:51:55" (1/3) ... [2019-10-14 21:51:57,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cc7e1f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 09:51:57, skipping insertion in model container [2019-10-14 21:51:57,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:51:56" (2/3) ... [2019-10-14 21:51:57,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cc7e1f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 09:51:57, skipping insertion in model container [2019-10-14 21:51:57,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 09:51:57" (3/3) ... [2019-10-14 21:51:57,542 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label33.c [2019-10-14 21:51:57,551 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 21:51:57,561 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 21:51:57,573 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 21:51:57,607 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 21:51:57,607 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 21:51:57,607 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 21:51:57,607 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 21:51:57,607 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 21:51:57,607 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 21:51:57,608 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 21:51:57,608 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 21:51:57,650 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2019-10-14 21:51:57,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-10-14 21:51:57,663 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:51:57,664 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:51:57,666 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:51:57,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:51:57,672 INFO L82 PathProgramCache]: Analyzing trace with hash 1566992543, now seen corresponding path program 1 times [2019-10-14 21:51:57,680 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:51:57,680 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023967187] [2019-10-14 21:51:57,680 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:51:57,681 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:51:57,681 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:51:57,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:51:58,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:51:58,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:51:58,177 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023967187] [2019-10-14 21:51:58,178 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 21:51:58,178 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-14 21:51:58,179 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888875328] [2019-10-14 21:51:58,185 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-14 21:51:58,185 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:51:58,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-14 21:51:58,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-14 21:51:58,203 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 5 states. [2019-10-14 21:52:00,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:52:00,177 INFO L93 Difference]: Finished difference Result 723 states and 1255 transitions. [2019-10-14 21:52:00,178 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-14 21:52:00,180 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 83 [2019-10-14 21:52:00,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:52:00,211 INFO L225 Difference]: With dead ends: 723 [2019-10-14 21:52:00,211 INFO L226 Difference]: Without dead ends: 423 [2019-10-14 21:52:00,224 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-10-14 21:52:00,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2019-10-14 21:52:00,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 417. [2019-10-14 21:52:00,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 417 states. [2019-10-14 21:52:00,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 584 transitions. [2019-10-14 21:52:00,340 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 584 transitions. Word has length 83 [2019-10-14 21:52:00,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:52:00,341 INFO L462 AbstractCegarLoop]: Abstraction has 417 states and 584 transitions. [2019-10-14 21:52:00,341 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-14 21:52:00,342 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 584 transitions. [2019-10-14 21:52:00,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-10-14 21:52:00,348 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:52:00,348 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-14 21:52:00,348 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:52:00,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:52:00,349 INFO L82 PathProgramCache]: Analyzing trace with hash 212216232, now seen corresponding path program 1 times [2019-10-14 21:52:00,349 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:52:00,349 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042669413] [2019-10-14 21:52:00,350 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:00,350 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:00,350 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:52:00,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:00,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:00,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:00,639 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:52:00,640 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042669413] [2019-10-14 21:52:00,640 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 21:52:00,640 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-14 21:52:00,641 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115410438] [2019-10-14 21:52:00,645 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-14 21:52:00,645 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:52:00,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-14 21:52:00,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-10-14 21:52:00,646 INFO L87 Difference]: Start difference. First operand 417 states and 584 transitions. Second operand 9 states. [2019-10-14 21:52:02,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:52:02,094 INFO L93 Difference]: Finished difference Result 1269 states and 1843 transitions. [2019-10-14 21:52:02,095 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-14 21:52:02,095 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2019-10-14 21:52:02,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:52:02,103 INFO L225 Difference]: With dead ends: 1269 [2019-10-14 21:52:02,103 INFO L226 Difference]: Without dead ends: 858 [2019-10-14 21:52:02,105 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2019-10-14 21:52:02,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 858 states. [2019-10-14 21:52:02,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 858 to 834. [2019-10-14 21:52:02,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 834 states. [2019-10-14 21:52:02,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 834 states and 1168 transitions. [2019-10-14 21:52:02,166 INFO L78 Accepts]: Start accepts. Automaton has 834 states and 1168 transitions. Word has length 93 [2019-10-14 21:52:02,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:52:02,167 INFO L462 AbstractCegarLoop]: Abstraction has 834 states and 1168 transitions. [2019-10-14 21:52:02,167 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-14 21:52:02,167 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1168 transitions. [2019-10-14 21:52:02,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-10-14 21:52:02,172 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:52:02,172 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-14 21:52:02,173 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:52:02,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:52:02,173 INFO L82 PathProgramCache]: Analyzing trace with hash -492629722, now seen corresponding path program 1 times [2019-10-14 21:52:02,173 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:52:02,174 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496924309] [2019-10-14 21:52:02,174 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:02,174 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:02,174 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:52:02,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:02,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:02,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:02,340 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:52:02,341 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496924309] [2019-10-14 21:52:02,341 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1424825176] [2019-10-14 21:52:02,341 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:02,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:02,436 INFO L256 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-14 21:52:02,446 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:52:02,532 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:52:02,532 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-14 21:52:02,533 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2019-10-14 21:52:02,533 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777839980] [2019-10-14 21:52:02,535 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-14 21:52:02,536 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:52:02,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-14 21:52:02,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-14 21:52:02,545 INFO L87 Difference]: Start difference. First operand 834 states and 1168 transitions. Second operand 3 states. [2019-10-14 21:52:03,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:52:03,062 INFO L93 Difference]: Finished difference Result 2073 states and 2931 transitions. [2019-10-14 21:52:03,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-14 21:52:03,063 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 94 [2019-10-14 21:52:03,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:52:03,071 INFO L225 Difference]: With dead ends: 2073 [2019-10-14 21:52:03,071 INFO L226 Difference]: Without dead ends: 1245 [2019-10-14 21:52:03,073 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-14 21:52:03,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1245 states. [2019-10-14 21:52:03,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1245 to 1245. [2019-10-14 21:52:03,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1245 states. [2019-10-14 21:52:03,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 1245 states and 1694 transitions. [2019-10-14 21:52:03,121 INFO L78 Accepts]: Start accepts. Automaton has 1245 states and 1694 transitions. Word has length 94 [2019-10-14 21:52:03,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:52:03,122 INFO L462 AbstractCegarLoop]: Abstraction has 1245 states and 1694 transitions. [2019-10-14 21:52:03,122 