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/Problem10_label51.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 21:57:54,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 21:57:54,747 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 21:57:54,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 21:57:54,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 21:57:54,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 21:57:54,771 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 21:57:54,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 21:57:54,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 21:57:54,789 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 21:57:54,791 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 21:57:54,793 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 21:57:54,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 21:57:54,795 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 21:57:54,798 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 21:57:54,799 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 21:57:54,801 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 21:57:54,801 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 21:57:54,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 21:57:54,807 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 21:57:54,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 21:57:54,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 21:57:54,817 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 21:57:54,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 21:57:54,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-14 21:57:54,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 21:57:54,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 21:57:54,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 21:57:54,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 21:57:54,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 21:57:54,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 21:57:54,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 21:57:54,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 21:57:54,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 21:57:54,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 21:57:54,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 21:57:54,834 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 21:57:54,866 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 21:57:54,866 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 21:57:54,871 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 21:57:54,871 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 21:57:54,871 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 21:57:54,871 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 21:57:54,872 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 21:57:54,872 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 21:57:54,872 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 21:57:54,872 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 21:57:54,872 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 21:57:54,873 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 21:57:54,873 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 21:57:54,874 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 21:57:54,874 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 21:57:54,875 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 21:57:54,875 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 21:57:54,875 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 21:57:54,875 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 21:57:54,875 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 21:57:54,876 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 21:57:54,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 21:57:54,876 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 21:57:54,876 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 21:57:54,876 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 21:57:54,877 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 21:57:54,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 21:57:54,877 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 21:57:54,877 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 21:57:55,157 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 21:57:55,170 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 21:57:55,174 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 21:57:55,175 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 21:57:55,176 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 21:57:55,176 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label51.c [2019-10-14 21:57:55,239 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a7176037/5f6c9f9285e74466924f2216773183c3/FLAGa6e3d8b93 [2019-10-14 21:57:55,783 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 21:57:55,784 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label51.c [2019-10-14 21:57:55,801 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a7176037/5f6c9f9285e74466924f2216773183c3/FLAGa6e3d8b93 [2019-10-14 21:57:56,076 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a7176037/5f6c9f9285e74466924f2216773183c3 [2019-10-14 21:57:56,086 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 21:57:56,088 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 21:57:56,093 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 21:57:56,094 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 21:57:56,097 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 21:57:56,098 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 09:57:56" (1/1) ... [2019-10-14 21:57:56,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b536ee0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:57:56, skipping insertion in model container [2019-10-14 21:57:56,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 09:57:56" (1/1) ... [2019-10-14 21:57:56,110 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 21:57:56,170 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 21:57:56,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 21:57:56,726 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 21:57:56,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 21:57:56,875 INFO L192 MainTranslator]: Completed translation [2019-10-14 21:57:56,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:57:56 WrapperNode [2019-10-14 21:57:56,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 21:57:56,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 21:57:56,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 21:57:56,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 21:57:56,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:57:56" (1/1) ... [2019-10-14 21:57:56,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:57:56" (1/1) ... [2019-10-14 21:57:56,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:57:56" (1/1) ... [2019-10-14 21:57:56,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:57:56" (1/1) ... [2019-10-14 21:57:56,946 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:57:56" (1/1) ... [2019-10-14 21:57:56,963 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:57:56" (1/1) ... [2019-10-14 21:57:56,969 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:57:56" (1/1) ... [2019-10-14 21:57:56,983 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 21:57:56,984 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 21:57:56,984 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 21:57:56,984 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 21:57:56,985 