java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loops/veris.c_OpenSER__cases1_stripFullBoth_arr_true-unreach-call_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-06 22:40:06,088 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-06 22:40:06,092 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-06 22:40:06,104 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-06 22:40:06,104 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-06 22:40:06,105 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-06 22:40:06,107 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-06 22:40:06,109 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-06 22:40:06,110 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-06 22:40:06,111 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-06 22:40:06,112 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-06 22:40:06,112 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-06 22:40:06,113 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-06 22:40:06,114 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-06 22:40:06,115 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-06 22:40:06,116 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-06 22:40:06,117 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-06 22:40:06,119 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-06 22:40:06,121 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-06 22:40:06,122 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-06 22:40:06,123 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-06 22:40:06,125 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-06 22:40:06,127 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-06 22:40:06,136 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-11-06 22:40:06,151 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-06 22:40:06,151 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-06 22:40:06,152 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-06 22:40:06,152 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-06 22:40:06,153 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-06 22:40:06,153 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-06 22:40:06,153 INFO L133 SettingsManager]: * Use SBE=true [2018-11-06 22:40:06,153 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-06 22:40:06,153 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-06 22:40:06,154 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-06 22:40:06,154 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-06 22:40:06,154 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-06 22:40:06,154 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-06 22:40:06,154 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-06 22:40:06,154 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-06 22:40:06,155 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-06 22:40:06,155 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-06 22:40:06,155 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-06 22:40:06,155 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-06 22:40:06,155 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-06 22:40:06,156 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-06 22:40:06,156 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-06 22:40:06,156 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-06 22:40:06,156 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-06 22:40:06,156 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-06 22:40:06,157 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-06 22:40:06,157 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-06 22:40:06,157 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-06 22:40:06,217 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-06 22:40:06,234 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-06 22:40:06,238 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-06 22:40:06,239 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-06 22:40:06,240 INFO L276 PluginConnector]: CDTParser initialized [2018-11-06 22:40:06,241 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/veris.c_OpenSER__cases1_stripFullBoth_arr_true-unreach-call_true-termination.i [2018-11-06 22:40:06,308 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4ef04131/70637dc5b2b6493888699ab8538d0eb8/FLAGa257857a0 [2018-11-06 22:40:06,821 INFO L298 CDTParser]: Found 1 translation units. [2018-11-06 22:40:06,822 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/veris.c_OpenSER__cases1_stripFullBoth_arr_true-unreach-call_true-termination.i [2018-11-06 22:40:06,830 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4ef04131/70637dc5b2b6493888699ab8538d0eb8/FLAGa257857a0 [2018-11-06 22:40:06,845 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4ef04131/70637dc5b2b6493888699ab8538d0eb8 [2018-11-06 22:40:06,856 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-06 22:40:06,857 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-06 22:40:06,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-06 22:40:06,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-06 22:40:06,862 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-06 22:40:06,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:40:06" (1/1) ... [2018-11-06 22:40:06,866 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b9272d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:06, skipping insertion in model container [2018-11-06 22:40:06,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:40:06" (1/1) ... [2018-11-06 22:40:06,877 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-06 22:40:06,906 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-06 22:40:07,153 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-06 22:40:07,170 INFO L189 MainTranslator]: Completed pre-run [2018-11-06 22:40:07,216 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-06 22:40:07,249 INFO L193 MainTranslator]: Completed translation [2018-11-06 22:40:07,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:07 WrapperNode [2018-11-06 22:40:07,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-06 22:40:07,251 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-06 22:40:07,251 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-06 22:40:07,251 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-06 22:40:07,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:07" (1/1) ... [2018-11-06 22:40:07,282 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:07" (1/1) ... [2018-11-06 22:40:07,325 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-06 22:40:07,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-06 22:40:07,327 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-06 22:40:07,327 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-06 22:40:07,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:07" (1/1) ... [2018-11-06 22:40:07,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:07" (1/1) ... [2018-11-06 22:40:07,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:07" (1/1) ... [2018-11-06 22:40:07,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:07" (1/1) ... [2018-11-06 22:40:07,421 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:07" (1/1) ... [2018-11-06 22:40:07,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:07" (1/1) ... [2018-11-06 22:40:07,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:07" (1/1) ... [2018-11-06 22:40:07,443 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-06 22:40:07,443 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-06 22:40:07,443 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-06 22:40:07,447 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-06 22:40:07,448 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:07" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-06 22:40:07,510 