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-14 21:52:03,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1694 transitions. [2019-10-14 21:52:03,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-10-14 21:52:03,128 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:52:03,128 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:52:03,333 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:03,333 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:52:03,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:52:03,334 INFO L82 PathProgramCache]: Analyzing trace with hash -498683218, now seen corresponding path program 1 times [2019-10-14 21:52:03,334 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:52:03,334 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596968857] [2019-10-14 21:52:03,334 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:03,334 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:03,334 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:52:03,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:03,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:03,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:03,579 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:52:03,579 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596968857] [2019-10-14 21:52:03,579 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2105881551] [2019-10-14 21:52:03,580 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:03,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:03,675 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-14 21:52:03,691 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:52:03,722 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:52:03,722 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-14 21:52:03,722 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2019-10-14 21:52:03,723 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645475728] [2019-10-14 21:52:03,723 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-14 21:52:03,723 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:52:03,724 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-14 21:52:03,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-14 21:52:03,724 INFO L87 Difference]: Start difference. First operand 1245 states and 1694 transitions. Second operand 3 states. [2019-10-14 21:52:04,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:52:04,264 INFO L93 Difference]: Finished difference Result 2895 states and 4002 transitions. [2019-10-14 21:52:04,267 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-14 21:52:04,267 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 98 [2019-10-14 21:52:04,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:52:04,277 INFO L225 Difference]: With dead ends: 2895 [2019-10-14 21:52:04,278 INFO L226 Difference]: Without dead ends: 1656 [2019-10-14 21:52:04,281 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-14 21:52:04,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1656 states. [2019-10-14 21:52:04,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1656 to 1656. [2019-10-14 21:52:04,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1656 states. [2019-10-14 21:52:04,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1656 states and 2202 transitions. [2019-10-14 21:52:04,334 INFO L78 Accepts]: Start accepts. Automaton has 1656 states and 2202 transitions. Word has length 98 [2019-10-14 21:52:04,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:52:04,335 INFO L462 AbstractCegarLoop]: Abstraction has 1656 states and 2202 transitions. [2019-10-14 21:52:04,335 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-14 21:52:04,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 2202 transitions. [2019-10-14 21:52:04,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-10-14 21:52:04,340 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:52:04,340 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2019-10-14 21:52:04,546 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:04,547 INFO L410 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:52:04,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:52:04,547 INFO L82 PathProgramCache]: Analyzing trace with hash -1257167529, now seen corresponding path program 1 times [2019-10-14 21:52:04,547 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:52:04,548 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781886425] [2019-10-14 21:52:04,548 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:04,548 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:04,548 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:52:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:04,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:04,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:04,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:04,757 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-14 21:52:04,757 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781886425] [2019-10-14 21:52:04,757 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [920533292] [2019-10-14 21:52:04,758 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:04,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:04,848 INFO L256 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-14 21:52:04,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:52:04,883 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-14 21:52:04,883 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-14 21:52:04,884 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2019-10-14 21:52:04,884 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565559303] [2019-10-14 21:52:04,884 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-14 21:52:04,885 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:52:04,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-14 21:52:04,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2019-10-14 21:52:04,885 INFO L87 Difference]: Start difference. First operand 1656 states and 2202 transitions. Second operand 3 states. [2019-10-14 21:52:05,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:52:05,433 INFO L93 Difference]: Finished difference Result 3306 states and 4417 transitions. [2019-10-14 21:52:05,435 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-14 21:52:05,436 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 117 [2019-10-14 21:52:05,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:52:05,445 INFO L225 Difference]: With dead ends: 3306 [2019-10-14 21:52:05,445 INFO L226 Difference]: Without dead ends: 1656 [2019-10-14 21:52:05,450 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2019-10-14 21:52:05,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1656 states. [2019-10-14 21:52:05,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1656 to 1656. [2019-10-14 21:52:05,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1656 states. [2019-10-14 21:52:05,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1656 states and 2113 transitions. [2019-10-14 21:52:05,498 INFO L78 Accepts]: Start accepts. Automaton has 1656 states and 2113 transitions. Word has length 117 [2019-10-14 21:52:05,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:52:05,499 INFO L462 AbstractCegarLoop]: Abstraction has 1656 states and 2113 transitions. [2019-10-14 21:52:05,499 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-14 21:52:05,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 2113 transitions. [2019-10-14 21:52:05,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-10-14 21:52:05,503 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:52:05,504 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-10-14 21:52:05,708 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:05,708 INFO L410 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:52:05,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:52:05,709 INFO L82 PathProgramCache]: Analyzing trace with hash -284263157, now seen corresponding path program 1 times [2019-10-14 21:52:05,709 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:52:05,710 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502220795] [2019-10-14 21:52:05,710 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:05,710 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:05,710 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:52:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:05,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:05,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:06,005 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-14 21:52:06,005 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502220795] [2019-10-14 21:52:06,006 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [476677743] [2019-10-14 21:52:06,006 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:06,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:06,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 21 conjunts are in the unsatisfiable core [2019-10-14 21:52:06,107 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:52:06,205 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-10-14 21:52:06,206 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-14 21:52:06,206 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 13 [2019-10-14 21:52:06,206 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238429827] [2019-10-14 21:52:06,207 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-14 21:52:06,207 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:52:06,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-14 21:52:06,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2019-10-14 21:52:06,208 INFO L87 Difference]: Start difference. First operand 1656 states and 2113 transitions. Second operand 5 states. [2019-10-14 21:52:07,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:52:07,246 INFO L93 Difference]: Finished difference Result 4476 states and 5928 transitions. [2019-10-14 21:52:07,246 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-14 21:52:07,247 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 118 [2019-10-14 21:52:07,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:52:07,262 INFO L225 Difference]: With dead ends: 4476 [2019-10-14 21:52:07,263 INFO L226 Difference]: Without dead ends: 2826 [2019-10-14 21:52:07,268 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2019-10-14 21:52:07,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2826 states. [2019-10-14 21:52:07,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2826 to 2788. [2019-10-14 21:52:07,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2788 states. [2019-10-14 21:52:07,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 2788 states and 3463 transitions. [2019-10-14 21:52:07,356 INFO L78 Accepts]: Start accepts. Automaton has 2788 states and 3463 transitions. Word has length 118 [2019-10-14 21:52:07,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:52:07,356 INFO L462 AbstractCegarLoop]: Abstraction has 2788 states and 3463 transitions. [2019-10-14 21:52:07,357 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-14 21:52:07,357 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 3463 transitions. [2019-10-14 21:52:07,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-10-14 21:52:07,363 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:52:07,363 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:52:07,567 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:07,567 INFO L410 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:52:07,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:52:07,568 INFO L82 PathProgramCache]: Analyzing trace with hash 367097254, now seen corresponding path program 1 times [2019-10-14 21:52:07,569 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:52:07,569 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549435950] [2019-10-14 21:52:07,570 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:07,570 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:07,570 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:52:07,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:07,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:07,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:07,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:07,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:07,740 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 43 proven. 