/usr/bin/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_label35.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 13:32:57,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 13:32:57,656 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 13:32:57,700 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 13:32:57,701 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 13:32:57,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 13:32:57,713 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 13:32:57,716 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 13:32:57,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 13:32:57,721 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 13:32:57,722 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 13:32:57,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 13:32:57,725 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 13:32:57,729 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 13:32:57,732 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 13:32:57,734 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 13:32:57,736 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 13:32:57,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 13:32:57,741 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 13:32:57,748 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 13:32:57,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 13:32:57,751 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 13:32:57,752 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 13:32:57,753 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 13:32:57,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-04 13:32:57,771 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 13:32:57,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 13:32:57,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 13:32:57,774 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-04 13:32:57,823 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 13:32:57,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 13:32:57,826 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-04 13:32:57,826 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-04 13:32:57,826 INFO L138 SettingsManager]: * Use SBE=true [2020-09-04 13:32:57,827 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 13:32:57,827 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 13:32:57,827 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 13:32:57,828 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 13:32:57,828 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 13:32:57,829 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 13:32:57,829 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 13:32:57,829 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 13:32:57,830 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 13:32:57,830 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 13:32:57,830 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 13:32:57,830 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 13:32:57,831 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 13:32:57,831 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-04 13:32:57,831 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 13:32:57,831 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 13:32:57,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 13:32:57,832 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 13:32:57,832 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-04 13:32:57,832 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-04 13:32:57,832 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-04 13:32:57,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-04 13:32:57,833 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 13:32:57,833 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-04 13:32:57,833 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-04 13:32:58,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 13:32:58,327 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 13:32:58,332 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 13:32:58,334 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 13:32:58,334 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 13:32:58,336 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label35.c [2020-09-04 13:32:58,426 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a84102c64/8b345105cbf94ef284c543b0b66cc48a/FLAG8e337e9a7 [2020-09-04 13:32:59,105 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 13:32:59,107 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem01_label35.c [2020-09-04 13:32:59,125 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a84102c64/8b345105cbf94ef284c543b0b66cc48a/FLAG8e337e9a7 [2020-09-04 13:32:59,323 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a84102c64/8b345105cbf94ef284c543b0b66cc48a [2020-09-04 13:32:59,336 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 13:32:59,338 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 13:32:59,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 13:32:59,339 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 13:32:59,343 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 13:32:59,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 01:32:59" (1/1) ... [2020-09-04 13:32:59,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1058f97b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:32:59, skipping insertion in model container [2020-09-04 13:32:59,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 01:32:59" (1/1) ... [2020-09-04 13:32:59,358 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 13:32:59,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 13:32:59,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 13:32:59,882 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 13:33:00,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 13:33:00,198 INFO L208 MainTranslator]: Completed translation [2020-09-04 13:33:00,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:33:00 WrapperNode [2020-09-04 13:33:00,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 13:33:00,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 13:33:00,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 13:33:00,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 13:33:00,214 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:33:00" (1/1) ... [2020-09-04 13:33:00,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:33:00" (1/1) ... [2020-09-04 13:33:00,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:33:00" (1/1) ... [2020-09-04 