java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label43_false-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 10:51:13,082 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 10:51:13,084 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 10:51:13,097 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 10:51:13,097 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 10:51:13,098 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 10:51:13,102 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 10:51:13,105 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 10:51:13,106 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 10:51:13,108 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 10:51:13,109 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 10:51:13,109 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 10:51:13,112 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 10:51:13,114 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 10:51:13,116 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 10:51:13,117 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 10:51:13,117 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 10:51:13,127 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 10:51:13,130 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 10:51:13,132 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 10:51:13,132 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 10:51:13,136 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 10:51:13,141 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-07 10:51:13,141 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-07 10:51:13,141 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-07 10:51:13,142 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-07 10:51:13,143 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-07 10:51:13,145 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-07 10:51:13,146 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-07 10:51:13,147 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-07 10:51:13,149 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-07 10:51:13,150 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-11-07 10:51:13,152 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT.epf [2018-11-07 10:51:13,174 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 10:51:13,174 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 10:51:13,176 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 10:51:13,176 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 10:51:13,176 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 10:51:13,176 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 10:51:13,177 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 10:51:13,177 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-07 10:51:13,177 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 10:51:13,177 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 10:51:13,177 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 10:51:13,178 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 10:51:13,178 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 10:51:13,179 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 10:51:13,179 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 10:51:13,179 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 10:51:13,179 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 10:51:13,179 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 10:51:13,179 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 10:51:13,180 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 10:51:13,180 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 10:51:13,180 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 10:51:13,180 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 10:51:13,180 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 10:51:13,181 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 10:51:13,181 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 10:51:13,181 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 10:51:13,181 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 10:51:13,181 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 10:51:13,182 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 10:51:13,182 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 10:51:13,182 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 10:51:13,182 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 10:51:13,182 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 10:51:13,235 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 10:51:13,250 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 10:51:13,254 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 10:51:13,256 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 10:51:13,256 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 10:51:13,258 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label43_false-unreach-call_false-termination.c [2018-11-07 10:51:13,329 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d921ec00c/f828295e48294cb9be6b2f292bd5c78c/FLAG51a646dcd [2018-11-07 10:51:13,876 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 10:51:13,879 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label43_false-unreach-call_false-termination.c [2018-11-07 10:51:13,891 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d921ec00c/f828295e48294cb9be6b2f292bd5c78c/FLAG51a646dcd [2018-11-07 10:51:13,906 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d921ec00c/f828295e48294cb9be6b2f292bd5c78c [2018-11-07 10:51:13,917 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 10:51:13,918 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 10:51:13,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 10:51:13,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 10:51:13,923 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 10:51:13,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:51:13" (1/1) ... [2018-11-07 10:51:13,927 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e93219 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:13, skipping insertion in model container [2018-11-07 10:51:13,927 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:51:13" (1/1) ... [2018-11-07 10:51:13,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 10:51:13,990 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 10:51:14,380 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 