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:57:56" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 21:57:57,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 21:57:57,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 21:57:57,056 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-14 21:57:57,056 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 21:57:57,056 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-14 21:57:57,056 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 21:57:57,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 21:57:57,057 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-14 21:57:57,057 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 21:57:57,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 21:57:57,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 21:57:58,254 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 21:57:58,254 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-14 21:57:58,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 09:57:58 BoogieIcfgContainer [2019-10-14 21:57:58,256 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 21:57:58,257 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 21:57:58,257 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 21:57:58,260 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 21:57:58,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 09:57:56" (1/3) ... [2019-10-14 21:57:58,261 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@743f412d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 09:57:58, skipping insertion in model container [2019-10-14 21:57:58,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:57:56" (2/3) ... [2019-10-14 21:57:58,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@743f412d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 09:57:58, skipping insertion in model container [2019-10-14 21:57:58,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 09:57:58" (3/3) ... [2019-10-14 21:57:58,264 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label51.c [2019-10-14 21:57:58,274 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 21:57:58,283 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 21:57:58,294 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 21:57:58,322 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 21:57:58,322 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 21:57:58,322 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 21:57:58,323 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 21:57:58,323 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 21:57:58,323 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 21:57:58,323 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 21:57:58,323 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 21:57:58,347 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2019-10-14 21:57:58,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-14 21:57:58,356 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:57:58,357 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:57:58,359 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:57:58,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:57:58,365 INFO L82 PathProgramCache]: Analyzing trace with hash -689906609, now seen corresponding path program 1 times [2019-10-14 21:57:58,373 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:57:58,374 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637226830] [2019-10-14 21:57:58,374 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:57:58,374 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:57:58,374 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:57:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:57:58,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:57:58,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:57:58,774 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637226830] [2019-10-14 21:57:58,775 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 21:57:58,775 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-14 21:57:58,775 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764378951] [2019-10-14 21:57:58,782 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-14 21:57:58,783 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:57:58,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-14 21:57:58,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-14 21:57:58,805 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 5 states. [2019-10-14 21:58:00,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:58:00,859 INFO L93 Difference]: Finished difference Result 745 states and 1317 transitions. [2019-10-14 21:58:00,859 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-14 21:58:00,860 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2019-10-14 21:58:00,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:58:00,878 INFO L225 Difference]: With dead ends: 745 [2019-10-14 21:58:00,878 INFO L226 Difference]: Without dead ends: 447 [2019-10-14 21:58:00,887 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-10-14 21:58:00,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2019-10-14 21:58:00,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 296. [2019-10-14 21:58:00,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2019-10-14 21:58:00,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 448 transitions. [2019-10-14 21:58:00,963 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 448 transitions. Word has length 56 [2019-10-14 21:58:00,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:58:00,964 INFO L462 AbstractCegarLoop]: Abstraction has 296 states and 448 transitions. [2019-10-14 21:58:00,964 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-14 21:58:00,964 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 448 transitions. [2019-10-14 21:58:00,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2019-10-14 21:58:00,970 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:58:00,971 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:58:00,971 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:58:00,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:58:00,972 INFO L82 PathProgramCache]: Analyzing trace with hash 371731122, now seen corresponding path program 1 times [2019-10-14 21:58:00,972 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:58:00,972 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132277782] [2019-10-14 21:58:00,972 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:58:00,973 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:58:00,973 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:58:01,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:58:01,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:58:01,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:58:01,230 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 45 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-14 21:58:01,231 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132277782] [2019-10-14 21:58:01,231 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1658019094] [2019-10-14 21:58:01,231 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:58:01,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:58:01,305 INFO L256 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-14 21:58:01,322 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:58:01,407 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:58:01,408 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-14 21:58:01,408 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-10-14 21:58:01,408 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656692114] [2019-10-14 21:58:01,410 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-14 