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/Problem02_label51.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 17:54:57,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 17:54:57,787 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 17:54:57,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 17:54:57,807 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 17:54:57,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 17:54:57,812 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 17:54:57,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 17:54:57,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 17:54:57,829 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 17:54:57,832 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 17:54:57,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 17:54:57,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 17:54:57,836 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 17:54:57,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 17:54:57,841 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 17:54:57,843 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 17:54:57,844 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 17:54:57,845 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 17:54:57,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 17:54:57,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 17:54:57,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 17:54:57,861 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 17:54:57,862 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 17:54:57,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-13 17:54:57,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 17:54:57,869 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 17:54:57,870 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 17:54:57,871 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 17:54:57,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 17:54:57,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 17:54:57,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 17:54:57,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 17:54:57,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 17:54:57,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 17:54:57,876 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 17:54:57,877 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 [2019-10-13 17:54:57,913 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 17:54:57,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 17:54:57,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 17:54:57,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 17:54:57,915 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 17:54:57,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 17:54:57,919 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 17:54:57,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 17:54:57,920 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 17:54:57,920 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 17:54:57,920 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 17:54:57,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 17:54:57,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 17:54:57,921 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 17:54:57,921 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 17:54:57,921 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 17:54:57,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 17:54:57,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 17:54:57,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 17:54:57,922 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 17:54:57,922 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 17:54:57,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 17:54:57,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 17:54:57,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 17:54:57,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 17:54:57,924 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 17:54:57,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 17:54:57,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 17:54:57,925 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 17:54:58,257 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 17:54:58,279 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 17:54:58,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 17:54:58,284 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 17:54:58,286 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 17:54:58,287 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label51.c [2019-10-13 17:54:58,364 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f9220fe3/099cec6ab7bf4debaf7e476e35cd57d8/FLAGa8e474ecd [2019-10-13 17:54:58,947 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 17:54:58,948 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label51.c [2019-10-13 17:54:58,977 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f9220fe3/099cec6ab7bf4debaf7e476e35cd57d8/FLAGa8e474ecd [2019-10-13 17:54:59,196 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f9220fe3/099cec6ab7bf4debaf7e476e35cd57d8 [2019-10-13 17:54:59,206 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 17:54:59,208 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 17:54:59,209 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 17:54:59,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 17:54:59,213 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 17:54:59,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:54:59" (1/1) ... [2019-10-13 17:54:59,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a346ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:54:59, skipping insertion in model container [2019-10-13 17:54:59,219 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:54:59" (1/1) ... [2019-10-13 17:54:59,228 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 17:54:59,286 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 17:54:59,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 17:54:59,888 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 17:54:59,984 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 17:54:59,999 INFO L192 MainTranslator]: Completed translation [2019-10-13 17:55:00,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:55:00 WrapperNode [2019-10-13 17:55:00,000 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 17:55:00,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 17:55:00,001 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 17:55:00,001 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 17:55:00,013 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:55:00" (1/1) ... [2019-10-13 17:55:00,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:55:00" (1/1) ... [2019-10-13 17:55:00,030 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:55:00" (1/1) ... [2019-10-13 17:55:00,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:55:00" (1/1) ... [2019-10-13 17:55:00,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:55:00" (1/1) ... [2019-10-13 17:55:00,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:55:00" (1/1) ... [2019-10-13 17:55:00,091 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:55:00" (1/1) ... [2019-10-13 17:55:00,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 17:55:00,098 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 17:55:00,099 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 17:55:00,099 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 17:55:00,100 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:55:00" (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 [2019-10-13 17:55:00,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 17:55:00,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 