14 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-14 21:52:07,741 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549435950] [2019-10-14 21:52:07,741 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1235212177] [2019-10-14 21:52:07,741 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:07,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:07,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 13 conjunts are in the unsatisfiable core [2019-10-14 21:52:07,843 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:52:07,910 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 45 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-10-14 21:52:07,911 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-14 21:52:07,911 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2019-10-14 21:52:07,911 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85908875] [2019-10-14 21:52:07,912 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 21:52:07,912 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:52:07,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 21:52:07,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2019-10-14 21:52:07,913 INFO L87 Difference]: Start difference. First operand 2788 states and 3463 transitions. Second operand 11 states. [2019-10-14 21:52:10,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:52:10,095 INFO L93 Difference]: Finished difference Result 6857 states and 8661 transitions. [2019-10-14 21:52:10,096 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-10-14 21:52:10,096 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 126 [2019-10-14 21:52:10,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:52:10,120 INFO L225 Difference]: With dead ends: 6857 [2019-10-14 21:52:10,120 INFO L226 Difference]: Without dead ends: 4075 [2019-10-14 21:52:10,129 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=133, Invalid=419, Unknown=0, NotChecked=0, Total=552 [2019-10-14 21:52:10,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4075 states. [2019-10-14 21:52:10,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4075 to 3916. [2019-10-14 21:52:10,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3916 states. [2019-10-14 21:52:10,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3916 states to 3916 states and 4784 transitions. [2019-10-14 21:52:10,276 INFO L78 Accepts]: Start accepts. Automaton has 3916 states and 4784 transitions. Word has length 126 [2019-10-14 21:52:10,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:52:10,277 INFO L462 AbstractCegarLoop]: Abstraction has 3916 states and 4784 transitions. [2019-10-14 21:52:10,277 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-14 21:52:10,277 INFO L276 IsEmpty]: Start isEmpty. Operand 3916 states and 4784 transitions. [2019-10-14 21:52:10,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-10-14 21:52:10,286 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:52:10,287 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-10-14 21:52:10,491 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:10,491 INFO L410 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:52:10,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:52:10,491 INFO L82 PathProgramCache]: Analyzing trace with hash 1047990072, now seen corresponding path program 1 times [2019-10-14 21:52:10,492 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:52:10,492 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489800382] [2019-10-14 21:52:10,492 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:10,492 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:10,492 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:52:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:10,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:10,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:10,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:10,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:10,706 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 75 proven. 14 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-14 21:52:10,706 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489800382] [2019-10-14 21:52:10,707 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [490349865] [2019-10-14 21:52:10,707 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:10,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:10,807 INFO L256 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 21 conjunts are in the unsatisfiable core [2019-10-14 21:52:10,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:52:10,918 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-10-14 21:52:10,919 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-14 21:52:10,919 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2019-10-14 21:52:10,920 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58080949] [2019-10-14 21:52:10,921 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-14 21:52:10,921 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:52:10,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-14 21:52:10,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2019-10-14 21:52:10,928 INFO L87 Difference]: Start difference. First operand 3916 states and 4784 transitions. Second operand 5 states. [2019-10-14 21:52:11,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:52:11,875 INFO L93 Difference]: Finished difference Result 7985 states and 9814 transitions. [2019-10-14 21:52:11,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-14 21:52:11,876 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 151 [2019-10-14 21:52:11,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:52:11,890 INFO L225 Difference]: With dead ends: 7985 [2019-10-14 21:52:11,891 INFO L226 Difference]: Without dead ends: 3910 [2019-10-14 21:52:11,899 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2019-10-14 21:52:11,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3910 states. [2019-10-14 21:52:11,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3910 to 3775. [2019-10-14 21:52:11,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3775 states. [2019-10-14 21:52:11,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3775 states to 3775 states and 4346 transitions. [2019-10-14 21:52:11,985 INFO L78 Accepts]: Start accepts. Automaton has 3775 states and 4346 transitions. Word has length 151 [2019-10-14 21:52:11,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:52:11,985 INFO L462 AbstractCegarLoop]: Abstraction has 3775 states and 4346 transitions. [2019-10-14 21:52:11,985 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-14 21:52:11,985 INFO L276 IsEmpty]: Start isEmpty. Operand 3775 states and 4346 transitions. [2019-10-14 21:52:11,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-10-14 21:52:11,992 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:52:11,993 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2019-10-14 21:52:12,196 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:12,197 INFO L410 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:52:12,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:52:12,197 INFO L82 PathProgramCache]: Analyzing trace with hash -2111908355, now seen corresponding path program 1 times [2019-10-14 21:52:12,197 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:52:12,198 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158190293] [2019-10-14 21:52:12,198 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:12,198 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:12,198 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:52:12,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:12,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:12,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:12,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:12,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:12,438 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 77 proven. 31 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-10-14 21:52:12,439 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158190293] [2019-10-14 21:52:12,439 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1802592905] [2019-10-14 21:52:12,439 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:12,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:12,545 INFO L256 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 10 conjunts are in the unsatisfiable core [2019-10-14 21:52:12,548 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:52:12,577 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-10-14 21:52:12,633 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 90 proven. 