10:51:14,385 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 10:51:14,522 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 10:51:14,540 INFO L193 MainTranslator]: Completed translation [2018-11-07 10:51:14,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:14 WrapperNode [2018-11-07 10:51:14,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 10:51:14,542 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 10:51:14,542 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 10:51:14,542 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 10:51:14,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:14" (1/1) ... [2018-11-07 10:51:14,657 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:14" (1/1) ... [2018-11-07 10:51:14,666 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 10:51:14,666 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 10:51:14,666 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 10:51:14,666 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 10:51:14,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:14" (1/1) ... [2018-11-07 10:51:14,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:14" (1/1) ... [2018-11-07 10:51:14,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:14" (1/1) ... [2018-11-07 10:51:14,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:14" (1/1) ... [2018-11-07 10:51:14,729 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:14" (1/1) ... [2018-11-07 10:51:14,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:14" (1/1) ... [2018-11-07 10:51:14,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:14" (1/1) ... [2018-11-07 10:51:14,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 10:51:14,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 10:51:14,761 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 10:51:14,761 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 10:51:14,762 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 10:51:14,828 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 10:51:14,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 10:51:14,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 10:51:14,828 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 10:51:14,829 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 10:51:14,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 10:51:14,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 10:51:14,829 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 10:51:14,829 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 10:51:18,000 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 10:51:18,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:51:18 BoogieIcfgContainer [2018-11-07 10:51:18,001 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 10:51:18,007 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 10:51:18,007 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 10:51:18,012 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 10:51:18,013 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 10:51:13" (1/3) ... [2018-11-07 10:51:18,014 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a14c397 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:51:18, skipping insertion in model container [2018-11-07 10:51:18,014 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:51:14" (2/3) ... [2018-11-07 10:51:18,014 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a14c397 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 10:51:18, skipping insertion in model container [2018-11-07 10:51:18,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:51:18" (3/3) ... [2018-11-07 10:51:18,018 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label43_false-unreach-call_false-termination.c [2018-11-07 10:51:18,029 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 10:51:18,039 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 10:51:18,060 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 10:51:18,101 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 10:51:18,102 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 10:51:18,102 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 10:51:18,102 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 10:51:18,102 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 10:51:18,103 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 10:51:18,103 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 10:51:18,103 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 10:51:18,130 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-11-07 10:51:18,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-07 10:51:18,142 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 10:51:18,143 INFO L375 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, 1, 1, 1, 1, 1, 1] [2018-11-07 10:51:18,146 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 10:51:18,152 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 10:51:18,152 INFO L82 PathProgramCache]: Analyzing trace with hash -66400536, now seen corresponding path program 1 times [2018-11-07 10:51:18,154 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 10:51:18,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 10:51:18,206 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 10:51:18,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 10:51:18,206 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 10:51:18,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 10:51:18,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 10:51:18,767 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 10:51:18,768 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 10:51:18,768 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 10:51:18,774 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 10:51:18,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 10:51:18,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 10:51:18,796 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-11-07 10:51:20,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 10:51:20,365 INFO L93 Difference]: Finished difference Result 627 states and 1072 transitions. [2018-11-07 10:51:20,367 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 10:51:20,368 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2018-11-07 10:51:20,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 10:51:20,387 INFO L225 Difference]: With dead ends: 627 [2018-11-07 10:51:20,388 INFO L226 Difference]: Without dead