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncpy [2018-11-06 22:40:07,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-06 22:40:07,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-06 22:40:07,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-06 22:40:07,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-06 22:40:07,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-06 22:40:07,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-06 22:40:08,150 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-06 22:40:08,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:40:08 BoogieIcfgContainer [2018-11-06 22:40:08,151 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-06 22:40:08,152 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-06 22:40:08,152 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-06 22:40:08,156 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-06 22:40:08,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:40:06" (1/3) ... [2018-11-06 22:40:08,157 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52ec27d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:40:08, skipping insertion in model container [2018-11-06 22:40:08,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:07" (2/3) ... [2018-11-06 22:40:08,158 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52ec27d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:40:08, skipping insertion in model container [2018-11-06 22:40:08,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:40:08" (3/3) ... [2018-11-06 22:40:08,160 INFO L112 eAbstractionObserver]: Analyzing ICFG veris.c_OpenSER__cases1_stripFullBoth_arr_true-unreach-call_true-termination.i [2018-11-06 22:40:08,170 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-06 22:40:08,178 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-06 22:40:08,196 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-06 22:40:08,229 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-06 22:40:08,230 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-06 22:40:08,230 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-06 22:40:08,230 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-06 22:40:08,230 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-06 22:40:08,231 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-06 22:40:08,231 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-06 22:40:08,231 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-06 22:40:08,231 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-06 22:40:08,256 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states. [2018-11-06 22:40:08,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-06 22:40:08,265 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:40:08,266 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 22:40:08,268 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:40:08,274 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:40:08,275 INFO L82 PathProgramCache]: Analyzing trace with hash -1559242447, now seen corresponding path program 1 times [2018-11-06 22:40:08,277 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:40:08,278 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:40:08,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:40:08,337 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 22:40:08,337 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:40:08,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:40:08,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 22:40:08,440 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 22:40:08,441 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-06 22:40:08,445 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-06 22:40:08,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-06 22:40:08,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-06 22:40:08,466 INFO L87 Difference]: Start difference. First operand 70 states. Second operand 2 states. [2018-11-06 22:40:08,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:40:08,503 INFO L93 Difference]: Finished difference Result 131 states and 165 transitions. [2018-11-06 22:40:08,503 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-06 22:40:08,504 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 27 [2018-11-06 22:40:08,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:40:08,518 INFO L225 Difference]: With dead ends: 131 [2018-11-06 22:40:08,518 INFO L226 Difference]: Without dead ends: 55 [2018-11-06 22:40:08,522 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-06 22:40:08,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-11-06 22:40:08,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2018-11-06 22:40:08,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-11-06 22:40:08,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 65 transitions. [2018-11-06 22:40:08,568 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 65 transitions. Word has length 27 [2018-11-06 22:40:08,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:40:08,568 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 65 transitions. [2018-11-06 22:40:08,568 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-06 22:40:08,568 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 65 transitions. [2018-11-06 22:40:08,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-06 22:40:08,570 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:40:08,570 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 22:40:08,570 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:40:08,570 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:40:08,570 INFO L82 PathProgramCache]: Analyzing trace with hash 1017861356, now seen corresponding path program 1 times [2018-11-06 22:40:08,571 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:40:08,571 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:40:08,572 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:40:08,572 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 22:40:08,572 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:40:08,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:40:08,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 22:40:08,663 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 22:40:08,663 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 22:40:08,665 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-06 22:40:08,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-06 22:40:08,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 22:40:08,666 INFO L87 Difference]: Start difference. First operand 55 states and 65 transitions. Second operand 3 states. [2018-11-06 22:40:08,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:40:08,752 INFO L93 Difference]: Finished difference Result 106 states and 126 transitions. [2018-11-06 22:40:08,753 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-06 22:40:08,753 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2018-11-06 22:40:08,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:40:08,756 INFO L225 Difference]: With dead ends: 106 [2018-11-06 22:40:08,757 INFO L226 Difference]: Without dead ends: 60 [2018-11-06 22:40:08,758 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 22:40:08,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2018-11-06 22:40:08,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 57. [2018-11-06 22:40:08,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2018-11-06 22:40:08,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 67 transitions. [2018-11-06 22:40:08,769 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 67 transitions. Word has length 35 [2018-11-06 22:40:08,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:40:08,769 INFO L480 AbstractCegarLoop]: Abstraction has 57 states and 67 transitions. [2018-11-06 22:40:08,769 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-06 