13:33:00,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:33:00" (1/1) ... [2020-09-04 13:33:00,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:33:00" (1/1) ... [2020-09-04 13:33:00,308 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:33:00" (1/1) ... [2020-09-04 13:33:00,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:33:00" (1/1) ... [2020-09-04 13:33:00,326 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 13:33:00,326 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 13:33:00,327 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 13:33:00,327 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 13:33:00,328 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:33:00" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-04 13:33:00,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 13:33:00,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 13:33:00,427 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-09-04 13:33:00,428 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 13:33:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-09-04 13:33:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 13:33:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 13:33:00,428 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-09-04 13:33:00,429 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 13:33:00,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 13:33:00,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 13:33:01,612 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 13:33:01,613 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-09-04 13:33:01,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 01:33:01 BoogieIcfgContainer [2020-09-04 13:33:01,620 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 13:33:01,621 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 13:33:01,622 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 13:33:01,626 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 13:33:01,626 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 01:32:59" (1/3) ... [2020-09-04 13:33:01,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d6b3b80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 01:33:01, skipping insertion in model container [2020-09-04 13:33:01,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:33:00" (2/3) ... [2020-09-04 13:33:01,628 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d6b3b80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 01:33:01, skipping insertion in model container [2020-09-04 13:33:01,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 01:33:01" (3/3) ... [2020-09-04 13:33:01,631 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label35.c [2020-09-04 13:33:01,643 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-04 13:33:01,654 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 13:33:01,676 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 13:33:01,709 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 13:33:01,710 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 13:33:01,710 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-04 13:33:01,710 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 13:33:01,710 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 13:33:01,710 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 13:33:01,711 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 13:33:01,711 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 13:33:01,739 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2020-09-04 13:33:01,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-09-04 13:33:01,752 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 13:33:01,754 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 13:33:01,754 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 13:33:01,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 13:33:01,763 INFO L82 PathProgramCache]: Analyzing trace with hash 279627110, now seen corresponding path program 1 times [2020-09-04 13:33:01,778 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 13:33:01,778 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132665630] [2020-09-04 13:33:01,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 13:33:02,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:02,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 13:33:02,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:02,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 13:33:02,366 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132665630] [2020-09-04 13:33:02,367 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 13:33:02,367 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 13:33:02,368 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810795257] [2020-09-04 13:33:02,375 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 13:33:02,375 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 13:33:02,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 13:33:02,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 13:33:02,399 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 5 states. [2020-09-04 13:33:04,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 13:33:04,550 INFO L93 Difference]: Finished difference Result 698 states and 1233 transitions. [2020-09-04 13:33:04,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 13:33:04,553 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 86 [2020-09-04 13:33:04,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 13:33:04,578 INFO L225 Difference]: With dead ends: 698 [2020-09-04 13:33:04,578 INFO L226 Difference]: Without dead ends: 423 [2020-09-04 13:33:04,587 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-04 13:33:04,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2020-09-04 13:33:04,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 417. [2020-09-04 13:33:04,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 417 states. [2020-09-04 13:33:04,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 585 transitions. [2020-09-04 13:33:04,702 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 585 transitions. Word has length 86 [2020-09-04 13:33:04,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 13:33:04,704 INFO L479 AbstractCegarLoop]: Abstraction has 417 states and 585 transitions. [2020-09-04 13:33:04,704 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 13:33:04,704 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 585 transitions. [2020-09-04 13:33:04,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-09-04 13:33:04,710 