ends: 388 [2018-11-07 10:51:20,395 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 10:51:20,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2018-11-07 10:51:20,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 383. [2018-11-07 10:51:20,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 383 states. [2018-11-07 10:51:20,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 383 states and 619 transitions. [2018-11-07 10:51:20,494 INFO L78 Accepts]: Start accepts. Automaton has 383 states and 619 transitions. Word has length 92 [2018-11-07 10:51:20,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 10:51:20,495 INFO L480 AbstractCegarLoop]: Abstraction has 383 states and 619 transitions. [2018-11-07 10:51:20,495 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 10:51:20,495 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 619 transitions. [2018-11-07 10:51:20,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-07 10:51:20,506 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 10:51:20,506 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 10:51:20,507 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 10:51:20,507 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 10:51:20,508 INFO L82 PathProgramCache]: Analyzing trace with hash -1225678731, now seen corresponding path program 1 times [2018-11-07 10:51:20,511 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 10:51:20,512 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 10:51:20,513 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 10:51:20,513 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 10:51:20,513 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 10:51:20,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 10:51:20,825 WARN L179 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 9 [2018-11-07 10:51:20,883 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 10:51:20,883 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 10:51:20,884 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 10:51:20,884 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 10:51:20,886 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 10:51:20,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 10:51:20,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-07 10:51:20,887 INFO L87 Difference]: Start difference. First operand 383 states and 619 transitions. Second operand 6 states. [2018-11-07 10:51:24,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 10:51:24,269 INFO L93 Difference]: Finished difference Result 1497 states and 2584 transitions. [2018-11-07 10:51:24,271 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-07 10:51:24,271 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 101 [2018-11-07 10:51:24,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 10:51:24,290 INFO L225 Difference]: With dead ends: 1497 [2018-11-07 10:51:24,290 INFO L226 Difference]: Without dead ends: 1120 [2018-11-07 10:51:24,297 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2018-11-07 10:51:24,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1120 states. [2018-11-07 10:51:24,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1120 to 1106. [2018-11-07 10:51:24,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1106 states. [2018-11-07 10:51:24,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 1106 states and 1606 transitions. [2018-11-07 10:51:24,405 INFO L78 Accepts]: Start accepts. Automaton has 1106 states and 1606 transitions. Word has length 101 [2018-11-07 10:51:24,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 10:51:24,405 INFO L480 AbstractCegarLoop]: Abstraction has 1106 states and 1606 transitions. [2018-11-07 10:51:24,405 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 10:51:24,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1606 transitions. [2018-11-07 10:51:24,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-07 10:51:24,413 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 10:51:24,413 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 10:51:24,413 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 10:51:24,414 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 10:51:24,414 INFO L82 PathProgramCache]: Analyzing trace with hash -619893462, now seen corresponding path program 1 times [2018-11-07 10:51:24,414 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 10:51:24,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 10:51:24,416 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 10:51:24,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 10:51:24,416 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 10:51:24,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 10:51:24,763 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 10:51:24,764 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 10:51:24,764 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 10:51:24,765 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 120 with the following transitions: [2018-11-07 10:51:24,768 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [53], [64], [68], [72], [76], [80], [84], [88], [91], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [407], [409], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 10:51:24,823 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 10:51:24,824 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 10:51:25,587 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 10:51:25,588 INFO L272 AbstractInterpreter]: Visited 92 different actions 92 times. Never merged. Never widened. Never found a fixpoint. Largest state had 38 variables. [2018-11-07 10:51:25,617 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 10:51:25,617 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 10:51:26,135 INFO L227 lantSequenceWeakener]: Weakened 103 states. On average, predicates are now at 80.68% of their original sizes. [2018-11-07 10:51:26,135 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 10:51:27,391 INFO L415 sIntCurrentIteration]: We unified 118 AI predicates to 118 [2018-11-07 10:51:27,391 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 10:51:27,392 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 10:51:27,392 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [7] total 19 [2018-11-07 10:51:27,392 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 10:51:27,393 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-07 10:51:27,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-07 