17:55:00,164 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-13 17:55:00,165 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 17:55:00,165 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-13 17:55:00,165 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 17:55:00,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 17:55:00,166 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-13 17:55:00,166 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 17:55:00,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 17:55:00,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 17:55:01,312 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 17:55:01,312 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-13 17:55:01,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:55:01 BoogieIcfgContainer [2019-10-13 17:55:01,314 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 17:55:01,315 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 17:55:01,315 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 17:55:01,319 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 17:55:01,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 05:54:59" (1/3) ... [2019-10-13 17:55:01,321 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f0ae7fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:55:01, skipping insertion in model container [2019-10-13 17:55:01,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:55:00" (2/3) ... [2019-10-13 17:55:01,321 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f0ae7fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:55:01, skipping insertion in model container [2019-10-13 17:55:01,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:55:01" (3/3) ... [2019-10-13 17:55:01,324 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label51.c [2019-10-13 17:55:01,336 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 17:55:01,345 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 17:55:01,360 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 17:55:01,391 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 17:55:01,391 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 17:55:01,391 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 17:55:01,392 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 17:55:01,392 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 17:55:01,392 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 17:55:01,392 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 17:55:01,392 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 17:55:01,418 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2019-10-13 17:55:01,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-10-13 17:55:01,432 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:55:01,433 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 17:55:01,435 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:55:01,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:55:01,442 INFO L82 PathProgramCache]: Analyzing trace with hash 1960329542, now seen corresponding path program 1 times [2019-10-13 17:55:01,452 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:55:01,452 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773299908] [2019-10-13 17:55:01,452 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:55:01,453 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:55:01,453 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:55:01,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:02,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:02,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:55:02,154 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773299908] [2019-10-13 17:55:02,155 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 17:55:02,155 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 17:55:02,156 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430564180] [2019-10-13 17:55:02,161 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 17:55:02,162 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:55:02,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 17:55:02,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-13 17:55:02,180 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2019-10-13 17:55:04,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:55:04,566 INFO L93 Difference]: Finished difference Result 813 states and 1406 transitions. [2019-10-13 17:55:04,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 17:55:04,568 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 116 [2019-10-13 17:55:04,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:55:04,601 INFO L225 Difference]: With dead ends: 813 [2019-10-13 17:55:04,601 INFO L226 Difference]: Without dead ends: 488 [2019-10-13 17:55:04,614 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-10-13 17:55:04,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2019-10-13 17:55:04,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 481. [2019-10-13 17:55:04,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 481 states. [2019-10-13 17:55:04,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 692 transitions. [2019-10-13 17:55:04,771 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 692 transitions. Word has length 116 [2019-10-13 17:55:04,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:55:04,772 INFO L462 AbstractCegarLoop]: Abstraction has 481 states and 692 transitions. [2019-10-13 17:55:04,772 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 17:55:04,772 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 692 transitions. [2019-10-13 17:55:04,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-10-13 17:55:04,778 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:55:04,778 INFO L380 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 17:55:04,778 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:55:04,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:55:04,779 INFO L82 PathProgramCache]: Analyzing trace with hash -994304287, now seen corresponding path program 1 times [2019-10-13 17:55:04,779 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:55:04,779 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007729584] [2019-10-13 17:55:04,780 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:55:04,780 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:55:04,780 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:55:04,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:05,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:05,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:05,237 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:55:05,237 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007729584] [2019-10-13 17:55:05,238 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1003170329] [2019-10-13 17:55:05,238 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 [2019-10-13 17:55:05,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:05,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-13 17:55:05,349 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:55:05,443 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:55:05,444 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-13 17:55:05,444 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-10-13 17:55:05,445 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69843294] [2019-10-13 17:55:05,446 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 17:55:05,447 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:55:05,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 17:55:05,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-10-13 17:55:05,448 INFO L87 Difference]: Start difference. First operand 481 states and 692 transitions. Second operand 3 states. [2019-10-13 17:55:06,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:55:06,008 INFO L93 Difference]: Finished difference