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 13:33:04,711 INFO L422 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, 1, 1, 1] [2020-09-04 13:33:04,711 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 13:33:04,712 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 13:33:04,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 13:33:04,712 INFO L82 PathProgramCache]: Analyzing trace with hash -53773379, now seen corresponding path program 1 times [2020-09-04 13:33:04,712 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 13:33:04,713 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875386997] [2020-09-04 13:33:04,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 13:33:04,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:04,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 13:33:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:04,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-09-04 13:33:04,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:04,924 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 13:33:04,925 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875386997] [2020-09-04 13:33:04,925 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 13:33:04,925 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 13:33:04,926 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506120553] [2020-09-04 13:33:04,928 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-04 13:33:04,928 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 13:33:04,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-04 13:33:04,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-09-04 13:33:04,929 INFO L87 Difference]: Start difference. First operand 417 states and 585 transitions. Second operand 8 states. [2020-09-04 13:33:06,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 13:33:06,614 INFO L93 Difference]: Finished difference Result 1130 states and 1658 transitions. [2020-09-04 13:33:06,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-09-04 13:33:06,615 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 96 [2020-09-04 13:33:06,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 13:33:06,622 INFO L225 Difference]: With dead ends: 1130 [2020-09-04 13:33:06,622 INFO L226 Difference]: Without dead ends: 719 [2020-09-04 13:33:06,625 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-09-04 13:33:06,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 719 states. [2020-09-04 13:33:06,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 719 to 697. [2020-09-04 13:33:06,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 697 states. [2020-09-04 13:33:06,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 697 states and 978 transitions. [2020-09-04 13:33:06,689 INFO L78 Accepts]: Start accepts. Automaton has 697 states and 978 transitions. Word has length 96 [2020-09-04 13:33:06,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 13:33:06,689 INFO L479 AbstractCegarLoop]: Abstraction has 697 states and 978 transitions. [2020-09-04 13:33:06,689 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-04 13:33:06,690 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 978 transitions. [2020-09-04 13:33:06,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-09-04 13:33:06,695 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 13:33:06,695 INFO L422 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, 1, 1, 1] [2020-09-04 13:33:06,695 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 13:33:06,695 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 13:33:06,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 13:33:06,696 INFO L82 PathProgramCache]: Analyzing trace with hash -24478849, now seen corresponding path program 1 times [2020-09-04 13:33:06,696 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 13:33:06,696 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303206684] [2020-09-04 13:33:06,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 13:33:06,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:06,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 13:33:06,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:06,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-09-04 13:33:06,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:06,945 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 13:33:06,945 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303206684] [2020-09-04 13:33:06,946 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1666554344] [2020-09-04 13:33:06,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-04 13:33:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:07,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 7 conjunts are in the unsatisfiable core [2020-09-04 13:33:07,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 13:33:07,169 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 13:33:07,170 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-09-04 13:33:07,171 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2020-09-04 13:33:07,171 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589541439] [2020-09-04 13:33:07,180 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-04 13:33:07,181 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 13:33:07,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-04 13:33:07,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 13:33:07,183 INFO L87 Difference]: Start difference. First operand 697 states and 978 transitions. Second operand 3 states. [2020-09-04 13:33:07,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 13:33:07,816 INFO L93 Difference]: Finished difference Result 1936 states and 2760 transitions. [2020-09-04 13:33:07,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-04 13:33:07,817 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 97 [2020-09-04 13:33:07,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 13:33:07,825 INFO L225 Difference]: With dead ends: 1936 [2020-09-04 13:33:07,826 INFO L226 Difference]: Without dead ends: 1245 [2020-09-04 13:33:07,828 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 13:33:07,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1245 states. [2020-09-04 13:33:07,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1245 to 1245. [2020-09-04 13:33:07,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1245 states. [2020-09-04 13:33:07,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 1245 states and 1622 transitions. [2020-09-04 13:33:07,881 INFO L78 Accepts]: Start accepts. Automaton has 1245 states and 1622 transitions. Word has length 97 [2020-09-04 