10:51:27,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2018-11-07 10:51:27,394 INFO L87 Difference]: Start difference. First operand 1106 states and 1606 transitions. Second operand 14 states. [2018-11-07 10:51:42,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 10:51:42,954 INFO L93 Difference]: Finished difference Result 2506 states and 3585 transitions. [2018-11-07 10:51:42,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-11-07 10:51:42,954 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 119 [2018-11-07 10:51:42,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 10:51:42,962 INFO L225 Difference]: With dead ends: 2506 [2018-11-07 10:51:42,962 INFO L226 Difference]: Without dead ends: 1406 [2018-11-07 10:51:42,967 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 131 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=193, Invalid=509, Unknown=0, NotChecked=0, Total=702 [2018-11-07 10:51:42,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1406 states. [2018-11-07 10:51:43,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1406 to 1253. [2018-11-07 10:51:43,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1253 states. [2018-11-07 10:51:43,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1253 states and 1763 transitions. [2018-11-07 10:51:43,009 INFO L78 Accepts]: Start accepts. Automaton has 1253 states and 1763 transitions. Word has length 119 [2018-11-07 10:51:43,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 10:51:43,009 INFO L480 AbstractCegarLoop]: Abstraction has 1253 states and 1763 transitions. [2018-11-07 10:51:43,009 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-07 10:51:43,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1763 transitions. [2018-11-07 10:51:43,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-07 10:51:43,014 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 10:51:43,014 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 10:51:43,014 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 10:51:43,015 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 10:51:43,015 INFO L82 PathProgramCache]: Analyzing trace with hash -1340443610, now seen corresponding path program 1 times [2018-11-07 10:51:43,015 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 10:51:43,016 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 10:51:43,016 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 10:51:43,017 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 10:51:43,017 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 10:51:43,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 10:51:43,155 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 39 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 10:51:43,156 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 10:51:43,156 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 10:51:43,156 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 128 with the following transitions: [2018-11-07 10:51:43,156 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [25], [26], [30], [34], [38], [42], [45], [50], [52], [53], [64], [68], [72], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [152], [156], [160], [171], [175], [179], [183], [187], [191], [195], [199], [210], [214], [218], [222], [233], [237], [241], [245], [249], [253], [257], [268], [272], [283], [287], [298], [309], [313], [317], [321], [325], [329], [333], [344], [348], [352], [356], [360], [364], [368], [372], [379], [387], [395], [403], [407], [409], [863], [867], [871], [877], [881], [883], [888], [889], [890], [892], [893] [2018-11-07 10:51:43,161 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 10:51:43,162 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 10:51:43,453 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 10:51:43,454 INFO L272 AbstractInterpreter]: Visited 96 different actions 188 times. Merged at 5 different actions 7 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 38 variables. [2018-11-07 10:51:43,458 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 10:51:43,459 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 10:51:43,758 INFO L227 lantSequenceWeakener]: Weakened 36 states. On average, predicates are now at 79.76% of their original sizes. [2018-11-07 10:51:43,758 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 10:51:44,343 INFO L415 sIntCurrentIteration]: We unified 126 AI predicates to 126 [2018-11-07 10:51:44,343 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 10:51:44,343 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 10:51:44,343 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [6] total 22 [2018-11-07 10:51:44,344 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 10:51:44,344 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-07 10:51:44,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-07 10:51:44,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2018-11-07 10:51:44,345 INFO L87 Difference]: Start difference. First operand 1253 states and 1763 transitions. Second operand 18 states. [2018-11-07 10:52:02,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 10:52:02,755 INFO L93 Difference]: Finished difference Result 3263 states and 4847 transitions. [2018-11-07 10:52:02,755 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-07 10:52:02,755 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 127 [2018-11-07 10:52:02,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 10:52:02,765 INFO L225 Difference]: With dead ends: 3263 [2018-11-07 10:52:02,765 INFO L226 Difference]: Without dead ends: 2016 [2018-11-07 10:52:02,771 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 141 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 258 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=192, Invalid=864, Unknown=0, NotChecked=0, Total=1056 [2018-11-07 10:52:02,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2016 states. [2018-11-07 10:52:02,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2016 to 2006. [2018-11-07 10:52:02,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2006 states. [2018-11-07 10:52:02,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 2006 states and 2681 transitions. [2018-11-07 10:52:02,828 INFO L78 Accepts]: Start accepts. Automaton has 2006 states and 2681 transitions. Word has length 127 [2018-11-07 10:52:02,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 10:52:02,828 INFO L480 AbstractCegarLoop]: Abstraction has 2006 states and 