2 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-10-14 21:52:12,633 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-14 21:52:12,634 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 12 [2019-10-14 21:52:12,634 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182449560] [2019-10-14 21:52:12,635 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 21:52:12,635 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:52:12,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 21:52:12,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-10-14 21:52:12,636 INFO L87 Difference]: Start difference. First operand 3775 states and 4346 transitions. Second operand 12 states. [2019-10-14 21:52:14,183 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 66 [2019-10-14 21:52:14,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:52:14,719 INFO L93 Difference]: Finished difference Result 7423 states and 8569 transitions. [2019-10-14 21:52:14,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-14 21:52:14,720 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 159 [2019-10-14 21:52:14,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:52:14,734 INFO L225 Difference]: With dead ends: 7423 [2019-10-14 21:52:14,735 INFO L226 Difference]: Without dead ends: 3789 [2019-10-14 21:52:14,742 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 175 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=135, Invalid=371, Unknown=0, NotChecked=0, Total=506 [2019-10-14 21:52:14,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3789 states. [2019-10-14 21:52:14,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3789 to 3777. [2019-10-14 21:52:14,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3777 states. [2019-10-14 21:52:14,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3777 states to 3777 states and 4299 transitions. [2019-10-14 21:52:14,825 INFO L78 Accepts]: Start accepts. Automaton has 3777 states and 4299 transitions. Word has length 159 [2019-10-14 21:52:14,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:52:14,825 INFO L462 AbstractCegarLoop]: Abstraction has 3777 states and 4299 transitions. [2019-10-14 21:52:14,825 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-14 21:52:14,826 INFO L276 IsEmpty]: Start isEmpty. Operand 3777 states and 4299 transitions. [2019-10-14 21:52:14,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-10-14 21:52:14,833 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:52:14,833 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:52:15,045 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:15,046 INFO L410 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:52:15,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:52:15,046 INFO L82 PathProgramCache]: Analyzing trace with hash -103516691, now seen corresponding path program 1 times [2019-10-14 21:52:15,046 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:52:15,047 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337480025] [2019-10-14 21:52:15,047 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:15,047 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:15,048 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:52:15,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:15,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:15,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:15,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:15,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:15,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:15,323 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 106 proven. 18 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-10-14 21:52:15,324 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337480025] [2019-10-14 21:52:15,324 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1214008486] [2019-10-14 21:52:15,324 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:15,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:15,444 INFO L256 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 10 conjunts are in the unsatisfiable core [2019-10-14 21:52:15,447 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:52:15,480 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-14 21:52:15,606 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 130 proven. 2 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-14 21:52:15,606 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-14 21:52:15,607 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2019-10-14 21:52:15,607 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007111439] [2019-10-14 21:52:15,608 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 21:52:15,608 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:52:15,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 21:52:15,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2019-10-14 21:52:15,609 INFO L87 Difference]: Start difference. First operand 3777 states and 4299 transitions. Second operand 11 states. [2019-10-14 21:52:18,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:52:18,019 INFO L93 Difference]: Finished difference Result 7469 states and 8582 transitions. [2019-10-14 21:52:18,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2019-10-14 21:52:18,020 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 176 [2019-10-14 21:52:18,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:52:18,037 INFO L225 Difference]: With dead ends: 7469 [2019-10-14 21:52:18,037 INFO L226 Difference]: Without dead ends: 3833 [2019-10-14 21:52:18,048 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 194 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=159, Invalid=491, Unknown=0, NotChecked=0, Total=650 [2019-10-14 21:52:18,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3833 states. [2019-10-14 21:52:18,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3833 to 3640. [2019-10-14 21:52:18,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3640 states. [2019-10-14 21:52:18,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3640 states to 3640 states and 3994 transitions. [2019-10-14 21:52:18,199 INFO L78 Accepts]: Start accepts. Automaton has 3640 states and 3994 transitions. Word has length 176 [2019-10-14 21:52:18,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:52:18,200 INFO L462 AbstractCegarLoop]: Abstraction has 3640 states and 3994 transitions. [2019-10-14 21:52:18,200 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-14 21:52:18,200 INFO L276 IsEmpty]: Start isEmpty. Operand 3640 states and 3994 transitions. [2019-10-14 21:52:18,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2019-10-14 21:52:18,209 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:52:18,209 INFO L380 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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] [2019-10-14 21:52:18,424 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:18,424 INFO L410 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:52:18,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:52:18,425 INFO L82 PathProgramCache]: Analyzing trace with hash -368889112, now seen corresponding path program 1 times [2019-10-14 21:52:18,425 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:52:18,426 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152397248] [2019-10-14 21:52:18,426 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:18,426 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:18,427 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:52:18,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-14 21:52:18,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-14 21:52:18,705 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-14 21:52:18,705 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-10-14 21:52:18,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 09:52:18 BoogieIcfgContainer [2019-10-14 21:52:18,908 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-14 21:52:18,910 INFO L168 Benchmark]: Toolchain (without parser) took 23580.99 ms. Allocated memory was 138.4 MB in the beginning and 562.0 MB in the end (delta: 423.6 MB). Free memory was 101.6 MB in the beginning and 389.7 MB in the end (delta: -288.0 MB). Peak memory consumption was 135.6 MB. Max. memory is 7.1 GB. [2019-10-14 21:52:18,913 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 138.4 MB. Free memory was 121.7 MB in the beginning and 121.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-14 21:52:18,916 INFO L168 Benchmark]: CACSL2BoogieTranslator took 824.41 ms. Allocated memory was 138.4 MB in the beginning and 205.5 MB in the end (delta: 67.1 MB). Free memory was 101.4 MB in the beginning and 171.5 MB in the end (delta: -70.0 MB). Peak memory consumption was 36.7 MB. Max. memory is 7.1 GB. [2019-10-14 21:52:18,917 INFO L168 Benchmark]: Boogie Preprocessor took 121.28 ms. Allocated memory is still 205.5 MB. Free memory was 171.5 MB in the beginning and 166.6 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-10-14 21:52:18,918 INFO L168 Benchmark]: RCFGBuilder took 1255.09 ms. Allocated memory was 205.5 MB in the beginning and 238.6 MB in the end (delta: 33.0 MB). Free memory was 166.6 MB in the beginning and 181.4 MB in the end (delta: -14.8 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. [2019-10-14 21:52:18,918 INFO L168 Benchmark]: TraceAbstraction took 21373.57 ms. Allocated memory was 238.6 MB in the beginning and 562.0 MB in the end (delta: 323.5 MB). Free memory was 181.4 MB in the beginning and 389.7 MB in the end (delta: -208.2 MB). Peak memory consumption was 115.2 MB. Max. memory is 7.1 GB. [2019-10-14 21:52:18,927 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 138.4 MB. Free memory was 121.7 MB in the beginning and 121.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 824.41 ms. Allocated memory was 138.4 MB in the beginning and 205.5 MB in the end (delta: 67.1 MB). Free memory was 101.4 MB in the beginning and 171.5 MB in the end (delta: -70.0 MB). Peak memory consumption was 36.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 121.28 ms. Allocated memory is still 205.5 MB. Free memory was 171.5 MB in the beginning and 166.6 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1255.09 ms. Allocated memory was 205.5 MB in the beginning and 238.6 MB in the end (delta: 33.0 MB). Free memory was 166.6 MB in the beginning and 181.4 MB in the end (delta: -14.8 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21373.57 ms. Allocated memory was 238.6 MB in the beginning and 562.0 MB in the end (delta: 323.5 MB). Free memory was 181.4 MB in the beginning and 389.7 MB in the end (delta: -208.2 MB). Peak memory consumption was 115.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 407]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L7] int a= 1; [L8] int d= 4; [L9] int e= 5; [L10] int f= 6; [L11] int c= 3; [L12] int b= 2; [L15] int u = 21; [L16] int v = 22; [L17] int w = 23; [L18] int x = 24; [L19] int y = 25; [L20] int z = 26; [L22] int a17 = 1; [L23] int a7 = 0; [L24] int a20 = 1; [L25] int a8 = 15; [L26] int a12 = 8; [L27] int a16 = 5; [L28] int a21 = 1; VAL [\old(a)=31, \old(a12)=27, \old(a16)=24, \old(a17)=18, \old(a20)=19, \old(a21)=23, \old(a7)=26, \old(a8)=34, \old(b)=20, \old(c)=21, \old(d)=29, \old(e)=17, \old(f)=28, \old(u)=32, \old(v)=16, \old(w)=30, \old(x)=22, \old(y)=33, \old(z)=25, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L580] int output = -1; VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, output=-1, u=21, v=22, w=23, x=24, y=25, z=26] [L583] COND TRUE 1 [L586] int input; [L587] input = __VERIFIER_nondet_int() [L588] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, output=-1, u=21, v=22, w=23, x=24, y=25, z=26] [L591] CALL, EXPR calculate_output(input) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L31] COND FALSE !((((a8==15)&&(((((a21==1)&&(((a16==5)||(a16==6))&&(input==1)))&&(a20==1))&&(a17==1))&&!(a7==1)))&&(a12==8))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L35] COND FALSE !((((((((input==5)&&((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5))))&&(a20==1))&&(a12==8))&&(a7==1))&&!