Result 1396 states and 2040 transitions. [2019-10-13 17:55:06,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 17:55:06,009 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 124 [2019-10-13 17:55:06,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:55:06,016 INFO L225 Difference]: With dead ends: 1396 [2019-10-13 17:55:06,016 INFO L226 Difference]: Without dead ends: 921 [2019-10-13 17:55:06,018 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-10-13 17:55:06,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 921 states. [2019-10-13 17:55:06,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 921 to 919. [2019-10-13 17:55:06,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 919 states. [2019-10-13 17:55:06,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 919 states and 1288 transitions. [2019-10-13 17:55:06,059 INFO L78 Accepts]: Start accepts. Automaton has 919 states and 1288 transitions. Word has length 124 [2019-10-13 17:55:06,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:55:06,060 INFO L462 AbstractCegarLoop]: Abstraction has 919 states and 1288 transitions. [2019-10-13 17:55:06,060 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 17:55:06,060 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1288 transitions. [2019-10-13 17:55:06,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-10-13 17:55:06,064 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:55:06,065 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 17:55:06,269 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:55:06,270 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:55:06,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:55:06,271 INFO L82 PathProgramCache]: Analyzing trace with hash 418207893, now seen corresponding path program 1 times [2019-10-13 17:55:06,272 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:55:06,272 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269780082] [2019-10-13 17:55:06,273 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:55:06,273 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:55:06,273 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:55:06,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:06,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:06,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:06,658 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:55:06,658 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269780082] [2019-10-13 17:55:06,659 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [186200869] [2019-10-13 17:55:06,659 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 [2019-10-13 17:55:06,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:06,757 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-13 17:55:06,762 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:55:06,813 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:55:06,814 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-13 17:55:06,814 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-10-13 17:55:06,814 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705029865] [2019-10-13 17:55:06,816 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 17:55:06,816 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:55:06,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 17:55:06,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-13 17:55:06,817 INFO L87 Difference]: Start difference. First operand 919 states and 1288 transitions. Second operand 3 states. [2019-10-13 17:55:07,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:55:07,361 INFO L93 Difference]: Finished difference Result 2274 states and 3250 transitions. [2019-10-13 17:55:07,362 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 17:55:07,362 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 130 [2019-10-13 17:55:07,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:55:07,370 INFO L225 Difference]: With dead ends: 2274 [2019-10-13 17:55:07,370 INFO L226 Difference]: Without dead ends: 1361 [2019-10-13 17:55:07,373 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-13 17:55:07,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1361 states. [2019-10-13 17:55:07,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1361 to 1359. [2019-10-13 17:55:07,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1359 states. [2019-10-13 17:55:07,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1359 states and 1786 transitions. [2019-10-13 17:55:07,421 INFO L78 Accepts]: Start accepts. Automaton has 1359 states and 1786 transitions. Word has length 130 [2019-10-13 17:55:07,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:55:07,422 INFO L462 AbstractCegarLoop]: Abstraction has 1359 states and 1786 transitions. [2019-10-13 17:55:07,422 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 17:55:07,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 1786 transitions. [2019-10-13 17:55:07,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-10-13 17:55:07,428 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:55:07,429 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 17:55:07,632 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:55:07,633 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:55:07,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:55:07,634 INFO L82 PathProgramCache]: Analyzing trace with hash 332780248, now seen corresponding path program 1 times [2019-10-13 17:55:07,635 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:55:07,635 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096217849] [2019-10-13 17:55:07,636 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:55:07,636 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:55:07,637 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:55:07,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:07,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:07,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:07,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:07,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:07,855 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 61 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-13 17:55:07,855 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096217849] [2019-10-13 17:55:07,856 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [346021189] [2019-10-13 17:55:07,856 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 [2019-10-13 17:55:07,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:55:07,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-13 17:55:07,981 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:55:08,054 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 73 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-10-13 17:55:08,054 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-13 17:55:08,055 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 11 [2019-10-13 17:55:08,055 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477992195] [2019-10-13 17:55:08,057 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-13 17:55:08,057 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:55:08,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-13 17:55:08,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2019-10-13 17:55:08,058 INFO L87 Difference]: Start difference. First operand 1359 states and 1786 transitions. Second operand 11 states. [2019-10-13 17:55:10,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:55:10,750 INFO L93 Difference]: Finished difference Result 3959 states and 5419 transitions. [2019-10-13 17:55:10,750 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-13 17:55:10,751 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 180 [2019-10-13 17:55:10,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:55:10,751 INFO L225 Difference]: With dead ends: 3959 [2019-10-13 17:55:10,751 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 