2681 transitions. [2018-11-07 10:52:02,829 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-07 10:52:02,829 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 2681 transitions. [2018-11-07 10:52:02,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-07 10:52:02,833 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 10:52:02,833 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 10:52:02,834 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 10:52:02,834 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 10:52:02,834 INFO L82 PathProgramCache]: Analyzing trace with hash 587058819, now seen corresponding path program 1 times [2018-11-07 10:52:02,834 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 10:52:02,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 10:52:02,835 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 10:52:02,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 10:52:02,835 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 10:52:02,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-07 10:52:02,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-07 10:52:02,936 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-07 10:52:03,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 10:52:03 BoogieIcfgContainer [2018-11-07 10:52:03,062 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 10:52:03,065 INFO L168 Benchmark]: Toolchain (without parser) took 49148.17 ms. Allocated memory was 1.5 GB in the beginning and 3.2 GB in the end (delta: 1.7 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 566.7 MB. Max. memory is 7.1 GB. [2018-11-07 10:52:03,067 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-07 10:52:03,067 INFO L168 Benchmark]: CACSL2BoogieTranslator took 622.02 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-11-07 10:52:03,068 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.38 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 745.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -835.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 7.1 GB. [2018-11-07 10:52:03,069 INFO L168 Benchmark]: Boogie Preprocessor took 93.94 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-07 10:52:03,070 INFO L168 Benchmark]: RCFGBuilder took 3240.29 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 106.5 MB). Peak memory consumption was 106.5 MB. Max. memory is 7.1 GB. [2018-11-07 10:52:03,070 INFO L168 Benchmark]: TraceAbstraction took 45055.70 ms. Allocated memory was 2.3 GB in the beginning and 3.2 GB in the end (delta: 911.2 MB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -392.7 MB). Peak memory consumption was 518.5 MB. Max. memory is 7.1 GB. [2018-11-07 10:52:03,076 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 622.02 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 124.38 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 745.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -835.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 93.94 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3240.29 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 106.5 MB). Peak memory consumption was 106.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 45055.70 ms. Allocated memory was 2.3 GB in the beginning and 3.2 GB in the end (delta: 911.2 MB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -392.7 MB). Peak memory consumption was 518.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 427]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L7] int a= 1; [L8] int e= 5; [L9] int d= 4; [L10] int f= 6; [L11] int c= 3; [L14] int u = 21; [L15] int v = 22; [L16] int w = 23; [L17] int x = 24; [L18] int y = 25; [L19] int z = 26; [L22] int a25 = 0; [L23] int a11 = 0; [L24] int a28 = 7; [L25] int a19 = 1; [L26] int a21 = 1; [L27] int a17 = 8; VAL [\old(a)=24, \old(a11)=27, \old(a17)=14, \old(a19)=15, \old(a21)=18, \old(a25)=20, \old(a28)=28, \old(c)=16, \old(d)=22, \old(e)=13, \old(f)=21, \old(u)=25, \old(v)=12, \old(w)=23, \old(x)=17, \old(y)=26, \old(z)=19, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L603] int output = -1; VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, output=-1, u=21, v=22, w=23, x=24, y=25, z=26] [L606] COND TRUE 1 [L609] int input; [L610] input = __VERIFIER_nondet_int() [L611] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, input=3, output=-1, u=21, v=22, w=23, x=24, y=25, z=26] [L614] CALL, EXPR calculate_output(input) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L30] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, 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 !(((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1)))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L38] COND FALSE !(((a21==1)&&((a19==1)&&((((((a25==1)||!(a25==1))&&(input==3))&&(a17==9))&&(a11==1))&&(a28==9))))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L42] COND FALSE !(((a28==9)&&(!(a19==1)&&((a21==1)&&((((input==4)&&!(a25==1))&&!(a11==1))&&(a17==8)))))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L47] COND FALSE !(((((a17==8)&&((((input==1)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a19==1)))&&(a21==1))&&(a28==10))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L50] COND FALSE !(((a19==1)&&(!(a25==1)&&((a21==1)&&((((input==1)&&(a17==8))&&!(a11==1))&&(a28==7)))))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, 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 !(((((!(a19==1)&&((input==1)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a25==1)&&(a28==8)))))&&(a21==1))&&(a17==8))&&!(a11==1))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L59] COND FALSE !(((a19==1)&&(((((input==1)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1)))))&&(a11==1))&&(a21==1))&&(a17==9)))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, 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 !(((a19==1)&&(((a17==8)&&(((input==6)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))&&!(a11==1)))&&(a21==1)))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L69] COND FALSE !((!(a11==1)&&((((a21==1)&&((input==1)&&(((a28==8)&&!(a25==1))||((a25==1)&&(a28==9)))))&&!(a19==1))&&(a17==8)))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L74] COND FALSE !((!(a19==1)&&(((((a17==8)&&((a25==1)&&(input==3)))&&(a28==10))&&!(a11==1))&&(a21==1)))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L82] COND FALSE !((((!(a19==1)&&((a21==1)&&((((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1))))&&(input==4))))&&!