13:33:07,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 13:33:07,882 INFO L479 AbstractCegarLoop]: Abstraction has 1245 states and 1622 transitions. [2020-09-04 13:33:07,882 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-04 13:33:07,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1622 transitions. [2020-09-04 13:33:07,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-09-04 13:33:07,888 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 13:33:07,888 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 13:33:08,103 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-09-04 13:33:08,104 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 13:33:08,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 13:33:08,104 INFO L82 PathProgramCache]: Analyzing trace with hash 1420356985, now seen corresponding path program 1 times [2020-09-04 13:33:08,104 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 13:33:08,105 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099377979] [2020-09-04 13:33:08,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 13:33:08,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:08,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 13:33:08,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:08,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-09-04 13:33:08,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:08,429 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 13:33:08,430 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099377979] [2020-09-04 13:33:08,430 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 13:33:08,431 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-04 13:33:08,431 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968479553] [2020-09-04 13:33:08,432 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-04 13:33:08,433 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 13:33:08,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-04 13:33:08,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-09-04 13:33:08,434 INFO L87 Difference]: Start difference. First operand 1245 states and 1622 transitions. Second operand 8 states. [2020-09-04 13:33:10,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 13:33:10,477 INFO L93 Difference]: Finished difference Result 2784 states and 3700 transitions. [2020-09-04 13:33:10,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 13:33:10,478 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 98 [2020-09-04 13:33:10,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 13:33:10,490 INFO L225 Difference]: With dead ends: 2784 [2020-09-04 13:33:10,490 INFO L226 Difference]: Without dead ends: 1545 [2020-09-04 13:33:10,494 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2020-09-04 13:33:10,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1545 states. [2020-09-04 13:33:10,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1545 to 1390. [2020-09-04 13:33:10,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1390 states. [2020-09-04 13:33:10,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1390 states and 1790 transitions. [2020-09-04 13:33:10,547 INFO L78 Accepts]: Start accepts. Automaton has 1390 states and 1790 transitions. Word has length 98 [2020-09-04 13:33:10,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 13:33:10,548 INFO L479 AbstractCegarLoop]: Abstraction has 1390 states and 1790 transitions. [2020-09-04 13:33:10,548 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-04 13:33:10,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1790 transitions. [2020-09-04 13:33:10,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-09-04 13:33:10,551 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 13:33:10,552 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2020-09-04 13:33:10,552 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 13:33:10,552 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 13:33:10,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 13:33:10,553 INFO L82 PathProgramCache]: Analyzing trace with hash -579647982, now seen corresponding path program 1 times [2020-09-04 13:33:10,553 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 13:33:10,553 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065764066] [2020-09-04 13:33:10,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 13:33:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:10,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 13:33:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:10,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-09-04 13:33:10,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:10,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-09-04 13:33:10,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:10,738 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-04 13:33:10,739 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065764066] [2020-09-04 13:33:10,739 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [183030769] [2020-09-04 13:33:10,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-04 13:33:10,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:10,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 10 conjunts are in the unsatisfiable core [2020-09-04 13:33:10,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 13:33:10,912 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 6, 1] term [2020-09-04 13:33:10,912 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-09-04 13:33:10,967 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 13:33:10,967 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-04 13:33:10,967 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-09-04 13:33:10,968 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468817971] [2020-09-04 13:33:10,969 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 13:33:10,969 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 13:33:10,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 13:33:10,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-09-04 13:33:10,970 INFO L87 Difference]: Start difference. First operand 1390 states and 1790 transitions. Second operand 10 states. [2020-09-04 13:33:13,038 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 64 [2020-09-04 13:33:16,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 13:33:16,375 INFO L93 Difference]: Finished difference Result 3735 states and 4853 transitions. [2020-09-04 13:33:16,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-04 13:33:16,375 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 109 [2020-09-04 13:33:16,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 