(a21==1))&&(a8==13))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L43] COND FALSE !(((!(a7==1)&&((((a16==6)&&((a21==1)&&((a17==1)&&(input==3))))&&!(a20==1))&&(a8==15)))&&(a12==8))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L49] COND FALSE !(((a17==1)&&((!(a7==1)&&(((a21==1)&&((((a16==5)||(a16==6))&&(input==6))&&(a20==1)))&&(a8==15)))&&(a12==8)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L54] COND FALSE !((((input==3)&&((((a16==6)&&((!(a20==1)&&(!(a7==1)&&!(a17==1)))&&(a8==15)))&&(a21==1))||((((a8==13)&&((a20==1)&&((a17==1)&&(a7==1))))&&(a16==4))&&!(a21==1))))&&(a12==8))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L62] COND FALSE !((((a17==1)&&(((a21==1)&&((!(a7==1)&&((input==4)&&(a8==15)))&&!(a20==1)))&&(a12==8)))&&(a16==6))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L65] COND FALSE !((((a12==8)&&(((a21==1)&&((((input==5)&&!(a7==1))&&(a8==15))&&(a16==5)))&&!(a20==1)))&&!(a17==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L72] COND FALSE !(((a12==8)&&((input==1)&&(((a21==1)&&(((a8==15)&&((!(a17==1)&&!(a7==1))&&!(a20==1)))&&(a16==6)))||(!(a21==1)&&((a16==4)&&((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1))))))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L80] COND FALSE !(((((!(a17==1)&&(!(a7==1)&&((a21==1)&&((a8==15)&&(input==4)))))&&!(a20==1))&&(a12==8))&&(a16==4))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L84] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&(((a20==1)&&((a17==1)&&(a7==1)))&&(a8==13)))&&!(a21==1)))&&(input==2))&&(a12==8))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L92] COND FALSE !(((a8==13)&&(!(a21==1)&&((((input==3)&&((((a20==1)&&!(a17==1))&&(a16==6))||((!(a20==1)&&(a17==1))&&(a16==4))))&&(a12==8))&&(a7==1))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L97] COND FALSE !(((((a21==1)&&((a12==8)&&((input==1)&&(((!(a20==1)&&(a17==1))&&(a16==4))||(((a16==5)&&(!(a17==1)&&(a20==1)))||((a16==6)&&(!(a17==1)&&(a20==1))))))))&&!(a7==1))&&(a8==15))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L102] COND FALSE !((((a16==5)&&(((a7==1)&&((!(a21==1)&&((a12==8)&&(input==3)))&&(a8==13)))&&(a17==1)))&&(a20==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L108] COND FALSE !(((a17==1)&&(((a8==15)&&(((a12==8)&&((!(a7==1)&&(input==5))&&(a21==1)))&&!(a20==1)))&&(a16==5)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L114] COND FALSE !((!(a7==1)&&(((((a21==1)&&(((a8==15)&&(input==5))&&!(a17==1)))&&(a12==8))&&(a20==1))&&(a16==4)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L119] COND FALSE !(((!(a21==1)&&(((a12==8)&&((((a16==6)&&((a20==1)&&!(a17==1)))||((!(a20==1)&&(a17==1))&&(a16==4)))&&(input==1)))&&(a8==13)))&&(a7==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L124] COND FALSE !(((a17==1)&&(!(a7==1)&&(((a21==1)&&(((a12==8)&&((input==5)&&((a16==5)||(a16==6))))&&(a20==1)))&&(a8==15))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L129] COND FALSE !((((a12==8)&&(!(a21==1)&&((a7==1)&&((a8==13)&&((input==6)&&((((a16==6)&&(a17==1))||((a16==4)&&!(a17==1)))||((a16==5)&&!(a17==1))))))))&&(a20==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L136] COND FALSE !((((a16==5)&&((((a8==15)&&((!(a7==1)&&(input==2))&&(a21==1)))&&(a12==8))&&!(a20==1)))&&!(a17==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L140] COND FALSE !((!(a20==1)&&((a21==1)&&((a16==4)&&((a8==15)&&(((a12==8)&&((input==2)&&!(a7==1)))&&!(a17==1))))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L144] COND FALSE !((((a21==1)&&(!(a7==1)&&((!(a20==1)&&(!(a17==1)&&((a12==8)&&(input==6))))&&(a16==4))))&&(a8==15))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L148] COND FALSE !(((a17==1)&&((((((a12==8)&&((input==4)&&(a8==13)))&&(a20==1))&&!(a21==1))&&(a16==5))&&(a7==1)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L152] COND FALSE !(((((a8==13)&&((a12==8)&&((((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5)))&&(input==1))&&!(a21==1))))&&(a20==1))&&(a7==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L160] COND FALSE !(((a8==13)&&(!(a21==1)&&((((((!(a17==1)&&(a20==1))&&(a16==6))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==5))&&(a7==1))&&(a12==8))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L165] COND FALSE !(((!(a21==1)&&((((((a16==6)&&((a20==1)&&!(a17==1)))||(((a17==1)&&!(a20==1))&&(a16==4)))&&(input==4))&&(a7==1))&&(a12==8)))&&(a8==13))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L173] COND FALSE !((((a21==1)&&(!(a7==1)&&((((((a16==5)&&((a20==1)&&!(a17==1)))||((!(a17==1)&&(a20==1))&&(a16==6)))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==4))&&(a12==8))))&&(a8==15))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L178] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&((((a7==1)&&(a17==1))&&(a20==1))&&(a8==13)))&&!(a21==1)))&&(input==4))&&(a12==8))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L186] COND FALSE !((!(a17==1)&&(((a12==8)&&(!(a20==1)&&(((a8==15)&&((a21==1)&&(input==4)))&&!(a7==1))))&&(a16==5)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L189] COND FALSE !((((!(a7==1)&&(((input==2)&&((((a16==5)&&((a20==1)&&!(a17==1)))||((a16==6)&&((a20==1)&&!(a17==1))))||((a16==4)&&(!(a20==1)&&(a17==1)))))&&(a8==15)))&&(a12==8))&&(a21==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L194] COND FALSE !((!(a20==1)&&(((((((input==6)&&(a16==5))&&(a21==1))&&!(a17==1))&&(a12==8))&&!(a7==1))&&(a8==15)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L197] COND FALSE !(((a12==8)&&(((((((a21==1)&&(input==5))&&(a8==15))&&(a17==1))&&!(a7==1))&&!(a20==1))&&(a16==6)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L203] COND FALSE !(((((a8==15)&&(!(a7==1)&&((((!(a20==1)&&(a17==1))&&(a16==4))||(((!(a17==1)&&(a20==1))&&(a16==5))||((a16==6)&&((a20==1)&&!(a17==1)))))&&(input==6))))&&(a12==8))&&(a21==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L208] COND FALSE !(((a8==15)&&((a16==4)&&(!(a20==1)&&((((a21==1)&&(!(a17==1)&&(input==5)))&&!(a7==1))&&(a12==8)))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L214] COND FALSE !(((a17==1)&&((a12==8)&&((a8==15)&&(((!(a7==1)&&(((a16==5)||(a16==6))&&(input==2)))&&(a21==1))&&(a20==1)))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L218] COND FALSE !((!(a7==1)&&(((a8==15)&&((!(a17==1)&&((a12==8)&&((input==3)&&(a21==1))))&&(a16==4)))&&(a20==1)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L223] COND FALSE !(((a16==5)&&((!(a21==1)&&(((a8==13)&&(((input==2)&&(a20==1))&&(a12==8)))&&(a7==1)))&&(a17==1)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L231] COND FALSE !(((a20==1)&&(((a12==8)&&((a7==1)&&((a8==13)&&(((!(a17==1)&&(a16==5))||(((a17==1)&&(a16==6))||(!(a17==1)&&(a16==4))))&&(input==3)))))&&!(a21==1)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L238] COND FALSE !(((a12==8)&&((a7==1)&&(!(a21==1)&&((a8==13)&&((input==6)&&(((a16==6)&&((a20==1)&&!(a17==1)))||((a16==4)&&((a17==1)&&!(a20==1)))))))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L245] COND FALSE !(((!(a7==1)&&(!(a17==1)&&((((a16==4)&&((a8==15)&&(input==1)))&&(a12==8))&&(a21==1))))&&(a20==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L250] COND FALSE !(((a17==1)&&(((a21==1)&&(!(a20==1)&&((a12==8)&&((a8==15)&&(!(a7==1)&&(input==1))))))&&(a16==6)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L256] COND FALSE !(((a20==1)&&((a12==8)&&((((a17==1)&&((((a16==5)||(a16==6))&&(input==4))&&(a8==15)))&&(a21==1))&&!(a7==1))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L261] COND FALSE !(((((a8==13)&&((((!(a21==1)&&(input==6))&&(a20==1))&&(a12==8))&&(a17==1)))&&(a7==1))&&(a16==5))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L265] COND FALSE !(((a16==5)&&(((((a12==8)&&(!(a7==1)&&((input==2)&&!(a20==1))))&&(a21==1))&&(a17==1))&&(a8==15)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L268] COND FALSE !((((a12==8)&&(((!(a17==1)&&((a21==1)&&((input==4)&&!(a7==1))))&&(a8==15))&&(a20==1)))&&(a16==4))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L273] COND FALSE !(((a7==1)&&((a8==13)&&((a12==8)&&(!(a21==1)&&((input==2)&&((((a20==1)&&!(a17==1))&&(a16==6))||(((a17==1)&&!(a20==1))&&(a16==4))))))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L278] COND FALSE !((((((((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15))&&(a16==6))&&(a21==1))||((((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1)))&&(a16==4))&&!(a21==1)))&&(input==6))&&(a12==8))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L286] COND FALSE !(((!(a7==1)&&(!(a17==1)&&(((((input==3)&&(a21==1))&&(a16==4))&&(a8==15))&&(a12==8))))&&!(a20==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L292] COND FALSE !((((((a12==8)&&(((((a17==1)&&!(a20==1))&&(a16==4))||((((a20==1)&&!(a17==1))&&(a16==5))||((!(a17==1)&&(a20==1))&&(a16==6))))&&(input==3)))&&(a8==15))&&(a21==1))&&!(a7==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L299] COND FALSE !((((!(a7==1)&&(((input==5)&&((((a16==5)&&(!(a17==1)&&(a20==1)))||((a16==6)&&((a20==1)&&!(a17==1))))||((a16==4)&&(!(a20==1)&&(a17==1)))))&&(a12==8)))&&(a21==1))&&(a8==15))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L306] COND FALSE !(((!(a7==1)&&(((a21==1)&&(((a17==1)&&((a12==8)&&(input==2)))&&!(a20==1)))&&(a16==6)))&&(a8==15))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L312] COND FALSE !(((!(a17==1)&&((a21==1)&&((!(a20==1)&&((a12==8)&&((input==3)&&!(a7==1))))&&(a8==15))))&&(a16==5))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L316] COND FALSE !((((a16==5)&&(!(a20==1)&&(((((input==6)&&(a21==1))&&(a17==1))&&!(a7==1))&&(a12==8))))&&(a8==15))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L318] COND FALSE !((!(a7==1)&&((a17==1)&&(((a16==6)&&(!(a20==1)&&(((input==6)&&(a12==8))&&(a21==1))))&&(a8==15))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L324] COND FALSE !(((((a21==1)&&((a8==15)&&((a12==8)&&(!(a7==1)&&(!(a17==1)&&(input==2))))))&&(a16==4))&&(a20==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L329] COND FALSE !(((a8==15)&&(((a16==4)&&((a12==8)&&((!(a20==1)&&(!(a7==1)&&(input==1)))&&!(a17==1))))&&(a21==1)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L333] COND TRUE ((a21==1)&&(((a12==8)&&((((a17==1)&&((input==3)&&((a16==5)||(a16==6))))&&!(a7==1))&&(a20==1)))&&(a8==15))) [L334] a17 = 0 [L335] a16 = 4 [L336] return 21; VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, \result=21, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L591] RET, EXPR calculate_output(input) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, calculate_output(input)=21, d=4, e=5, f=6, input=3, output=-1, u=21, v=22, w=23, x=24, y=25, z=26] [L591] output = calculate_output(input) [L583] COND TRUE 1 [L586] int input; [L587] input = __VERIFIER_nondet_int() [L588] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, output=21, u=21, v=22, w=23, x=24, y=25, z=26] [L591] CALL, EXPR calculate_output(input) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L31] COND FALSE !((((a8==15)&&(((((a21==1)&&(((a16==5)||(a16==6))&&(input==1)))&&(a20==1))&&(a17==1))&&!(a7==1)))&&(a12==8))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L35] COND FALSE !((((((((input==5)&&((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5))))&&(a20==1))&&(a12==8))&&(a7==1))&&!