(a11==1))&&(a17==8))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L91] COND FALSE !(((a17==8)&&((a21==1)&&((a25==1)&&((a19==1)&&(!(a11==1)&&((a28==11)&&(input==3)))))))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L95] COND FALSE !(((a28==9)&&(((!(a19==1)&&(((input==3)&&!(a11==1))&&(a17==8)))&&!(a25==1))&&(a21==1)))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L99] COND FALSE !(((!(a11==1)&&(((a28==11)&&((a25==1)&&((input==1)&&(a19==1))))&&(a17==8)))&&(a21==1))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L106] COND FALSE !((((a11==1)&&((((((a25==1)&&(a28==8))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7))))&&(input==6))&&(a19==1))&&(a17==9)))&&(a21==1))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L113] COND FALSE !(((a17==8)&&((a21==1)&&(!(a11==1)&&(!(a19==1)&&(((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==3))))))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, 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)&&((a28==10)&&((input==1)&&(a25==1))))&&!(a11==1))&&(a17==8))&&!(a19==1))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L123] COND FALSE !((!(a11==1)&&(!(a19==1)&&(((a17==8)&&((input==6)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a28==8)&&(a25==1)))))&&(a21==1))))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L130] COND FALSE !(((((a17==8)&&(!(a19==1)&&(((input==6)&&(a21==1))&&!(a25==1))))&&!(a11==1))&&(a28==9))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L134] COND FALSE !((!(a11==1)&&((!(a25==1)&&(((a21==1)&&((input==1)&&(a19==1)))&&(a17==8)))&&(a28==11)))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L139] COND FALSE !((((a11==1)&&(((a19==1)&&((a21==1)&&(((a25==1)||!(a25==1))&&(input==4))))&&(a17==9)))&&(a28==9))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L143] COND FALSE !(((!(a11==1)&&((a28==9)&&(((!(a19==1)&&(input==5))&&!(a25==1))&&(a21==1))))&&(a17==8))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, 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 !(((!(a11==1)&&(((a17==8)&&(((((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))||((a28==8)&&(a25==1)))&&(input==3)))&&!(a19==1)))&&(a21==1))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L154] COND FALSE !(((a21==1)&&(!(a19==1)&&((((input==5)&&(((a28==8)&&(a25==1))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7)))))&&!(a11==1))&&(a17==8))))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L159] COND FALSE !((((a17==9)&&(((a28==8)&&(((input==1)&&(a19==1))&&!(a25==1)))&&(a11==1)))&&(a21==1))) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, a=1, a11=0, a17=8, a19=1, a21=1, a25=0, a28=7, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L165] COND TRUE (((a21==1)&&((a19==1)&&((a28==7)&&((a17==8)&&(!(a25==1)&&(input==3))))))&&!(a11==1)) [L166] a25 = 1 [L167] a28 = 9 [L168] RET return 26; VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, \old(input)=3, \result=26, a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L614] EXPR calculate_output(input) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, calculate_output(input)=26, d=4, e=5, f=6, input=3, output=-1, u=21, v=22, w=23, x=24, y=25, z=26] [L614] output = calculate_output(input) [L606] COND TRUE 1 [L609] int input; [L610] input = __VERIFIER_nondet_int() [L611] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=4, output=26, u=21, v=22, w=23, x=24, y=25, z=26] [L614] CALL, EXPR calculate_output(input) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=4, a=1, a11=0, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L30] COND TRUE (((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8)) [L31] a28 = 9 [L32] a11 = 1 [L33] a25 = 1 [L34] RET return -1; VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=4, \result=-1, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=4, u=21, v=22, w=23, x=24, y=25, z=26] [L614] EXPR calculate_output(input) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, calculate_output(input)=-1, d=4, e=5, f=6, input=4, output=26, u=21, v=22, w=23, x=24, y=25, z=26] [L614] output = calculate_output(input) [L606] COND TRUE 1 [L609] int input; [L610] input = __VERIFIER_nondet_int() [L611] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) VAL [\old(a11)=0, \old(a17)=8, \old(a19)=1, \old(a25)=0, \old(a28)=7, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, output=-1, u=21, v=22, w=23, x=24, y=25, z=26] [L614] CALL calculate_output(input) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, u=21, v=22, w=23, x=24, y=25, z=26] [L30] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, 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 !(((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1)))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L38] COND FALSE !(((a21==1)&&((a19==1)&&((((((a25==1)||!(a25==1))&&(input==3))&&(a17==9))&&(a11==1))&&(a28==9))))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L42] COND FALSE !(((a28==9)&&(!(a19==1)&&((a21==1)&&((((input==4)&&!(a25==1))&&!(a11==1))&&(a17==8)))))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L47] COND FALSE !(((((a17==8)&&((((input==1)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a19==1)))&&(a21==1))&&(a28==10))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L50] COND FALSE !(((a19==1)&&(!(a25==1)&&((a21==1)&&((((input==1)&&(a17==8))&&!(a11==1))&&(a28==7)))))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, 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 !(((((!(a19==1)&&((input==1)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a25==1)&&(a28==8)))))&&(a21==1))&&(a17==8))&&!(a11==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L59] COND FALSE !(((a19==1)&&(((((input==1)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1)))))&&(a11==1))&&(a21==1))&&(a17==9)))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, 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 !(((a19==1)&&(((a17==8)&&(((input==6)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))&&!(a11==1)))&&(a21==1)))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L69] COND FALSE !((!(a11==1)&&((((a21==1)&&((input==1)&&(((a28==8)&&!(a25==1))||((a25==1)&&(a28==9)))))&&!(a19==1))&&(a17==8)))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L74] COND FALSE !((!(a19==1)&&(((((a17==8)&&((a25==1)&&(input==3)))&&(a28==10))&&!(a11==1))&&(a21==1)))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L82] COND FALSE !((((!(a19==1)&&((a21==1)&&((((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1))))&&(input==4))))&&!