13:33:16,385 INFO L225 Difference]: With dead ends: 3735 [2020-09-04 13:33:16,386 INFO L226 Difference]: Without dead ends: 2067 [2020-09-04 13:33:16,391 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=127, Invalid=379, Unknown=0, NotChecked=0, Total=506 [2020-09-04 13:33:16,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2067 states. [2020-09-04 13:33:16,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2067 to 842. [2020-09-04 13:33:16,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 842 states. [2020-09-04 13:33:16,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 842 states and 963 transitions. [2020-09-04 13:33:16,442 INFO L78 Accepts]: Start accepts. Automaton has 842 states and 963 transitions. Word has length 109 [2020-09-04 13:33:16,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 13:33:16,443 INFO L479 AbstractCegarLoop]: Abstraction has 842 states and 963 transitions. [2020-09-04 13:33:16,443 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 13:33:16,443 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 963 transitions. [2020-09-04 13:33:16,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-09-04 13:33:16,450 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 13:33:16,450 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 13:33:16,665 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 13:33:16,666 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 13:33:16,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 13:33:16,667 INFO L82 PathProgramCache]: Analyzing trace with hash 753402114, now seen corresponding path program 1 times [2020-09-04 13:33:16,667 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 13:33:16,667 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758547434] [2020-09-04 13:33:16,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 13:33:16,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:16,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 13:33:16,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:16,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-09-04 13:33:16,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:16,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-04 13:33:16,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:16,939 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 34 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-04 13:33:16,940 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758547434] [2020-09-04 13:33:16,940 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [884541338] [2020-09-04 13:33:16,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-04 13:33:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:17,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 40 conjunts are in the unsatisfiable core [2020-09-04 13:33:17,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 13:33:17,135 INFO L603 QuantifierPusher]: Distributing 4 conjuncts over 2 disjuncts [2020-09-04 13:33:17,194 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-09-04 13:33:17,194 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-09-04 13:33:17,194 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2020-09-04 13:33:17,195 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001061667] [2020-09-04 13:33:17,195 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-09-04 13:33:17,195 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 13:33:17,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-09-04 13:33:17,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-09-04 13:33:17,196 INFO L87 Difference]: Start difference. First operand 842 states and 963 transitions. Second operand 6 states. [2020-09-04 13:33:18,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 13:33:18,408 INFO L93 Difference]: Finished difference Result 1958 states and 2261 transitions. [2020-09-04 13:33:18,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 13:33:18,408 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 117 [2020-09-04 13:33:18,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 13:33:18,414 INFO L225 Difference]: With dead ends: 1958 [2020-09-04 13:33:18,415 INFO L226 Difference]: Without dead ends: 1122 [2020-09-04 13:33:18,417 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 117 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-09-04 13:33:18,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1122 states. [2020-09-04 13:33:18,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1122 to 1114. [2020-09-04 13:33:18,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1114 states. [2020-09-04 13:33:18,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 1114 states and 1251 transitions. [2020-09-04 13:33:18,447 INFO L78 Accepts]: Start accepts. Automaton has 1114 states and 1251 transitions. Word has length 117 [2020-09-04 13:33:18,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 13:33:18,448 INFO L479 AbstractCegarLoop]: Abstraction has 1114 states and 1251 transitions. [2020-09-04 13:33:18,448 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-09-04 13:33:18,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 1251 transitions. [2020-09-04 13:33:18,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-09-04 13:33:18,451 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 13:33:18,451 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 13:33:18,664 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 13:33:18,665 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 13:33:18,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 13:33:18,666 INFO L82 PathProgramCache]: Analyzing trace with hash -472512249, now seen corresponding path program 1 times [2020-09-04 13:33:18,666 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 13:33:18,667 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146350622] [2020-09-04 13:33:18,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 13:33:18,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:18,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 13:33:18,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:18,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-09-04 13:33:18,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:18,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 13:33:18,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:18,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-09-04 13:33:18,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:19,016 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 50 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-09-04 13:33:19,016 