17:55:10,761 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=133, Invalid=373, Unknown=0, NotChecked=0, Total=506 [2019-10-13 17:55:10,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 17:55:10,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 17:55:10,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 17:55:10,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 17:55:10,763 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 180 [2019-10-13 17:55:10,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:55:10,763 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 17:55:10,763 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-13 17:55:10,763 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 17:55:10,764 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 17:55:10,967 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:55:10,973 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 17:55:11,550 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 31 [2019-10-13 17:55:11,719 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 17:55:11,720 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a11~0 |old(~a11~0)|) (= ~z~0 |old(~z~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~v~0 |old(~v~0)|) (= ~a17~0 |old(~a17~0)|) (= ~y~0 |old(~y~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|) (= ~d~0 |old(~d~0)|)) [2019-10-13 17:55:11,720 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 17:55:11,721 INFO L443 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,721 INFO L443 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,723 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,723 INFO L443 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,723 INFO L443 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,723 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-10-13 17:55:11,724 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-10-13 17:55:11,724 INFO L443 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-10-13 17:55:11,726 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-10-13 17:55:11,727 INFO L443 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-10-13 17:55:11,727 INFO L443 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-10-13 17:55:11,727 INFO L443 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-10-13 17:55:11,727 INFO L443 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-10-13 17:55:11,727 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-10-13 17:55:11,728 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 502) no Hoare annotation was computed. [2019-10-13 17:55:11,728 INFO L443 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-10-13 17:55:11,728 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-10-13 17:55:11,728 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-10-13 17:55:11,728 INFO L443 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-10-13 17:55:11,728 INFO L443 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,729 INFO L443 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,729 INFO L443 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,729 INFO L443 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,729 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-10-13 17:55:11,731 INFO L443 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,731 INFO L443 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-10-13 17:55:11,731 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-10-13 17:55:11,731 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-10-13 17:55:11,732 INFO L443 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-10-13 17:55:11,732 INFO L443 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-10-13 17:55:11,732 INFO L443 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-10-13 17:55:11,734 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-10-13 17:55:11,735 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-10-13 17:55:11,735 INFO L443 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-10-13 17:55:11,735 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-10-13 17:55:11,735 INFO L443 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-10-13 17:55:11,735 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-10-13 17:55:11,735 INFO L443 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-10-13 17:55:11,735 INFO L443 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-10-13 17:55:11,736 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-10-13 17:55:11,736 INFO L443 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,736 INFO L443 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,736 INFO L443 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,740 INFO L443 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,741 INFO L443 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,741 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-10-13 17:55:11,741 INFO L443 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-10-13 17:55:11,741 INFO L443 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-10-13 17:55:11,742 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-10-13 17:55:11,742 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-10-13 17:55:11,742 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-10-13 17:55:11,745 INFO L443 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-10-13 17:55:11,746 INFO L443 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-10-13 17:55:11,746 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-10-13 17:55:11,746 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-10-13 17:55:11,746 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-10-13 17:55:11,746 INFO L443 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,747 INFO L443 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,747 INFO L443 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,747 INFO L443 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,747 INFO L443 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,747 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-10-13 17:55:11,748 INFO L443 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-10-13 17:55:11,748 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-10-13 17:55:11,748 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-10-13 17:55:11,753 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-10-13 17:55:11,754 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-10-13 17:55:11,754 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-10-13 17:55:11,754 INFO L443 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-10-13 17:55:11,754 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-10-13 17:55:11,754 INFO L443 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-10-13 17:55:11,755 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-10-13 17:55:11,755 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-10-13 17:55:11,755 INFO L443 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-10-13 17:55:11,755 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,755 INFO L443 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,756 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,756 INFO L443 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,757 INFO L443 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,757 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-10-13 17:55:11,758 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-10-13 17:55:11,758 INFO L443 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-10-13 17:55:11,758 INFO L443 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-10-13 17:55:11,759 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-10-13 17:55:11,759 INFO L443 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-10-13 17:55:11,759 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-10-13 17:55:11,759 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-10-13 