21:58:01,410 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:58:01,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-14 21:58:01,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-14 21:58:01,411 INFO L87 Difference]: Start difference. First operand 296 states and 448 transitions. Second operand 3 states. [2019-10-14 21:58:02,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:58:02,022 INFO L93 Difference]: Finished difference Result 874 states and 1343 transitions. [2019-10-14 21:58:02,023 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-14 21:58:02,024 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 126 [2019-10-14 21:58:02,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:58:02,029 INFO L225 Difference]: With dead ends: 874 [2019-10-14 21:58:02,029 INFO L226 Difference]: Without dead ends: 584 [2019-10-14 21:58:02,030 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-14 21:58:02,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2019-10-14 21:58:02,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 584. [2019-10-14 21:58:02,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 584 states. [2019-10-14 21:58:02,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 856 transitions. [2019-10-14 21:58:02,080 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 856 transitions. Word has length 126 [2019-10-14 21:58:02,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:58:02,081 INFO L462 AbstractCegarLoop]: Abstraction has 584 states and 856 transitions. [2019-10-14 21:58:02,081 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-14 21:58:02,082 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 856 transitions. [2019-10-14 21:58:02,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-10-14 21:58:02,086 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:58:02,087 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:58:02,290 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:58:02,293 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:58:02,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:58:02,293 INFO L82 PathProgramCache]: Analyzing trace with hash -2030180707, now seen corresponding path program 1 times [2019-10-14 21:58:02,294 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:58:02,294 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545300888] [2019-10-14 21:58:02,294 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:58:02,295 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:58:02,295 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:58:02,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:58:02,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:58:02,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:58:02,569 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 45 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-14 21:58:02,569 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545300888] [2019-10-14 21:58:02,570 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1474230744] [2019-10-14 21:58:02,570 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:58:02,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:58:02,635 INFO L256 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-14 21:58:02,643 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:58:02,697 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:58:02,697 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-14 21:58:02,698 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-10-14 21:58:02,698 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184541569] [2019-10-14 21:58:02,700 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-14 21:58:02,700 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:58:02,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-14 21:58:02,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-14 21:58:02,701 INFO L87 Difference]: Start difference. First operand 584 states and 856 transitions. Second operand 3 states. [2019-10-14 21:58:03,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:58:03,358 INFO L93 Difference]: Finished difference Result 1450 states and 2169 transitions. [2019-10-14 21:58:03,362 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-14 21:58:03,362 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 143 [2019-10-14 21:58:03,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:58:03,369 INFO L225 Difference]: With dead ends: 1450 [2019-10-14 21:58:03,369 INFO L226 Difference]: Without dead ends: 872 [2019-10-14 21:58:03,370 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-14 21:58:03,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 872 states. [2019-10-14 21:58:03,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 872 to 872. [2019-10-14 21:58:03,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 872 states. [2019-10-14 21:58:03,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 872 states and 1190 transitions. [2019-10-14 21:58:03,409 INFO L78 Accepts]: Start accepts. Automaton has 872 states and 1190 transitions. Word has length 143 [2019-10-14 21:58:03,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:58:03,410 INFO L462 AbstractCegarLoop]: Abstraction has 872 states and 1190 transitions. [2019-10-14 21:58:03,410 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-14 21:58:03,410 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1190 transitions. [2019-10-14 21:58:03,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-10-14 21:58:03,415 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:58:03,416 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:58:03,619 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:58:03,620 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:58:03,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:58:03,620 INFO L82 PathProgramCache]: Analyzing trace with hash 1003938129, now seen corresponding path program 1 times [2019-10-14 21:58:03,621 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:58:03,621 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047673017] [2019-10-14 21:58:03,622 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:58:03,622 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:58:03,622 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:58:03,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:58:03,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:58:03,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:58:03,915 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 45 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-14 21:58:03,915 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047673017] [2019-10-14 21:58:03,916 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1632327170] [2019-10-14 21:58:03,916 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:58:03,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:58:03,984 INFO L256 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-14 21:58:03,988 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:58:04,017 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:58:04,018 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-14 21:58:04,018 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 6 [2019-10-14 21:58:04,019 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771837704] [2019-10-14 21:58:04,019 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-14 21:58:04,020 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:58:04,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-14 21:58:04,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-14 21:58:04,020 INFO L87 Difference]: Start difference. First operand 872 states and 1190 transitions. Second operand 3 