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146350622] [2020-09-04 13:33:19,017 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [185233235] [2020-09-04 13:33:19,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-04 13:33:19,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:19,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 10 conjunts are in the unsatisfiable core [2020-09-04 13:33:19,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 13:33:19,237 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 1] term [2020-09-04 13:33:19,237 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-09-04 13:33:19,332 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 46 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-09-04 13:33:19,333 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-04 13:33:19,333 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2020-09-04 13:33:19,334 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904059129] [2020-09-04 13:33:19,335 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 13:33:19,335 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 13:33:19,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 13:33:19,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-09-04 13:33:19,336 INFO L87 Difference]: Start difference. First operand 1114 states and 1251 transitions. Second operand 11 states. [2020-09-04 13:33:20,549 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2020-09-04 13:33:21,812 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2020-09-04 13:33:23,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 13:33:23,139 INFO L93 Difference]: Finished difference Result 3241 states and 3774 transitions. [2020-09-04 13:33:23,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-09-04 13:33:23,141 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 125 [2020-09-04 13:33:23,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 13:33:23,156 INFO L225 Difference]: With dead ends: 3241 [2020-09-04 13:33:23,156 INFO L226 Difference]: Without dead ends: 2131 [2020-09-04 13:33:23,167 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 137 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 374 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=280, Invalid=1202, Unknown=0, NotChecked=0, Total=1482 [2020-09-04 13:33:23,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2131 states. [2020-09-04 13:33:23,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2131 to 1829. [2020-09-04 13:33:23,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1829 states. [2020-09-04 13:33:23,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1829 states and 2037 transitions. [2020-09-04 13:33:23,222 INFO L78 Accepts]: Start accepts. Automaton has 1829 states and 2037 transitions. Word has length 125 [2020-09-04 13:33:23,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 13:33:23,224 INFO L479 AbstractCegarLoop]: Abstraction has 1829 states and 2037 transitions. [2020-09-04 13:33:23,224 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 13:33:23,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 2037 transitions. [2020-09-04 13:33:23,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2020-09-04 13:33:23,230 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 13:33:23,230 INFO L422 BasicCegarLoop]: trace histogram [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, 3, 3, 3, 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] [2020-09-04 13:33:23,444 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 13:33:23,444 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 13:33:23,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 13:33:23,445 INFO L82 PathProgramCache]: Analyzing trace with hash -1548720193, now seen corresponding path program 1 times [2020-09-04 13:33:23,445 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 13:33:23,446 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900838623] [2020-09-04 13:33:23,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 13:33:23,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:23,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 13:33:23,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:23,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-09-04 13:33:23,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:23,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-04 13:33:23,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:23,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-09-04 13:33:23,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:23,867 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 110 proven. 3 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-09-04 13:33:23,868 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900838623] [2020-09-04 13:33:23,869 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [290027559] [2020-09-04 13:33:23,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-04 13:33:23,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:23,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 536 conjuncts, 8 conjunts are in the unsatisfiable core [2020-09-04 13:33:23,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 13:33:24,106 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 15 proven. 100 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2020-09-04 13:33:24,106 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-04 13:33:24,107 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 7 [2020-09-04 13:33:24,107 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526847810] [2020-09-04 13:33:24,108 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 13:33:24,108 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 13:33:24,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 13:33:24,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-09-04 13:33:24,109 INFO L87 Difference]: Start difference. First operand 1829 states and 2037 transitions. Second operand 7 states. [2020-09-04 13:33:26,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 13:33:26,566 INFO L93 Difference]: Finished difference Result 4540 states and 5217 transitions. [2020-09-04 13:33:26,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-09-04 13:33:26,567 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 202 [2020-09-04 13:33:26,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 13:33:26,580 INFO L225 Difference]: With dead ends: 4540 [2020-09-04 13:33:26,580 INFO L226 Difference]: Without dead ends: 2572 [2020-09-04 13:33:26,586 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2020-09-04 13:33:26,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2572 