(a21==1))&&(a8==13))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L43] COND FALSE !(((!(a7==1)&&((((a16==6)&&((a21==1)&&((a17==1)&&(input==3))))&&!(a20==1))&&(a8==15)))&&(a12==8))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L49] COND FALSE !(((a17==1)&&((!(a7==1)&&(((a21==1)&&((((a16==5)||(a16==6))&&(input==6))&&(a20==1)))&&(a8==15)))&&(a12==8)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L54] COND FALSE !((((input==3)&&((((a16==6)&&((!(a20==1)&&(!(a7==1)&&!(a17==1)))&&(a8==15)))&&(a21==1))||((((a8==13)&&((a20==1)&&((a17==1)&&(a7==1))))&&(a16==4))&&!(a21==1))))&&(a12==8))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L62] COND FALSE !((((a17==1)&&(((a21==1)&&((!(a7==1)&&((input==4)&&(a8==15)))&&!(a20==1)))&&(a12==8)))&&(a16==6))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L65] COND FALSE !((((a12==8)&&(((a21==1)&&((((input==5)&&!(a7==1))&&(a8==15))&&(a16==5)))&&!(a20==1)))&&!(a17==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L72] COND FALSE !(((a12==8)&&((input==1)&&(((a21==1)&&(((a8==15)&&((!(a17==1)&&!(a7==1))&&!(a20==1)))&&(a16==6)))||(!(a21==1)&&((a16==4)&&((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1))))))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L80] COND FALSE !(((((!(a17==1)&&(!(a7==1)&&((a21==1)&&((a8==15)&&(input==4)))))&&!(a20==1))&&(a12==8))&&(a16==4))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L84] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&(((a20==1)&&((a17==1)&&(a7==1)))&&(a8==13)))&&!(a21==1)))&&(input==2))&&(a12==8))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L92] COND FALSE !(((a8==13)&&(!(a21==1)&&((((input==3)&&((((a20==1)&&!(a17==1))&&(a16==6))||((!(a20==1)&&(a17==1))&&(a16==4))))&&(a12==8))&&(a7==1))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L97] COND FALSE !(((((a21==1)&&((a12==8)&&((input==1)&&(((!(a20==1)&&(a17==1))&&(a16==4))||(((a16==5)&&(!(a17==1)&&(a20==1)))||((a16==6)&&(!(a17==1)&&(a20==1))))))))&&!(a7==1))&&(a8==15))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L102] COND FALSE !((((a16==5)&&(((a7==1)&&((!(a21==1)&&((a12==8)&&(input==3)))&&(a8==13)))&&(a17==1)))&&(a20==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L108] COND FALSE !(((a17==1)&&(((a8==15)&&(((a12==8)&&((!(a7==1)&&(input==5))&&(a21==1)))&&!(a20==1)))&&(a16==5)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L114] COND FALSE !((!(a7==1)&&(((((a21==1)&&(((a8==15)&&(input==5))&&!(a17==1)))&&(a12==8))&&(a20==1))&&(a16==4)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L119] COND FALSE !(((!(a21==1)&&(((a12==8)&&((((a16==6)&&((a20==1)&&!(a17==1)))||((!(a20==1)&&(a17==1))&&(a16==4)))&&(input==1)))&&(a8==13)))&&(a7==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L124] COND FALSE !(((a17==1)&&(!(a7==1)&&(((a21==1)&&(((a12==8)&&((input==5)&&((a16==5)||(a16==6))))&&(a20==1)))&&(a8==15))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L129] COND FALSE !((((a12==8)&&(!(a21==1)&&((a7==1)&&((a8==13)&&((input==6)&&((((a16==6)&&(a17==1))||((a16==4)&&!(a17==1)))||((a16==5)&&!(a17==1))))))))&&(a20==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L136] COND FALSE !((((a16==5)&&((((a8==15)&&((!(a7==1)&&(input==2))&&(a21==1)))&&(a12==8))&&!(a20==1)))&&!(a17==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L140] COND FALSE !((!(a20==1)&&((a21==1)&&((a16==4)&&((a8==15)&&(((a12==8)&&((input==2)&&!(a7==1)))&&!(a17==1))))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L144] COND FALSE !((((a21==1)&&(!(a7==1)&&((!(a20==1)&&(!(a17==1)&&((a12==8)&&(input==6))))&&(a16==4))))&&(a8==15))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L148] COND FALSE !(((a17==1)&&((((((a12==8)&&((input==4)&&(a8==13)))&&(a20==1))&&!(a21==1))&&(a16==5))&&(a7==1)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L152] COND FALSE !(((((a8==13)&&((a12==8)&&((((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5)))&&(input==1))&&!(a21==1))))&&(a20==1))&&(a7==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L160] COND FALSE !(((a8==13)&&(!(a21==1)&&((((((!(a17==1)&&(a20==1))&&(a16==6))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==5))&&(a7==1))&&(a12==8))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L165] COND FALSE !(((!(a21==1)&&((((((a16==6)&&((a20==1)&&!(a17==1)))||(((a17==1)&&!(a20==1))&&(a16==4)))&&(input==4))&&(a7==1))&&(a12==8)))&&(a8==13))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L173] COND FALSE !((((a21==1)&&(!(a7==1)&&((((((a16==5)&&((a20==1)&&!(a17==1)))||((!(a17==1)&&(a20==1))&&(a16==6)))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==4))&&(a12==8))))&&(a8==15))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L178] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&((((a7==1)&&(a17==1))&&(a20==1))&&(a8==13)))&&!(a21==1)))&&(input==4))&&(a12==8))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L186] COND FALSE !((!(a17==1)&&(((a12==8)&&(!(a20==1)&&(((a8==15)&&((a21==1)&&(input==4)))&&!(a7==1))))&&(a16==5)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L189] COND FALSE !((((!(a7==1)&&(((input==2)&&((((a16==5)&&((a20==1)&&!(a17==1)))||((a16==6)&&((a20==1)&&!(a17==1))))||((a16==4)&&(!(a20==1)&&(a17==1)))))&&(a8==15)))&&(a12==8))&&(a21==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L194] COND FALSE !((!(a20==1)&&(((((((input==6)&&(a16==5))&&(a21==1))&&!(a17==1))&&(a12==8))&&!(a7==1))&&(a8==15)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L197] COND FALSE !(((a12==8)&&(((((((a21==1)&&(input==5))&&(a8==15))&&(a17==1))&&!(a7==1))&&!(a20==1))&&(a16==6)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L203] COND FALSE !(((((a8==15)&&(!(a7==1)&&((((!(a20==1)&&(a17==1))&&(a16==4))||(((!(a17==1)&&(a20==1))&&(a16==5))||((a16==6)&&((a20==1)&&!(a17==1)))))&&(input==6))))&&(a12==8))&&(a21==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L208] COND FALSE !(((a8==15)&&((a16==4)&&(!(a20==1)&&((((a21==1)&&(!(a17==1)&&(input==5)))&&!(a7==1))&&(a12==8)))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L214] COND FALSE !(((a17==1)&&((a12==8)&&((a8==15)&&(((!(a7==1)&&(((a16==5)||(a16==6))&&(input==2)))&&(a21==1))&&(a20==1)))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L218] COND FALSE !((!(a7==1)&&(((a8==15)&&((!(a17==1)&&((a12==8)&&((input==3)&&(a21==1))))&&(a16==4)))&&(a20==1)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L223] COND FALSE !(((a16==5)&&((!(a21==1)&&(((a8==13)&&(((input==2)&&(a20==1))&&(a12==8)))&&(a7==1)))&&(a17==1)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L231] COND FALSE !(((a20==1)&&(((a12==8)&&((a7==1)&&((a8==13)&&(((!(a17==1)&&(a16==5))||(((a17==1)&&(a16==6))||(!(a17==1)&&(a16==4))))&&(input==3)))))&&!(a21==1)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L238] COND FALSE !(((a12==8)&&((a7==1)&&(!(a21==1)&&((a8==13)&&((input==6)&&(((a16==6)&&((a20==1)&&!(a17==1)))||((a16==4)&&((a17==1)&&!(a20==1)))))))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L245] COND FALSE !(((!(a7==1)&&(!(a17==1)&&((((a16==4)&&((a8==15)&&(input==1)))&&(a12==8))&&(a21==1))))&&(a20==1))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L250] COND FALSE !(((a17==1)&&(((a21==1)&&(!(a20==1)&&((a12==8)&&((a8==15)&&(!(a7==1)&&(input==1))))))&&(a16==6)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L256] COND FALSE !(((a20==1)&&((a12==8)&&((((a17==1)&&((((a16==5)||(a16==6))&&(input==4))&&(a8==15)))&&(a21==1))&&!(a7==1))))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L261] COND FALSE !(((((a8==13)&&((((!(a21==1)&&(input==6))&&(a20==1))&&(a12==8))&&(a17==1)))&&(a7==1))&&(a16==5))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L265] COND FALSE !(((a16==5)&&(((((a12==8)&&(!(a7==1)&&((input==2)&&!(a20==1))))&&(a21==1))&&(a17==1))&&(a8==15)))) VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=4, a17=0, a20=1, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L268] COND TRUE (((a12==8)&&(((!(a17==1)&&((a21==1)&&((input==4)&&!(a7==1))))&&(a8==15))&&(a20==1)))&&(a16==4)) [L269] a20 = 0 [L270] a17 = 1 [L271] a16 = 6 [L272] return 21; VAL [\old(a16)=4, \old(a17)=0, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, \result=21, a=1, a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L591] RET, EXPR calculate_output(input) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, a=1, a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, b=2, c=3, calculate_output(input)=21, d=4, e=5, f=6, input=4, output=21, u=21, v=22, w=23, x=24, y=25, z=26] [L591] output = calculate_output(input) [L583] COND TRUE 1 [L586] int input; [L587] input = __VERIFIER_nondet_int() [L588] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, a=1, a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, output=21, u=21, v=22, w=23, x=24, y=25, z=26] [L591] CALL, EXPR calculate_output(input) VAL [\old(a16)=6, \old(a17)=1, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L31] COND FALSE !((((a8==15)&&(((((a21==1)&&(((a16==5)||(a16==6))&&(input==1)))&&(a20==1))&&(a17==1))&&!(a7==1)))&&(a12==8))) VAL [\old(a16)=6, \old(a17)=1, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L35] COND FALSE !((((((((input==5)&&((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5))))&&(a20==1))&&(a12==8))&&(a7==1))&&!(a21==1))&&(a8==13))) VAL [\old(a16)=6, \old(a17)=1, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L43] COND FALSE !(((!(a7==1)&&((((a16==6)&&((a21==1)&&((a17==1)&&(input==3))))&&!(a20==1))&&(a8==15)))&&(a12==8))) VAL [\old(a16)=6, \old(a17)=1, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L49] COND FALSE !(((a17==1)&&((!(a7==1)&&(((a21==1)&&((((a16==5)||(a16==6))&&(input==6))&&(a20==1)))&&(a8==15)))&&(a12==8)))) VAL [\old(a16)=6, \old(a17)=1, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L54] COND FALSE !((((input==3)&&((((a16==6)&&((!(a20==1)&&(!(a7==1)&&!(a17==1)))&&(a8==15)))&&(a21==1))||((((a8==13)&&((a20==1)&&((a17==1)&&(a7==1))))&&(a16==4))&&!(a21==1))))&&(a12==8))) VAL [\old(a16)=6, \old(a17)=1, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=6, a17=1, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L62] COND TRUE (((a17==1)&&(((a21==1)&&((!(a7==1)&&((input==4)&&(a8==15)))&&!(a20==1)))&&(a12==8)))&&(a16==6)) [L63] a17 = 0 [L64] return 26; VAL [\old(a16)=6, \old(a17)=1, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=4, \result=26, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L591] RET, EXPR calculate_output(input) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, calculate_output(input)=26, d=4, e=5, f=6, input=4, output=21, u=21, v=22, w=23, x=24, y=25, z=26] [L591] output = calculate_output(input) [L583] COND TRUE 1 [L586] int input; [L587] input = __VERIFIER_nondet_int() [L588] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=1, output=26, u=21, v=22, w=23, x=24, y=25, z=26] [L591] CALL, EXPR calculate_output(input) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=1, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L31] COND FALSE !((((a8==15)&&(((((a21==1)&&(((a16==5)||(a16==6))&&(input==1)))&&(a20==1))&&(a17==1))&&!(a7==1)))&&(a12==8))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=1, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L35] COND FALSE !