states. [2019-10-14 21:58:04,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:58:04,710 INFO L93 Difference]: Finished difference Result 1591 states and 2190 transitions. [2019-10-14 21:58:04,712 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-14 21:58:04,713 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 165 [2019-10-14 21:58:04,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:58:04,720 INFO L225 Difference]: With dead ends: 1591 [2019-10-14 21:58:04,721 INFO L226 Difference]: Without dead ends: 0 [2019-10-14 21:58:04,725 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-14 21:58:04,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-14 21:58:04,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-14 21:58:04,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-14 21:58:04,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-14 21:58:04,729 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 165 [2019-10-14 21:58:04,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:58:04,731 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-14 21:58:04,731 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-14 21:58:04,731 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-14 21:58:04,731 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-14 21:58:04,937 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:58:04,944 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-14 21:58:05,274 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 29 [2019-10-14 21:58:05,348 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-14 21:58:05,349 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~a10~0 |old(~a10~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~a19~0 |old(~a19~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a1~0 |old(~a1~0)|)) [2019-10-14 21:58:05,349 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-14 21:58:05,349 INFO L443 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2019-10-14 21:58:05,349 INFO L443 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,349 INFO L443 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,350 INFO L443 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,350 INFO L443 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,350 INFO L443 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,350 INFO L443 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,350 INFO L443 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2019-10-14 21:58:05,350 INFO L443 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2019-10-14 21:58:05,350 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-10-14 21:58:05,350 INFO L443 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-10-14 21:58:05,351 INFO L443 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-10-14 21:58:05,351 INFO L443 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-10-14 21:58:05,351 INFO L443 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-10-14 21:58:05,351 INFO L443 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-10-14 21:58:05,351 INFO L443 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2019-10-14 21:58:05,351 INFO L443 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2019-10-14 21:58:05,351 INFO L443 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2019-10-14 21:58:05,351 INFO L443 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,352 INFO L443 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,352 INFO L443 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,352 INFO L443 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,352 INFO L443 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,352 INFO L443 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2019-10-14 21:58:05,352 INFO L443 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2019-10-14 21:58:05,353 INFO L443 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2019-10-14 21:58:05,353 INFO L443 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2019-10-14 21:58:05,353 INFO L443 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-10-14 21:58:05,353 INFO L443 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-10-14 21:58:05,353 INFO L443 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-10-14 21:58:05,353 INFO L443 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-10-14 21:58:05,353 INFO L443 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-10-14 21:58:05,354 INFO L443 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2019-10-14 21:58:05,354 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2019-10-14 21:58:05,354 INFO L443 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2019-10-14 21:58:05,354 INFO L443 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2019-10-14 21:58:05,354 INFO L443 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2019-10-14 21:58:05,354 INFO L443 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,354 INFO L443 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,355 INFO L443 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,355 INFO L443 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,355 INFO L443 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,355 INFO L443 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2019-10-14 21:58:05,355 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-10-14 21:58:05,355 INFO L443 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-10-14 21:58:05,356 INFO L443 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-10-14 21:58:05,356 INFO L443 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-10-14 21:58:05,356 INFO L443 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-10-14 21:58:05,356 INFO L443 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2019-10-14 21:58:05,356 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2019-10-14 21:58:05,356 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2019-10-14 21:58:05,356 INFO L443 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2019-10-14 21:58:05,357 INFO L443 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,357 INFO L443 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,357 INFO L443 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,357 INFO L443 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,357 INFO L443 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,357 INFO L443 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2019-10-14 21:58:05,357 INFO L443 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2019-10-14 21:58:05,357 INFO L443 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2019-10-14 21:58:05,358 INFO L443 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-10-14 21:58:05,358 INFO L443 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-10-14 21:58:05,358 INFO L443 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-10-14 21:58:05,358 INFO L443 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-10-14 21:58:05,358 INFO L443 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-10-14 21:58:05,358 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 154) no Hoare annotation was computed. [2019-10-14 21:58:05,359 INFO L443 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2019-10-14 21:58:05,359 INFO L443 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2019-10-14 21:58:05,359 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2019-10-14 21:58:05,359 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2019-10-14 21:58:05,359 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2019-10-14 21:58:05,359 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,359 INFO L443 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,359 INFO L443 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,360 INFO L443 