states. [2020-09-04 13:33:26,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2572 to 2526. [2020-09-04 13:33:26,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2526 states. [2020-09-04 13:33:26,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 2526 states and 2728 transitions. [2020-09-04 13:33:26,671 INFO L78 Accepts]: Start accepts. Automaton has 2526 states and 2728 transitions. Word has length 202 [2020-09-04 13:33:26,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 13:33:26,673 INFO L479 AbstractCegarLoop]: Abstraction has 2526 states and 2728 transitions. [2020-09-04 13:33:26,673 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 13:33:26,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2526 states and 2728 transitions. [2020-09-04 13:33:26,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2020-09-04 13:33:26,678 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 13:33:26,679 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2020-09-04 13:33:26,892 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 13:33:26,892 INFO L427 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 13:33:26,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 13:33:26,893 INFO L82 PathProgramCache]: Analyzing trace with hash 1898521026, now seen corresponding path program 1 times [2020-09-04 13:33:26,893 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 13:33:26,893 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056493613] [2020-09-04 13:33:26,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 13:33:26,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:27,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 13:33:27,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:27,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-09-04 13:33:27,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:27,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-09-04 13:33:27,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:27,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-04 13:33:27,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:27,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-09-04 13:33:27,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:27,205 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 151 proven. 21 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-09-04 13:33:27,206 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056493613] [2020-09-04 13:33:27,206 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2039674103] [2020-09-04 13:33:27,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-04 13:33:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:33:27,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 591 conjuncts, 4 conjunts are in the unsatisfiable core [2020-09-04 13:33:27,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 13:33:27,486 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 173 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-09-04 13:33:27,487 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-04 13:33:27,487 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-09-04 13:33:27,488 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346585435] [2020-09-04 13:33:27,488 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 13:33:27,489 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 13:33:27,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 13:33:27,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-09-04 13:33:27,489 INFO L87 Difference]: Start difference. First operand 2526 states and 2728 transitions. Second operand 10 states. [2020-09-04 13:33:29,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 13:33:29,091 INFO L93 Difference]: Finished difference Result 5072 states and 5486 transitions. [2020-09-04 13:33:29,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-09-04 13:33:29,091 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 203 [2020-09-04 13:33:29,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 13:33:29,102 INFO L225 Difference]: With dead ends: 5072 [2020-09-04 13:33:29,102 INFO L226 Difference]: Without dead ends: 2687 [2020-09-04 13:33:29,108 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2020-09-04 13:33:29,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2687 states. [2020-09-04 13:33:29,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2687 to 2669. [2020-09-04 13:33:29,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2669 states. [2020-09-04 13:33:29,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2669 states to 2669 states and 2858 transitions. [2020-09-04 13:33:29,168 INFO L78 Accepts]: Start accepts. Automaton has 2669 states and 2858 transitions. Word has length 203 [2020-09-04 13:33:29,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 13:33:29,169 INFO L479 AbstractCegarLoop]: Abstraction has 2669 states and 2858 transitions. [2020-09-04 13:33:29,169 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 13:33:29,169 INFO L276 IsEmpty]: Start isEmpty. Operand 2669 states and 2858 transitions. [2020-09-04 13:33:29,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2020-09-04 13:33:29,176 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 13:33:29,176 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 13:33:29,389 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 13:33:29,389 INFO L427 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 13:33:29,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 13:33:29,390 INFO L82 PathProgramCache]: Analyzing trace with hash 1888187350, now seen corresponding path program 1 times [2020-09-04 13:33:29,390 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 13:33:29,390 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033633402] [2020-09-04 13:33:29,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 13:33:29,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-04 13:33:29,476 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-04 13:33:29,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-04 13:33:29,557 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-04 13:33:29,641 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-09-04 13:33:29,643 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-04 13:33:29,644 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-04 13:33:29,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.09 01:33:29 BoogieIcfgContainer [2020-09-04 13:33:29,880 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-04 13:33:29,884 INFO L168 Benchmark]: Toolchain (without parser) took 30544.85 ms. Allocated memory was 142.1 MB in the beginning and 519.0 MB in the end (delta: 377.0 MB). Free memory was 103.7 MB in the beginning and 174.1 MB in the end (delta: -70.4 MB). Peak memory consumption was 306.5 MB. Max. memory is 7.1 GB. [2020-09-04 13:33:29,884 INFO L168 Benchmark]: CDTParser took 0.54 ms. Allocated memory is still 142.1 MB. Free memory was 123.6 MB in the beginning and 123.