(a11==1))&&(a17==8))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L91] COND FALSE !(((a17==8)&&((a21==1)&&((a25==1)&&((a19==1)&&(!(a11==1)&&((a28==11)&&(input==3)))))))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L95] COND FALSE !(((a28==9)&&(((!(a19==1)&&(((input==3)&&!(a11==1))&&(a17==8)))&&!(a25==1))&&(a21==1)))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L99] COND FALSE !(((!(a11==1)&&(((a28==11)&&((a25==1)&&((input==1)&&(a19==1))))&&(a17==8)))&&(a21==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L106] COND FALSE !((((a11==1)&&((((((a25==1)&&(a28==8))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7))))&&(input==6))&&(a19==1))&&(a17==9)))&&(a21==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L113] COND FALSE !(((a17==8)&&((a21==1)&&(!(a11==1)&&(!(a19==1)&&(((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==3))))))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, 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)&&((a28==10)&&((input==1)&&(a25==1))))&&!(a11==1))&&(a17==8))&&!(a19==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L123] COND FALSE !((!(a11==1)&&(!(a19==1)&&(((a17==8)&&((input==6)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a28==8)&&(a25==1)))))&&(a21==1))))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L130] COND FALSE !(((((a17==8)&&(!(a19==1)&&(((input==6)&&(a21==1))&&!(a25==1))))&&!(a11==1))&&(a28==9))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L134] COND FALSE !((!(a11==1)&&((!(a25==1)&&(((a21==1)&&((input==1)&&(a19==1)))&&(a17==8)))&&(a28==11)))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L139] COND FALSE !((((a11==1)&&(((a19==1)&&((a21==1)&&(((a25==1)||!(a25==1))&&(input==4))))&&(a17==9)))&&(a28==9))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L143] COND FALSE !(((!(a11==1)&&((a28==9)&&(((!(a19==1)&&(input==5))&&!(a25==1))&&(a21==1))))&&(a17==8))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, 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 !(((!(a11==1)&&(((a17==8)&&(((((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))||((a28==8)&&(a25==1)))&&(input==3)))&&!(a19==1)))&&(a21==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L154] COND FALSE !(((a21==1)&&(!(a19==1)&&((((input==5)&&(((a28==8)&&(a25==1))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7)))))&&!(a11==1))&&(a17==8))))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L159] COND FALSE !((((a17==9)&&(((a28==8)&&(((input==1)&&(a19==1))&&!(a25==1)))&&(a11==1)))&&(a21==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, 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)&&((a19==1)&&((a28==7)&&((a17==8)&&(!(a25==1)&&(input==3))))))&&!(a11==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L169] COND FALSE !(((a28==11)&&(((a17==8)&&((((input==6)&&(a21==1))&&(a19==1))&&!(a25==1)))&&!(a11==1)))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L175] COND FALSE !(((!(a11==1)&&(((a17==8)&&((a21==1)&&((input==3)&&(a28==8))))&&(a19==1)))&&(a25==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L179] COND FALSE !((((a21==1)&&(((a19==1)&&(((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a25==1)&&(a28==8)))&&(input==4)))&&(a11==1)))&&(a17==9))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L185] COND FALSE !((((!(a11==1)&&((a17==8)&&(((input==4)&&(a19==1))&&(a28==8))))&&(a21==1))&&(a25==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L187] COND FALSE !(((a19==1)&&((((((input==4)&&(a21==1))&&(a28==9))&&!(a25==1))&&!(a11==1))&&(a17==8)))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, 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 !(((a17==8)&&((((((input==1)&&(a21==1))&&!(a11==1))&&(a19==1))&&!(a25==1))&&(a28==9)))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L191] COND FALSE !((((((((input==4)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a21==1))&&(a17==8))&&(a28==10))&&(a19==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, 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 !(((!(a25==1)&&((a11==1)&&((a28==8)&&(((a17==9)&&(input==4))&&(a19==1)))))&&(a21==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L198] COND FALSE !((!(a19==1)&&((a17==8)&&((a28==10)&&(((a25==1)&&(!(a11==1)&&(input==5)))&&(a21==1)))))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L202] COND FALSE !((((((a21==1)&&((input==1)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))))&&(a17==8))&&!(a11==1))&&(a19==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L212] COND FALSE !(((a21==1)&&((((a19==1)&&((a25==1)&&((a28==11)&&(input==6))))&&!(a11==1))&&(a17==8)))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L215] COND FALSE !((!(a11==1)&&((a19==1)&&((a28==10)&&(((((a25==1)||!(a25==1))&&(input==5))&&(a17==8))&&(a21==1)))))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, 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 !((((((a17==9)&&((((a25==1)||!(a25==1))&&(input==6))&&(a11==1)))&&(a19==1))&&(a21==1))&&(a28==9))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, 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 !((((a17==8)&&(((((input==6)&&(a25==1))&&!(a19==1))&&!(a11==1))&&(a28==10)))&&(a21==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L225] COND FALSE !(((!(a19==1)&&((a17==8)&&(!(a11==1)&&((input==1)&&((((a28==10)&&!(a25==1))||((a25==1)&&(a28==11)))||(!(a25==1)&&(a28==11)))))))&&(a21==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L232] COND FALSE !((((((((input==1)&&(a21==1))&&(a28==9))&&!(a19==1))&&!(a25==1))&&(a17==8))&&!(a11==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L234] COND FALSE !(((a17==8)&&(((!(a11==1)&&((!(a25==1)&&(input==4))&&(a19==1)))&&(a28==7))&&(a21==1)))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L237] COND FALSE !((!(a11==1)&&(((a17==8)&&((((!(a25==1)&&(a28==11))||((!(a25==1)&&(a28==10))||((a28==11)&&(a25==1))))&&(input==3))&&(a21==1)))&&!(a19==1)))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L248] COND FALSE !(((((!(a11==1)&&(((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==5)))&&(a21==1))&&!(a19==1))&&(a17==8))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L253] COND FALSE !((((a17==9)&&(((((input==1)&&((a25==1)||!(a25==1)))&&(a11==1))&&(a21==1))&&(a19==1)))&&(a28==9))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L259] COND FALSE !((!(a11==1)&&((a19==1)&&(((((a28==9)&&(input==6))&&(a21==1))&&(a17==8))&&!(a25==1))))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, 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 !