17:55:11,760 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-10-13 17:55:11,760 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-10-13 17:55:11,760 INFO L443 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-10-13 17:55:11,760 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-10-13 17:55:11,760 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-10-13 17:55:11,761 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-10-13 17:55:11,761 INFO L443 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-10-13 17:55:11,761 INFO L443 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-10-13 17:55:11,761 INFO L443 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,761 INFO L443 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,762 INFO L443 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,762 INFO L443 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,762 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-10-13 17:55:11,762 INFO L443 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,762 INFO L443 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-10-13 17:55:11,763 INFO L443 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,763 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-10-13 17:55:11,763 INFO L443 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-10-13 17:55:11,763 INFO L443 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-10-13 17:55:11,763 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,764 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,764 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-10-13 17:55:11,764 INFO L443 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-10-13 17:55:11,764 INFO L443 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-10-13 17:55:11,764 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-10-13 17:55:11,765 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-10-13 17:55:11,765 INFO L443 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-10-13 17:55:11,765 INFO L443 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-10-13 17:55:11,765 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-10-13 17:55:11,765 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-10-13 17:55:11,766 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-10-13 17:55:11,766 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-10-13 17:55:11,766 INFO L443 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,766 INFO L443 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,766 INFO L443 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,766 INFO L443 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,767 INFO L443 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,767 INFO L443 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,767 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-10-13 17:55:11,767 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-10-13 17:55:11,767 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-10-13 17:55:11,768 INFO L443 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-10-13 17:55:11,768 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-10-13 17:55:11,768 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-10-13 17:55:11,768 INFO L443 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-10-13 17:55:11,768 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-10-13 17:55:11,769 INFO L443 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-10-13 17:55:11,769 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-10-13 17:55:11,769 INFO L443 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-10-13 17:55:11,769 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,769 INFO L443 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,769 INFO L443 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,770 INFO L443 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,770 INFO L443 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,770 INFO L443 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,770 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-10-13 17:55:11,770 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-10-13 17:55:11,771 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-10-13 17:55:11,771 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-10-13 17:55:11,771 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-10-13 17:55:11,771 INFO L443 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-10-13 17:55:11,771 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-10-13 17:55:11,772 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-10-13 17:55:11,772 INFO L443 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-10-13 17:55:11,772 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-10-13 17:55:11,772 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-10-13 17:55:11,772 INFO L443 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-10-13 17:55:11,773 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-10-13 17:55:11,773 INFO L443 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-10-13 17:55:11,773 INFO L443 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,773 INFO L443 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,774 INFO L443 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,776 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse0 (and (= ~a11~0 |old(~a11~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|))) (.cse1 (not (<= |old(~a17~0)| 8)))) (and (or (= 1 |old(~a11~0)|) .cse0 .cse1) (or (not (<= |old(~a28~0)| 7)) .cse1 .cse0) (or .cse0 (not (<= 9 |old(~a28~0)|)) .cse1))) [2019-10-13 17:55:11,776 INFO L443 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,776 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,776 INFO L443 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,776 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-10-13 17:55:11,777 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-10-13 17:55:11,778 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-10-13 17:55:11,778 INFO L443 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-10-13 17:55:11,778 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-10-13 17:55:11,778 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-10-13 17:55:11,778 INFO L443 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-10-13 17:55:11,779 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-10-13 17:55:11,779 INFO L443 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-10-13 17:55:11,782 INFO L443 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-10-13 17:55:11,782 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-10-13 17:55:11,782 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-10-13 17:55:11,782 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-10-13 17:55:11,782 INFO L443 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,782 INFO L443 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,783 INFO L443 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,783 INFO L443 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,783 INFO L443 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,783 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,783 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-10-13 17:55:11,783 INFO L443 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-10-13 17:55:11,784 INFO L443 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-10-13 17:55:11,784 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-10-13 17:55:11,784 INFO L443 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-10-13 17:55:11,784 INFO L443 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-10-13 17:55:11,784 INFO L443 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-10-13 17:55:11,784 INFO L443 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-10-13 17:55:11,785 INFO L443 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-10-13 