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-04 13:33:29,887 INFO L168 Benchmark]: CACSL2BoogieTranslator took 860.79 ms. Allocated memory was 142.1 MB in the beginning and 207.1 MB in the end (delta: 65.0 MB). Free memory was 103.5 MB in the beginning and 173.5 MB in the end (delta: -70.0 MB). Peak memory consumption was 35.4 MB. Max. memory is 7.1 GB. [2020-09-04 13:33:29,891 INFO L168 Benchmark]: Boogie Preprocessor took 126.03 ms. Allocated memory is still 207.1 MB. Free memory was 173.5 MB in the beginning and 168.1 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. [2020-09-04 13:33:29,892 INFO L168 Benchmark]: RCFGBuilder took 1293.55 ms. Allocated memory was 207.1 MB in the beginning and 239.6 MB in the end (delta: 32.5 MB). Free memory was 168.1 MB in the beginning and 179.0 MB in the end (delta: -10.9 MB). Peak memory consumption was 78.4 MB. Max. memory is 7.1 GB. [2020-09-04 13:33:29,892 INFO L168 Benchmark]: TraceAbstraction took 28258.88 ms. Allocated memory was 239.6 MB in the beginning and 519.0 MB in the end (delta: 279.4 MB). Free memory was 177.6 MB in the beginning and 174.1 MB in the end (delta: 3.4 MB). Peak memory consumption was 282.9 MB. Max. memory is 7.1 GB. [2020-09-04 13:33:29,897 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 ms. Allocated memory is still 142.1 MB. Free memory was 123.6 MB in the beginning and 123.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 860.79 ms. Allocated memory was 142.1 MB in the beginning and 207.1 MB in the end (delta: 65.0 MB). Free memory was 103.5 MB in the beginning and 173.5 MB in the end (delta: -70.0 MB). Peak memory consumption was 35.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 126.03 ms. Allocated memory is still 207.1 MB. Free memory was 173.5 MB in the beginning and 168.1 MB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1293.55 ms. Allocated memory was 207.1 MB in the beginning and 239.6 MB in the end (delta: 32.5 MB). Free memory was 168.1 MB in the beginning and 179.0 MB in the end (delta: -10.9 MB). Peak memory consumption was 78.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 28258.88 ms. Allocated memory was 239.6 MB in the beginning and 519.0 MB in the end (delta: 279.4 MB). Free memory was 177.6 MB in the beginning and 174.1 MB in the end (delta: 3.4 MB). Peak memory consumption was 282.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 416]: 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)=41, \old(a12)=37, \old(a16)=35, \old(a17)=29, \old(a20)=30, \old(a21)=34, \old(a7)=38, \old(a8)=45, \old(b)=31, \old(c)=32, \old(d)=40, \old(e)=28, \old(f)=39, \old(u)=43, \old(v)=27, \old(w)=42, \old(x)=33, \old(y)=44, \old(z)=36, 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=3, 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)=3, 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)=3, 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=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)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, 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=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)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, 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=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)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, 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=3, u=21, v=22, w=23, x=24, y=25, z=26] [L54] COND TRUE (((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)) [L55] a7 = 0 [L56] a20 = 1 [L57] a21 = 1 [L58] a16 = 4 [L59] a17 = 1 [L60] a8 = 13 [L61] return -1; VAL [\old(a16)=6, \old(a17)=0, \old(a20)=0, \old(a21)=1, \old(a7)=0, \old(a8)=15, \old(input)=3, \result=-1, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, 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] [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=1, a20=1, a21=1, a7=0, a8=13, 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=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, output=-1, u=21, v=22, w=23, x=24, y=25, z=26] [L591] CALL calculate_output(input) VAL [\old(a16)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, u=21, v=22, w=23, x=24, y=25, z=26] [L406] COND FALSE !(((((((!(a17==1)&&(a7==1))&&!(a20==1))&&(a8==15))&&(a12==8))&&(a16==5))&&(a21==1))) VAL [\old(a16)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, u=21, v=22, w=23, x=24, y=25, z=26] [L409] COND FALSE !(((((((!(a17==1)&&!(a7==1))&&!(a20==1))&&(a8==14))&&(a12==8))&&(a16==5))&&(a21==1))) VAL [\old(a16)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, u=21, v=22, w=23, x=24, y=25, z=26] [L412] COND FALSE !(((((((!(a17==1)&&!(a7==1))&&(a20==1))&&(a8==14))&&(a12==8))&&(a16==4))&&(a21==1))) VAL [\old(a16)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, u=21, v=22, w=23, x=24, y=25, z=26] [L415] COND TRUE (((((((a17==1)&&!(a7==1))&&(a20==1))&&(a8==13))&&(a12==8))&&(a16==4))&&(a21==1)) VAL [\old(a16)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, u=21, v=22, w=23, x=24, y=25, z=26] [L416] __VERIFIER_error() VAL [\old(a16)=4, \old(a17)=1, \old(a20)=1, \old(a21)=1, \old(a7)=0, \old(a8)=13, \old(input)=2, a=1, a12=8, a16=4, a17=1, a20=1, a21=1, a7=0, a8=13, b=2, c=3, d=4, e=5, f=6, input=2, 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. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 27.9s, OverallIterations: 10, TraceHistogramMax: 5, AutomataDifference: 21.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 498 SDtfs, 5862 SDslu, 526 SDs, 0 SdLazy, 11189 SolverSat, 1669 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1045 GetRequests, 917 SyntacticMatches, 2 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 530 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2669occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 9 MinimizatonAttempts, 1782 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 2211 NumberOfCodeBlocks, 2211 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1971 ConstructedInterpolants, 0 QuantifiedInterpolants, 751585 SizeOfPredicates, 13 NumberOfNonLiveVariables, 2712 ConjunctsInSsa, 79 ConjunctsInUnsatCore, 15 InterpolantComputations, 5 PerfectInterpolantSequences, 901/1040 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...