(((a17==9)&&((a21==1)&&((a11==1)&&(((input==3)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))))&&(a19==1)))))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L276] COND FALSE !(((a28==7)&&((a17==8)&&(!(a25==1)&&((a21==1)&&((a19==1)&&((input==5)&&!(a11==1)))))))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L280] COND FALSE !(((a28==8)&&((a21==1)&&((!(a11==1)&&(((input==1)&&(a17==8))&&(a19==1)))&&(a25==1))))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L283] COND FALSE !((((((a17==8)&&(((input==6)&&((a25==1)||!(a25==1)))&&(a21==1)))&&(a28==10))&&!(a11==1))&&(a19==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, 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 !(((!(a11==1)&&((!(a19==1)&&(((!(a25==1)&&(a28==11))||(((a28==10)&&!(a25==1))||((a25==1)&&(a28==11))))&&(input==5)))&&(a17==8)))&&(a21==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L291] COND FALSE !(((a17==8)&&(((a21==1)&&(!(a11==1)&&((a25==1)&&((a28==8)&&(input==6)))))&&(a19==1)))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L293] COND FALSE !((((a19==1)&&((a17==8)&&(((!(a25==1)&&(input==5))&&(a21==1))&&!(a11==1))))&&(a28==11))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L297] COND FALSE !(((a11==1)&&(((a17==9)&&((a28==9)&&((a19==1)&&(((a25==1)||!(a25==1))&&(input==5)))))&&(a21==1)))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L309] COND FALSE !((((((((input==3)&&(a19==1))&&(a21==1))&&(a17==8))&&!(a25==1))&&(a28==11))&&!(a11==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L314] COND FALSE !(((a19==1)&&((a21==1)&&((((input==5)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))))&&(a11==1))&&(a17==9))))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L328] COND FALSE !((((a19==1)&&(((!(a11==1)&&(((a25==1)||!(a25==1))&&(input==3)))&&(a28==10))&&(a21==1)))&&(a17==8))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L331] COND FALSE !(((!(a11==1)&&(((((input==4)&&(a17==8))&&!(a25==1))&&(a21==1))&&(a28==11)))&&(a19==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L337] COND FALSE !((((!(a19==1)&&(((input==4)&&(((!(a25==1)&&(a28==10))||((a28==11)&&(a25==1)))||(!(a25==1)&&(a28==11))))&&(a21==1)))&&(a17==8))&&!(a11==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L349] COND FALSE !((!(a11==1)&&(((a17==8)&&((((a25==1)&&(input==4))&&(a19==1))&&(a28==11)))&&(a21==1)))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L354] COND FALSE !((((((a21==1)&&((((a28==8)&&!(a25==1))||((a28==9)&&(a25==1)))&&(input==6)))&&!(a11==1))&&!(a19==1))&&(a17==8))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L361] COND FALSE !(((a19==1)&&((((a21==1)&&((!(a25==1)&&(input==3))&&(a17==9)))&&(a28==8))&&(a11==1)))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L368] COND FALSE !(((a17==8)&&(((a21==1)&&(((input==5)&&((!(a25==1)&&(a28==8))||((a28==9)&&(a25==1))))&&(a19==1)))&&!(a11==1)))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L375] COND FALSE !(((a19==1)&&(((((a17==8)&&((input==5)&&!(a11==1)))&&(a21==1))&&(a25==1))&&(a28==8)))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L378] COND FALSE !((((!(a11==1)&&((((a21==1)&&(input==4))&&(a28==10))&&(a17==8)))&&!(a19==1))&&(a25==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L380] COND FALSE !(((a28==8)&&(((a19==1)&&((a11==1)&&(!(a25==1)&&((a17==9)&&(input==6)))))&&(a21==1)))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L389] COND FALSE !((!(a11==1)&&((((a21==1)&&((input==6)&&((((a28==10)&&!(a25==1))||((a25==1)&&(a28==11)))||(!(a25==1)&&(a28==11)))))&&(a17==8))&&!(a19==1)))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L394] COND FALSE !((((((!(a25==1)&&((a19==1)&&(input==3)))&&(a28==9))&&(a21==1))&&(a17==8))&&!(a11==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L398] COND FALSE !((((a17==8)&&((((input==4)&&(((a28==8)&&!(a25==1))||((a25==1)&&(a28==9))))&&(a21==1))&&!(a19==1)))&&!(a11==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L402] COND FALSE !((((!(a11==1)&&((((a19==1)&&(input==5))&&(a17==8))&&(a21==1)))&&(a28==9))&&!(a25==1))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L404] COND FALSE !((((a11==1)&&((a19==1)&&((a21==1)&&(((a17==9)&&(input==5))&&!(a25==1)))))&&(a28==8))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L407] COND FALSE !((!(a11==1)&&((a21==1)&&(((a19==1)&&((a17==8)&&((a25==1)&&(input==5))))&&(a28==11))))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L409] COND FALSE !(((a19==1)&&((a17==8)&&(((((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==3))&&!(a11==1))&&(a21==1))))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L414] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==7))&&!(a19==1))&&(a21==1))&&(a17==8))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L417] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==10))&&(a19==1))&&(a21==1))&&(a17==8))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L420] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==8))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L423] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==7))) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L426] COND TRUE ((((((a25==1)&&(a11==1))&&(a28==9))&&(a19==1))&&(a21==1))&&(a17==8)) VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] [L427] __VERIFIER_error() VAL [\old(a11)=1, \old(a17)=8, \old(a19)=1, \old(a25)=1, \old(a28)=9, \old(input)=3, a=1, a11=1, a17=8, a19=1, a21=1, a25=1, a28=9, c=3, d=4, e=5, f=6, input=3, u=21, v=22, w=23, x=24, y=25, z=26] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. UNSAFE Result, 44.9s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 39.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 755 SDtfs, 3507 SDslu, 1182 SDs, 0 SdLazy, 5619 SolverSat, 800 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.4s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 288 GetRequests, 220 SyntacticMatches, 2 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 414 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2006occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.1s AbstIntTime, 2 AbstIntIterations, 2 AbstIntStrong, 0.9973577482979605 AbsIntWeakeningRatio, 0.25 AbsIntAvgWeakeningVarsNumRemoved, 19.975409836065573 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 182 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 575 NumberOfCodeBlocks, 575 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 435 ConstructedInterpolants, 0 QuantifiedInterpolants, 141968 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 63/71 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...