((((((((input==5)&&((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5))))&&(a20==1))&&(a12==8))&&(a7==1))&&!(a21==1))&&(a8==13))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=1, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L43] COND FALSE !(((!(a7==1)&&((((a16==6)&&((a21==1)&&((a17==1)&&(input==3))))&&!(a20==1))&&(a8==15)))&&(a12==8))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=1, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L49] COND FALSE !(((a17==1)&&((!(a7==1)&&(((a21==1)&&((((a16==5)||(a16==6))&&(input==6))&&(a20==1)))&&(a8==15)))&&(a12==8)))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=1, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L54] COND FALSE !((((input==3)&&((((a16==6)&&((!(a20==1)&&(!(a7==1)&&!(a17==1)))&&(a8==15)))&&(a21==1))||((((a8==13)&&((a20==1)&&((a17==1)&&(a7==1))))&&(a16==4))&&!(a21==1))))&&(a12==8))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=1, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L62] COND FALSE !((((a17==1)&&(((a21==1)&&((!(a7==1)&&((input==4)&&(a8==15)))&&!(a20==1)))&&(a12==8)))&&(a16==6))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=1, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L65] COND FALSE !((((a12==8)&&(((a21==1)&&((((input==5)&&!(a7==1))&&(a8==15))&&(a16==5)))&&!(a20==1)))&&!(a17==1))) VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=1, a=1, a12=8, a16=6, a17=0, a20=0, a21=1, a7=0, a8=15, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L72] COND TRUE ((a12==8)&&((input==1)&&(((a21==1)&&(((a8==15)&&((!(a17==1)&&!(a7==1))&&!(a20==1)))&&(a16==6)))||(!(a21==1)&&((a16==4)&&((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1)))))))) [L73] a7 = 1 [L74] a17 = 1 [L75] a21 = 0 [L76] a20 = 1 [L77] a8 = 13 [L78] a16 = 5 [L79] return 26; VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=1, \result=26, a=1, a12=8, a16=5, a17=1, a20=1, a21=0, a7=1, a8=13, b=2, c=3, d=4, e=5, f=6, input=1, u=21, v=22, w=23, x=24, y=25, z=26] [L591] RET, EXPR calculate_output(input) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, a=1, a12=8, a16=5, a17=1, a20=1, a21=0, a7=1, a8=13, b=2, c=3, calculate_output(input)=26, d=4, e=5, f=6, input=1, output=26, u=21, v=22, w=23, x=24, y=25, z=26] [L591] output = calculate_output(input) [L583] COND TRUE 1 [L586] int input; [L587] input = __VERIFIER_nondet_int() [L588] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, a=1, a12=8, a16=5, a17=1, a20=1, a21=0, a7=1, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, output=26, u=21, v=22, w=23, x=24, y=25, z=26] [L591] CALL, EXPR calculate_output(input) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=0, \old(a7)=1, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=0, a7=1, a8=13, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L31] COND FALSE !((((a8==15)&&(((((a21==1)&&(((a16==5)||(a16==6))&&(input==1)))&&(a20==1))&&(a17==1))&&!(a7==1)))&&(a12==8))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=0, \old(a7)=1, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=0, a7=1, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L35] COND FALSE !((((((((input==5)&&((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5))))&&(a20==1))&&(a12==8))&&(a7==1))&&!(a21==1))&&(a8==13))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=0, \old(a7)=1, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=0, a7=1, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L43] COND FALSE !(((!(a7==1)&&((((a16==6)&&((a21==1)&&((a17==1)&&(input==3))))&&!(a20==1))&&(a8==15)))&&(a12==8))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=0, \old(a7)=1, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=0, a7=1, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L49] COND FALSE !(((a17==1)&&((!(a7==1)&&(((a21==1)&&((((a16==5)||(a16==6))&&(input==6))&&(a20==1)))&&(a8==15)))&&(a12==8)))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=0, \old(a7)=1, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=0, a7=1, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L54] COND FALSE !((((input==3)&&((((a16==6)&&((!(a20==1)&&(!(a7==1)&&!(a17==1)))&&(a8==15)))&&(a21==1))||((((a8==13)&&((a20==1)&&((a17==1)&&(a7==1))))&&(a16==4))&&!(a21==1))))&&(a12==8))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=0, \old(a7)=1, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=0, a7=1, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L62] COND FALSE !((((a17==1)&&(((a21==1)&&((!(a7==1)&&((input==4)&&(a8==15)))&&!(a20==1)))&&(a12==8)))&&(a16==6))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=0, \old(a7)=1, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=0, a7=1, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L65] COND FALSE !((((a12==8)&&(((a21==1)&&((((input==5)&&!(a7==1))&&(a8==15))&&(a16==5)))&&!(a20==1)))&&!(a17==1))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=0, \old(a7)=1, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=0, a7=1, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L72] COND FALSE !(((a12==8)&&((input==1)&&(((a21==1)&&(((a8==15)&&((!(a17==1)&&!(a7==1))&&!(a20==1)))&&(a16==6)))||(!(a21==1)&&((a16==4)&&((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1))))))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=0, \old(a7)=1, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=0, a7=1, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L80] COND FALSE !(((((!(a17==1)&&(!(a7==1)&&((a21==1)&&((a8==15)&&(input==4)))))&&!(a20==1))&&(a12==8))&&(a16==4))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=0, \old(a7)=1, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=0, a7=1, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L84] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&(((a20==1)&&((a17==1)&&(a7==1)))&&(a8==13)))&&!(a21==1)))&&(input==2))&&(a12==8))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=0, \old(a7)=1, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=0, a7=1, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L92] COND FALSE !(((a8==13)&&(!(a21==1)&&((((input==3)&&((((a20==1)&&!(a17==1))&&(a16==6))||((!(a20==1)&&(a17==1))&&(a16==4))))&&(a12==8))&&(a7==1))))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=0, \old(a7)=1, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=0, a7=1, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L97] COND FALSE !(((((a21==1)&&((a12==8)&&((input==1)&&(((!(a20==1)&&(a17==1))&&(a16==4))||(((a16==5)&&(!(a17==1)&&(a20==1)))||((a16==6)&&(!(a17==1)&&(a20==1))))))))&&!(a7==1))&&(a8==15))) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=0, \old(a7)=1, \old(a8)=13, \old(input)=3, a=1, a12=8, a16=5, a17=1, a20=1, a21=0, a7=1, a8=13, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L102] COND TRUE (((a16==5)&&(((a7==1)&&((!(a21==1)&&((a12==8)&&(input==3)))&&(a8==13)))&&(a17==1)))&&(a20==1)) [L103] a20 = 0 [L104] a8 = 15 [L105] a17 = 0 [L106] a21 = 1 [L107] return -1; VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=0, \old(a7)=1, \old(a8)=13, \old(input)=3, \result=-1, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L591] RET, EXPR calculate_output(input) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, calculate_output(input)=-1, d=4, e=5, f=6, input=3, output=26, u=21, v=22, w=23, x=24, y=25, z=26] [L591] output = calculate_output(input) [L583] COND TRUE 1 [L586] int input; [L587] input = __VERIFIER_nondet_int() [L588] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) VAL [\old(a16)=5, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=15, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, output=-1, u=21, v=22, w=23, x=24, y=25, z=26] [L591] CALL calculate_output(input) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L31] COND FALSE !((((a8==15)&&(((((a21==1)&&(((a16==5)||(a16==6))&&(input==1)))&&(a20==1))&&(a17==1))&&!(a7==1)))&&(a12==8))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L35] COND FALSE !((((((((input==5)&&((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5))))&&(a20==1))&&(a12==8))&&(a7==1))&&!(a21==1))&&(a8==13))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L43] COND FALSE !(((!(a7==1)&&((((a16==6)&&((a21==1)&&((a17==1)&&(input==3))))&&!(a20==1))&&(a8==15)))&&(a12==8))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L49] COND FALSE !(((a17==1)&&((!(a7==1)&&(((a21==1)&&((((a16==5)||(a16==6))&&(input==6))&&(a20==1)))&&(a8==15)))&&(a12==8)))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L54] COND FALSE !((((input==3)&&((((a16==6)&&((!(a20==1)&&(!(a7==1)&&!(a17==1)))&&(a8==15)))&&(a21==1))||((((a8==13)&&((a20==1)&&((a17==1)&&(a7==1))))&&(a16==4))&&!(a21==1))))&&(a12==8))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L62] COND FALSE !((((a17==1)&&(((a21==1)&&((!(a7==1)&&((input==4)&&(a8==15)))&&!(a20==1)))&&(a12==8)))&&(a16==6))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L65] COND FALSE !((((a12==8)&&(((a21==1)&&((((input==5)&&!(a7==1))&&(a8==15))&&(a16==5)))&&!(a20==1)))&&!(a17==1))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L72] COND FALSE !(((a12==8)&&((input==1)&&(((a21==1)&&(((a8==15)&&((!(a17==1)&&!(a7==1))&&!(a20==1)))&&(a16==6)))||(!(a21==1)&&((a16==4)&&((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1))))))))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L80] COND FALSE !(((((!(a17==1)&&(!(a7==1)&&((a21==1)&&((a8==15)&&(input==4)))))&&!(a20==1))&&(a12==8))&&(a16==4))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L84] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&(((a20==1)&&((a17==1)&&(a7==1)))&&(a8==13)))&&!(a21==1)))&&(input==2))&&(a12==8))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L92] COND FALSE !(((a8==13)&&(!(a21==1)&&((((input==3)&&((((a20==1)&&!(a17==1))&&(a16==6))||((!(a20==1)&&(a17==1))&&(a16==4))))&&(a12==8))&&(a7==1))))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L97] COND FALSE !(((((a21==1)&&((a12==8)&&((input==1)&&(((!(a20==1)&&(a17==1))&&(a16==4))||(((a16==5)&&(!(a17==1)&&(a20==1)))||((a16==6)&&(!(a17==1)&&(a20==1))))))))&&!(a7==1))&&(a8==15))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L102] COND FALSE !((((a16==5)&&(((a7==1)&&((!(a21==1)&&((a12==8)&&(input==3)))&&(a8==13)))&&(a17==1)))&&(a20==1))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L108] COND FALSE !(((a17==1)&&(((a8==15)&&(((a12==8)&&((!(a7==1)&&(input==5))&&(a21==1)))&&!(a20==1)))&&(a16==5)))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L114] COND FALSE !((!(a7==1)&&(((((a21==1)&&(((a8==15)&&(input==5))&&!(a17==1)))&&(a12==8))&&(a20==1))&&(a16==4)))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L119] COND FALSE !(((!(a21==1)&&(((a12==8)&&((((a16==6)&&((a20==1)&&!(a17==1)))||((!(a20==1)&&(a17==1))&&(a16==4)))&&(input==1)))&&(a8==13)))&&(a7==1))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L124] COND FALSE !(((a17==1)&&(!(a7==1)&&(((a21==1)&&(((a12==8)&&((input==5)&&((a16==5)||(a16==6))))&&(a20==1)))&&(a8==15))))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L129] COND FALSE !((((a12==8)&&(!(a21==1)&&((a7==1)&&((a8==13)&&((input==6)&&((((a16==6)&&(a17==1))||((a16==4)&&!(a17==1)))||((a16==5)&&!