17:55:11,785 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-10-13 17:55:11,785 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-10-13 17:55:11,785 INFO L443 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-10-13 17:55:11,785 INFO L443 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-10-13 17:55:11,786 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-10-13 17:55:11,786 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-10-13 17:55:11,786 INFO L443 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-10-13 17:55:11,786 INFO L443 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,786 INFO L443 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,786 INFO L443 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,787 INFO L443 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,787 INFO L443 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-10-13 17:55:11,787 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-10-13 17:55:11,787 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-10-13 17:55:11,787 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-10-13 17:55:11,788 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-10-13 17:55:11,788 INFO L443 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-10-13 17:55:11,788 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-10-13 17:55:11,788 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-10-13 17:55:11,788 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-10-13 17:55:11,788 INFO L443 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-10-13 17:55:11,789 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-10-13 17:55:11,789 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-10-13 17:55:11,789 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-10-13 17:55:11,789 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-10-13 17:55:11,789 INFO L443 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-10-13 17:55:11,790 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-10-13 17:55:11,790 INFO L443 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-10-13 17:55:11,790 INFO L443 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-10-13 17:55:11,790 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-10-13 17:55:11,790 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-10-13 17:55:11,790 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 17:55:11,791 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a28~0 7) (not (= ~a25~0 1)) (<= ~a11~0 0) (<= ~a17~0 8)) [2019-10-13 17:55:11,791 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 17:55:11,791 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 17:55:11,791 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a11~0)| 0)) (not (<= |old(~a17~0)| 8)) (and (= ~a11~0 |old(~a11~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) (= 1 |old(~a25~0)|)) [2019-10-13 17:55:11,792 INFO L439 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse0 (<= ~a17~0 8))) (or (not (<= |old(~a28~0)| 7)) (and (<= 9 ~a28~0) .cse0) (and (not (= 1 ~a11~0)) .cse0) (not (<= |old(~a11~0)| 0)) (not (<= |old(~a17~0)| 8)) (and (<= ~a28~0 7) .cse0) (= 1 |old(~a25~0)|))) [2019-10-13 17:55:11,792 INFO L443 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2019-10-13 17:55:11,792 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2019-10-13 17:55:11,792 INFO L439 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (<= ~a17~0 8))) (or (not (<= |old(~a28~0)| 7)) (and (<= 9 ~a28~0) .cse0) (and (not (= 1 ~a11~0)) .cse0) (not (<= |old(~a11~0)| 0)) (not (<= |old(~a17~0)| 8)) (and (<= ~a28~0 7) .cse0) (= 1 |old(~a25~0)|))) [2019-10-13 17:55:11,793 INFO L443 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2019-10-13 17:55:11,793 INFO L443 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-10-13 17:55:11,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 05:55:11 BoogieIcfgContainer [2019-10-13 17:55:11,828 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 17:55:11,834 INFO L168 Benchmark]: Toolchain (without parser) took 12625.65 ms. Allocated memory was 146.3 MB in the beginning and 366.0 MB in the end (delta: 219.7 MB). Free memory was 102.8 MB in the beginning and 92.0 MB in the end (delta: 10.8 MB). Peak memory consumption was 230.5 MB. Max. memory is 7.1 GB. [2019-10-13 17:55:11,838 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-13 17:55:11,841 INFO L168 Benchmark]: CACSL2BoogieTranslator took 791.39 ms. Allocated memory was 146.3 MB in the beginning and 204.5 MB in the end (delta: 58.2 MB). Free memory was 102.6 MB in the beginning and 168.0 MB in the end (delta: -65.4 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2019-10-13 17:55:11,842 INFO L168 Benchmark]: Boogie Preprocessor took 97.34 ms. Allocated memory is still 204.5 MB. Free memory was 168.0 MB in the beginning and 163.2 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-10-13 17:55:11,844 INFO L168 Benchmark]: RCFGBuilder took 1215.78 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 162.6 MB in the beginning and 176.5 MB in the end (delta: -14.0 MB). Peak memory consumption was 77.5 MB. Max. memory is 7.1 GB. [2019-10-13 17:55:11,848 INFO L168 Benchmark]: TraceAbstraction took 10513.29 ms. Allocated memory was 237.0 MB in the beginning and 366.0 MB in the end (delta: 129.0 MB). Free memory was 176.5 MB in the beginning and 92.0 MB in the end (delta: 84.6 MB). Peak memory consumption was 213.5 MB. Max. memory is 7.1 GB. [2019-10-13 17:55:11,864 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 791.39 ms. Allocated memory was 146.3 MB in the beginning and 204.5 MB in the end (delta: 58.2 MB). Free memory was 102.6 MB in the beginning and 168.0 MB in the end (delta: -65.4 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.34 ms. Allocated memory is still 204.5 MB. Free memory was 168.0 MB in the beginning and 163.2 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1215.78 ms. Allocated memory was 204.5 MB in the beginning and 237.0 MB in the end (delta: 32.5 MB). Free memory was 162.6 MB in the beginning and 176.5 MB in the end (delta: -14.0 MB). Peak memory consumption was 77.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 10513.29 ms. Allocated memory was 237.0 MB in the beginning and 366.0 MB in the end (delta: 129.0 MB). Free memory was 176.5 MB in the beginning and 92.0 MB in the end (delta: 84.6 MB). Peak memory consumption was 213.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 502]: 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: 606]: Loop Invariant Derived loop invariant: (((((!(\old(a28) <= 7) || (9 <= a28 && a17 <= 8)) || (!(1 == a11) && a17 <= 8)) || !(\old(a11) <= 0)) || !(\old(a17) <= 8)) || (a28 <= 7 && a17 <= 8)) || 1 == \old(a25) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Result: SAFE, OverallTime: 10.4s, OverallIterations: 4, TraceHistogramMax: 4, AutomataDifference: 6.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, HoareTripleCheckerStatistics: 442 SDtfs, 1785 SDslu, 156 SDs, 0 SdLazy, 3391 SolverSat, 802 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 497 GetRequests, 458 SyntacticMatches, 2 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1359occurred 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: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 11 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 54 PreInvPairs, 112 NumberOfFragments, 250 HoareAnnotationTreeSize, 54 FomulaSimplifications, 1696 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1347 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 984 NumberOfCodeBlocks, 984 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 977 ConstructedInterpolants, 0 QuantifiedInterpolants, 717263 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1140 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 7 InterpolantComputations, 3 PerfectInterpolantSequences, 178/192 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...