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,360 INFO L443 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,360 INFO L443 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-10-14 21:58:05,360 INFO L443 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-10-14 21:58:05,360 INFO L443 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-10-14 21:58:05,360 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-10-14 21:58:05,360 INFO L443 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-10-14 21:58:05,360 INFO L443 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2019-10-14 21:58:05,361 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2019-10-14 21:58:05,361 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2019-10-14 21:58:05,361 INFO L443 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2019-10-14 21:58:05,361 INFO L443 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,361 INFO L443 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,361 INFO L443 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,361 INFO L443 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,361 INFO L443 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,362 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,362 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,362 INFO L443 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2019-10-14 21:58:05,362 INFO L443 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2019-10-14 21:58:05,362 INFO L443 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2019-10-14 21:58:05,362 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2019-10-14 21:58:05,362 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-10-14 21:58:05,362 INFO L443 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-10-14 21:58:05,363 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-10-14 21:58:05,363 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-10-14 21:58:05,363 INFO L443 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-10-14 21:58:05,363 INFO L443 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2019-10-14 21:58:05,363 INFO L443 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2019-10-14 21:58:05,363 INFO L443 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2019-10-14 21:58:05,363 INFO L443 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2019-10-14 21:58:05,363 INFO L443 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,364 INFO L443 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,364 INFO L443 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,364 INFO L443 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,364 INFO L443 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-10-14 21:58:05,364 INFO L443 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,364 INFO L443 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,364 INFO L443 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2019-10-14 21:58:05,365 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2019-10-14 21:58:05,365 INFO L443 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2019-10-14 21:58:05,365 INFO L443 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-10-14 21:58:05,365 INFO L443 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-10-14 21:58:05,365 INFO L443 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-10-14 21:58:05,365 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-10-14 21:58:05,365 INFO L443 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-10-14 21:58:05,366 INFO L443 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-10-14 21:58:05,366 INFO L443 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2019-10-14 21:58:05,366 INFO L443 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2019-10-14 21:58:05,366 INFO L443 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2019-10-14 21:58:05,366 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2019-10-14 21:58:05,366 INFO L443 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,366 INFO L443 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,367 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,367 INFO L443 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,367 INFO L443 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,367 INFO L443 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,367 INFO L443 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2019-10-14 21:58:05,367 INFO L443 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2019-10-14 21:58:05,367 INFO L443 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2019-10-14 21:58:05,368 INFO L443 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-10-14 21:58:05,368 INFO L443 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-10-14 21:58:05,368 INFO L443 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-10-14 21:58:05,368 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-10-14 21:58:05,368 INFO L443 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-10-14 21:58:05,368 INFO L443 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-10-14 21:58:05,368 INFO L443 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2019-10-14 21:58:05,368 INFO L443 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2019-10-14 21:58:05,369 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse0 (and (= ~a10~0 |old(~a10~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a1~0 |old(~a1~0)|)))) (and (or .cse0 (not (<= 9 |old(~a19~0)|))) (or .cse0 (not (<= |old(~a10~0)| 2))) (or (not (< 0 (+ |old(~a1~0)| 13))) .cse0) (or .cse0 (not (<= 4 |old(~a10~0)|))))) [2019-10-14 21:58:05,369 INFO L443 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2019-10-14 21:58:05,369 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2019-10-14 21:58:05,369 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2019-10-14 21:58:05,369 INFO L443 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,369 INFO L443 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,370 INFO L443 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,370 INFO L443 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,370 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,370 INFO L443 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,370 INFO L443 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2019-10-14 21:58:05,370 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-10-14 21:58:05,370 INFO L443 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-10-14 21:58:05,370 INFO L443 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-10-14 21:58:05,371 INFO L443 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-10-14 21:58:05,371 INFO L443 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-10-14 21:58:05,371 INFO L443 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-10-14 21:58:05,371 INFO L443 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2019-10-14 21:58:05,371 INFO L443 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2019-10-14 21:58:05,371 INFO L443 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2019-10-14 21:58:05,371 INFO L443 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2019-10-14 21:58:05,372 INFO L443 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2019-10-14 21:58:05,372 INFO L443 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2019-10-14 21:58:05,372 INFO L443 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,372 INFO L443 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,372 INFO L443 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,372 INFO L443 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,372 INFO L443 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,373 INFO L443 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,373 INFO L443 