(a17==1))))))))&&(a20==1))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L136] COND FALSE !((((a16==5)&&((((a8==15)&&((!(a7==1)&&(input==2))&&(a21==1)))&&(a12==8))&&!(a20==1)))&&!(a17==1))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L140] COND FALSE !((!(a20==1)&&((a21==1)&&((a16==4)&&((a8==15)&&(((a12==8)&&((input==2)&&!(a7==1)))&&!(a17==1))))))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L144] COND FALSE !((((a21==1)&&(!(a7==1)&&((!(a20==1)&&(!(a17==1)&&((a12==8)&&(input==6))))&&(a16==4))))&&(a8==15))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L148] COND FALSE !(((a17==1)&&((((((a12==8)&&((input==4)&&(a8==13)))&&(a20==1))&&!(a21==1))&&(a16==5))&&(a7==1)))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L152] COND FALSE !(((((a8==13)&&((a12==8)&&((((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5)))&&(input==1))&&!(a21==1))))&&(a20==1))&&(a7==1))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L160] COND FALSE !(((a8==13)&&(!(a21==1)&&((((((!(a17==1)&&(a20==1))&&(a16==6))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==5))&&(a7==1))&&(a12==8))))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L165] COND FALSE !(((!(a21==1)&&((((((a16==6)&&((a20==1)&&!(a17==1)))||(((a17==1)&&!(a20==1))&&(a16==4)))&&(input==4))&&(a7==1))&&(a12==8)))&&(a8==13))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L173] COND FALSE !((((a21==1)&&(!(a7==1)&&((((((a16==5)&&((a20==1)&&!(a17==1)))||((!(a17==1)&&(a20==1))&&(a16==6)))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==4))&&(a12==8))))&&(a8==15))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L178] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&((((a7==1)&&(a17==1))&&(a20==1))&&(a8==13)))&&!(a21==1)))&&(input==4))&&(a12==8))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L186] COND FALSE !((!(a17==1)&&(((a12==8)&&(!(a20==1)&&(((a8==15)&&((a21==1)&&(input==4)))&&!(a7==1))))&&(a16==5)))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L189] COND FALSE !((((!(a7==1)&&(((input==2)&&((((a16==5)&&((a20==1)&&!(a17==1)))||((a16==6)&&((a20==1)&&!(a17==1))))||((a16==4)&&(!(a20==1)&&(a17==1)))))&&(a8==15)))&&(a12==8))&&(a21==1))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L194] COND FALSE !((!(a20==1)&&(((((((input==6)&&(a16==5))&&(a21==1))&&!(a17==1))&&(a12==8))&&!(a7==1))&&(a8==15)))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L197] COND FALSE !(((a12==8)&&(((((((a21==1)&&(input==5))&&(a8==15))&&(a17==1))&&!(a7==1))&&!(a20==1))&&(a16==6)))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L203] COND FALSE !(((((a8==15)&&(!(a7==1)&&((((!(a20==1)&&(a17==1))&&(a16==4))||(((!(a17==1)&&(a20==1))&&(a16==5))||((a16==6)&&((a20==1)&&!(a17==1)))))&&(input==6))))&&(a12==8))&&(a21==1))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L208] COND FALSE !(((a8==15)&&((a16==4)&&(!(a20==1)&&((((a21==1)&&(!(a17==1)&&(input==5)))&&!(a7==1))&&(a12==8)))))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L214] COND FALSE !(((a17==1)&&((a12==8)&&((a8==15)&&(((!(a7==1)&&(((a16==5)||(a16==6))&&(input==2)))&&(a21==1))&&(a20==1)))))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L218] COND FALSE !((!(a7==1)&&(((a8==15)&&((!(a17==1)&&((a12==8)&&((input==3)&&(a21==1))))&&(a16==4)))&&(a20==1)))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L223] COND FALSE !(((a16==5)&&((!(a21==1)&&(((a8==13)&&(((input==2)&&(a20==1))&&(a12==8)))&&(a7==1)))&&(a17==1)))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L231] COND FALSE !(((a20==1)&&(((a12==8)&&((a7==1)&&((a8==13)&&(((!(a17==1)&&(a16==5))||(((a17==1)&&(a16==6))||(!(a17==1)&&(a16==4))))&&(input==3)))))&&!(a21==1)))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L238] COND FALSE !(((a12==8)&&((a7==1)&&(!(a21==1)&&((a8==13)&&((input==6)&&(((a16==6)&&((a20==1)&&!(a17==1)))||((a16==4)&&((a17==1)&&!(a20==1)))))))))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L245] COND FALSE !(((!(a7==1)&&(!(a17==1)&&((((a16==4)&&((a8==15)&&(input==1)))&&(a12==8))&&(a21==1))))&&(a20==1))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L250] COND FALSE !(((a17==1)&&(((a21==1)&&(!(a20==1)&&((a12==8)&&((a8==15)&&(!(a7==1)&&(input==1))))))&&(a16==6)))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L256] COND FALSE !(((a20==1)&&((a12==8)&&((((a17==1)&&((((a16==5)||(a16==6))&&(input==4))&&(a8==15)))&&(a21==1))&&!(a7==1))))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L261] COND FALSE !(((((a8==13)&&((((!(a21==1)&&(input==6))&&(a20==1))&&(a12==8))&&(a17==1)))&&(a7==1))&&(a16==5))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L265] COND FALSE !(((a16==5)&&(((((a12==8)&&(!(a7==1)&&((input==2)&&!(a20==1))))&&(a21==1))&&(a17==1))&&(a8==15)))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L268] COND FALSE !((((a12==8)&&(((!(a17==1)&&((a21==1)&&((input==4)&&!(a7==1))))&&(a8==15))&&(a20==1)))&&(a16==4))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L273] COND FALSE !(((a7==1)&&((a8==13)&&((a12==8)&&(!(a21==1)&&((input==2)&&((((a20==1)&&!(a17==1))&&(a16==6))||(((a17==1)&&!(a20==1))&&(a16==4))))))))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L278] COND FALSE !((((((((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15))&&(a16==6))&&(a21==1))||((((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1)))&&(a16==4))&&!(a21==1)))&&(input==6))&&(a12==8))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L286] COND FALSE !(((!(a7==1)&&(!(a17==1)&&(((((input==3)&&(a21==1))&&(a16==4))&&(a8==15))&&(a12==8))))&&!(a20==1))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L292] COND FALSE !((((((a12==8)&&(((((a17==1)&&!(a20==1))&&(a16==4))||((((a20==1)&&!(a17==1))&&(a16==5))||((!(a17==1)&&(a20==1))&&(a16==6))))&&(input==3)))&&(a8==15))&&(a21==1))&&!(a7==1))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L299] COND FALSE !((((!(a7==1)&&(((input==5)&&((((a16==5)&&(!(a17==1)&&(a20==1)))||((a16==6)&&((a20==1)&&!(a17==1))))||((a16==4)&&(!(a20==1)&&(a17==1)))))&&(a12==8)))&&(a21==1))&&(a8==15))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L306] COND FALSE !(((!(a7==1)&&(((a21==1)&&(((a17==1)&&((a12==8)&&(input==2)))&&!(a20==1)))&&(a16==6)))&&(a8==15))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L312] COND FALSE !(((!(a17==1)&&((a21==1)&&((!(a20==1)&&((a12==8)&&((input==3)&&!(a7==1))))&&(a8==15))))&&(a16==5))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L316] COND FALSE !((((a16==5)&&(!(a20==1)&&(((((input==6)&&(a21==1))&&(a17==1))&&!(a7==1))&&(a12==8))))&&(a8==15))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L318] COND FALSE !((!(a7==1)&&((a17==1)&&(((a16==6)&&(!(a20==1)&&(((input==6)&&(a12==8))&&(a21==1))))&&(a8==15))))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L324] COND FALSE !(((((a21==1)&&((a8==15)&&((a12==8)&&(!(a7==1)&&(!(a17==1)&&(input==2))))))&&(a16==4))&&(a20==1))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L329] COND FALSE !(((a8==15)&&(((a16==4)&&((a12==8)&&((!(a20==1)&&(!(a7==1)&&(input==1)))&&!(a17==1))))&&(a21==1)))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L333] COND FALSE !(((a21==1)&&(((a12==8)&&((((a17==1)&&((input==3)&&((a16==5)||(a16==6))))&&!(a7==1))&&(a20==1)))&&(a8==15)))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L337] COND FALSE !((!(a21==1)&&((a20==1)&&(((a12==8)&&((a8==13)&&((((a16==5)&&!(a17==1))||(((a17==1)&&(a16==6))||(!(a17==1)&&(a16==4))))&&(input==2))))&&(a7==1))))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L345] COND FALSE !(((a7==1)&&((a12==8)&&((((a20==1)&&(((!(a17==1)&&(a16==5))||(((a17==1)&&(a16==6))||((a16==4)&&!(a17==1))))&&(input==4)))&&(a8==13))&&!(a21==1))))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L353] COND FALSE !(((a21==1)&&((((!(a7==1)&&((a8==15)&&(!(a20==1)&&(input==4))))&&(a17==1))&&(a16==5))&&(a12==8)))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L355] COND FALSE !((((!(a7==1)&&((!(a20==1)&&((a21==1)&&((input==3)&&(a17==1))))&&(a8==15)))&&(a12==8))&&(a16==5))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L361] COND FALSE !(((((!(a17==1)&&(!(a20==1)&&((a8==15)&&((input==1)&&(a16==5)))))&&(a12==8))&&(a21==1))&&!(a7==1))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L363] COND FALSE !(((((a21==1)&&((a8==15)&&(((a16==5)&&((a12==8)&&(input==1)))&&(a17==1))))&&!(a7==1))&&!(a20==1))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L365] COND FALSE !(((!(a21==1)&&((a20==1)&&((((a8==13)&&((a7==1)&&(input==5)))&&(a17==1))&&(a12==8))))&&(a16==5))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L372] COND FALSE !((((!(a7==1)&&((a21==1)&&((((input==6)&&(a20==1))&&(a8==15))&&!(a17==1))))&&(a12==8))&&(a16==4))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L377] COND FALSE !(((((a20==1)&&(((!(a21==1)&&((a7==1)&&(input==1)))&&(a8==13))&&(a17==1)))&&(a12==8))&&(a16==5))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L382] COND FALSE !(((a12==8)&&((input==5)&&((((((!(a17==1)&&!(a7==1))&&!(a20==1))&&(a8==15))&&(a16==6))&&(a21==1))||(!(a21==1)&&((a16==4)&&(((a20==1)&&((a7==1)&&(a17==1)))&&(a8==13)))))))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L391] COND FALSE !(((((((!(a17==1)&&(a7==1))&&!(a20==1))&&(a8==14))&&(a12==8))&&(a16==4))&&(a21==1))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L394] COND FALSE !((((((((a17==1)&&!(a7==1))&&(a20==1))&&(a8==14))&&(a12==8))&&(a16==4))&&(a21==1))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L397] COND FALSE !(((((((!(a17==1)&&(a7==1))&&!(a20==1))&&(a8==15))&&(a12==8))&&(a16==4))&&(a21==1))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L400] COND FALSE !((((((((a17==1)&&!(a7==1))&&(a20==1))&&(a8==13))&&(a12==8))&&(a16==6))&&(a21==1))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L403] COND FALSE !(((((((!(a17==1)&&!(a7==1))&&!(a20==1))&&(a8==14))&&(a12==8))&&(a16==4))&&(a21==1))) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L406] COND TRUE ((((((!(a17==1)&&(a7==1))&&!(a20==1))&&(a8==15))&&(a12==8))&&(a16==5))&&(a21==1)) VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L407] __VERIFIER_error() VAL [\old(a16)=5, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=1, \old(a8)=15, \old(input)=4, a=1, a12=8, a16=5, a17=0, a20=0, a21=1, a7=1, a8=15, b=2, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. Result: UNSAFE, OverallTime: 21.2s, OverallIterations: 11, TraceHistogramMax: 6, AutomataDifference: 13.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 816 SDtfs, 5598 SDslu, 430 SDs, 0 SdLazy, 7124 SolverSat, 1584 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1240 GetRequests, 1111 SyntacticMatches, 5 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 321 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3916occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 10 MinimizatonAttempts, 567 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 2499 NumberOfCodeBlocks, 2499 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 2236 ConstructedInterpolants, 0 QuantifiedInterpolants, 843140 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3534 ConjunctsInSsa, 87 ConjunctsInUnsatCore, 18 InterpolantComputations, 7 PerfectInterpolantSequences, 1050/1147 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...