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2019-10-14 21:58:05,373 INFO L443 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2019-10-14 21:58:05,373 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2019-10-14 21:58:05,373 INFO L443 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-10-14 21:58:05,373 INFO L443 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-10-14 21:58:05,373 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-10-14 21:58:05,374 INFO L443 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-10-14 21:58:05,374 INFO L443 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-10-14 21:58:05,374 INFO L443 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-10-14 21:58:05,374 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2019-10-14 21:58:05,374 INFO L443 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2019-10-14 21:58:05,374 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2019-10-14 21:58:05,374 INFO L443 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,375 INFO L443 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,375 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,375 INFO L443 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,375 INFO L443 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,375 INFO L443 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2019-10-14 21:58:05,375 INFO L443 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2019-10-14 21:58:05,375 INFO L443 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2019-10-14 21:58:05,375 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2019-10-14 21:58:05,375 INFO L443 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-10-14 21:58:05,376 INFO L443 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-10-14 21:58:05,376 INFO L443 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-10-14 21:58:05,376 INFO L443 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-10-14 21:58:05,376 INFO L443 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-10-14 21:58:05,376 INFO L443 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-10-14 21:58:05,376 INFO L443 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2019-10-14 21:58:05,376 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2019-10-14 21:58:05,376 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2019-10-14 21:58:05,377 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-14 21:58:05,377 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 23 ~a1~0) (<= ~a10~0 2) (<= 9 ~a19~0)) [2019-10-14 21:58:05,377 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-14 21:58:05,377 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-14 21:58:05,377 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (and (= ~a1~0 |old(~a1~0)|) (= ~a10~0 |old(~a10~0)|) (= ~a19~0 |old(~a19~0)|)) (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 2)) (not (<= 9 |old(~a19~0)|))) [2019-10-14 21:58:05,377 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2019-10-14 21:58:05,378 INFO L439 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (or (<= ~a10~0 2) (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 2)) (< 0 (+ ~a1~0 13)) (<= 4 ~a10~0) (<= 9 ~a19~0) (not (<= 9 |old(~a19~0)|))) [2019-10-14 21:58:05,378 INFO L443 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2019-10-14 21:58:05,378 INFO L443 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2019-10-14 21:58:05,378 INFO L439 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (or (<= ~a10~0 2) (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 2)) (< 0 (+ ~a1~0 13)) (<= 4 ~a10~0) (<= 9 ~a19~0) (not (<= 9 |old(~a19~0)|))) [2019-10-14 21:58:05,378 INFO L443 ceAbstractionStarter]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2019-10-14 21:58:05,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 09:58:05 BoogieIcfgContainer [2019-10-14 21:58:05,394 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-14 21:58:05,397 INFO L168 Benchmark]: Toolchain (without parser) took 9308.20 ms. Allocated memory was 137.9 MB in the beginning and 324.0 MB in the end (delta: 186.1 MB). Free memory was 101.7 MB in the beginning and 188.4 MB in the end (delta: -86.7 MB). Peak memory consumption was 99.4 MB. Max. memory is 7.1 GB. [2019-10-14 21:58:05,397 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-14 21:58:05,398 INFO L168 Benchmark]: CACSL2BoogieTranslator took 783.14 ms. Allocated memory was 137.9 MB in the beginning and 204.5 MB in the end (delta: 66.6 MB). Free memory was 101.5 MB in the beginning and 167.7 MB in the end (delta: -66.2 MB). Peak memory consumption was 33.4 MB. Max. memory is 7.1 GB. [2019-10-14 21:58:05,399 INFO L168 Benchmark]: Boogie Preprocessor took 106.61 ms. Allocated memory is still 204.5 MB. Free memory was 167.7 MB in the beginning and 162.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-10-14 21:58:05,400 INFO L168 Benchmark]: RCFGBuilder took 1272.35 ms. Allocated memory was 204.5 MB in the beginning and 236.5 MB in the end (delta: 32.0 MB). Free memory was 162.6 MB in the beginning and 179.2 MB in the end (delta: -16.6 MB). Peak memory consumption was 80.6 MB. Max. memory is 7.1 GB. [2019-10-14 21:58:05,401 INFO L168 Benchmark]: TraceAbstraction took 7137.34 ms. Allocated memory was 236.5 MB in the beginning and 324.0 MB in the end (delta: 87.6 MB). Free memory was 179.2 MB in the beginning and 188.4 MB in the end (delta: -9.2 MB). Peak memory consumption was 78.4 MB. Max. memory is 7.1 GB. [2019-10-14 21:58:05,406 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 783.14 ms. Allocated memory was 137.9 MB in the beginning and 204.5 MB in the end (delta: 66.6 MB). Free memory was 101.5 MB in the beginning and 167.7 MB in the end (delta: -66.2 MB). Peak memory consumption was 33.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 106.61 ms. Allocated memory is still 204.5 MB. Free memory was 167.7 MB in the beginning and 162.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1272.35 ms. Allocated memory was 204.5 MB in the beginning and 236.5 MB in the end (delta: 32.0 MB). Free memory was 162.6 MB in the beginning and 179.2 MB in the end (delta: -16.6 MB). Peak memory consumption was 80.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 7137.34 ms. Allocated memory was 236.5 MB in the beginning and 324.0 MB in the end (delta: 87.6 MB). Free memory was 179.2 MB in the beginning and 188.4 MB in the end (delta: -9.2 MB). Peak memory consumption was 78.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 154]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: (((((a10 <= 2 || !(23 <= \old(a1))) || !(\old(a10) <= 2)) || 0 < a1 + 13) || 4 <= a10) || 9 <= a19) || !(9 <= \old(a19)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. Result: SAFE, OverallTime: 7.0s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 4.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 310 SDtfs, 1203 SDslu, 55 SDs, 0 SdLazy, 1805 SolverSat, 545 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 470 GetRequests, 451 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=872occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 151 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 24 PreInvPairs, 46 NumberOfFragments, 182 HoareAnnotationTreeSize, 24 FomulaSimplifications, 578 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 734 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 924 NumberOfCodeBlocks, 924 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 917 ConstructedInterpolants, 0 QuantifiedInterpolants, 277663 SizeOfPredicates, 6 NumberOfNonLiveVariables, 838 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 7 InterpolantComputations, 4 PerfectInterpolantSequences, 291/294 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...