22:40:08,770 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 67 transitions. [2018-11-06 22:40:08,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-06 22:40:08,771 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:40:08,771 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-06 22:40:08,771 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:40:08,772 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:40:08,772 INFO L82 PathProgramCache]: Analyzing trace with hash -491906679, now seen corresponding path program 1 times [2018-11-06 22:40:08,772 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:40:08,772 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:40:08,773 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:40:08,773 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 22:40:08,774 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:40:08,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:40:08,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-06 22:40:08,897 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 22:40:08,898 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 22:40:08,898 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-06 22:40:08,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-06 22:40:08,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 22:40:08,899 INFO L87 Difference]: Start difference. First operand 57 states and 67 transitions. Second operand 3 states. [2018-11-06 22:40:08,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:40:08,970 INFO L93 Difference]: Finished difference Result 100 states and 120 transitions. [2018-11-06 22:40:08,973 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-06 22:40:08,973 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2018-11-06 22:40:08,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:40:08,974 INFO L225 Difference]: With dead ends: 100 [2018-11-06 22:40:08,974 INFO L226 Difference]: Without dead ends: 58 [2018-11-06 22:40:08,976 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 22:40:08,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-11-06 22:40:08,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2018-11-06 22:40:08,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2018-11-06 22:40:08,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 68 transitions. [2018-11-06 22:40:08,983 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 68 transitions. Word has length 40 [2018-11-06 22:40:08,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:40:08,984 INFO L480 AbstractCegarLoop]: Abstraction has 58 states and 68 transitions. [2018-11-06 22:40:08,984 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-06 22:40:08,984 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions. [2018-11-06 22:40:08,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-06 22:40:08,985 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:40:08,985 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-06 22:40:08,986 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:40:08,986 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:40:08,986 INFO L82 PathProgramCache]: Analyzing trace with hash 785609894, now seen corresponding path program 1 times [2018-11-06 22:40:08,986 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:40:08,987 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:40:08,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:40:08,988 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 22:40:08,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:40:09,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:40:09,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-06 22:40:09,086 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 22:40:09,086 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 22:40:09,087 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-06 22:40:09,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-06 22:40:09,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 22:40:09,088 INFO L87 Difference]: Start difference. First operand 58 states and 68 transitions. Second operand 3 states. [2018-11-06 22:40:09,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:40:09,150 INFO L93 Difference]: Finished difference Result 102 states and 122 transitions. [2018-11-06 22:40:09,150 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-06 22:40:09,150 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 42 [2018-11-06 22:40:09,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:40:09,151 INFO L225 Difference]: With dead ends: 102 [2018-11-06 22:40:09,151 INFO L226 Difference]: Without dead ends: 59 [2018-11-06 22:40:09,152 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-06 22:40:09,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2018-11-06 22:40:09,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2018-11-06 22:40:09,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2018-11-06 22:40:09,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 69 transitions. [2018-11-06 22:40:09,158 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 69 transitions. Word has length 42 [2018-11-06 22:40:09,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:40:09,159 INFO L480 AbstractCegarLoop]: Abstraction has 59 states and 69 transitions. [2018-11-06 22:40:09,159 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-06 22:40:09,159 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 69 transitions. [2018-11-06 22:40:09,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-06 22:40:09,160 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 22:40:09,160 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-06 22:40:09,161 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 22:40:09,161 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 22:40:09,161 INFO L82 PathProgramCache]: Analyzing trace with hash -1734350040, now seen corresponding path program 1 times [2018-11-06 22:40:09,161 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 22:40:09,161 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 22:40:09,162 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:40:09,163 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 22:40:09,163 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 22:40:09,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 22:40:09,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-06 22:40:09,252 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 22:40:09,252 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-06 22:40:09,253 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 22:40:09,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 22:40:09,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-06 22:40:09,254 INFO L87 Difference]: Start difference. First operand 59 states and 69 transitions. Second operand 4 states. [2018-11-06 22:40:09,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 22:40:09,534 INFO L93 Difference]: Finished difference Result 97 states and 116 transitions. [2018-11-06 22:40:09,534 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-06 22:40:09,535 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 42 [2018-11-06 22:40:09,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 22:40:09,535 INFO L225 Difference]: With dead ends: 97 [2018-11-06 22:40:09,535 INFO L226 Difference]: Without dead ends: 0 [2018-11-06 22:40:09,536 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-06 22:40:09,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-06 22:40:09,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-06 22:40:09,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-06 22:40:09,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-06 22:40:09,537 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 42 [2018-11-06 22:40:09,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 22:40:09,538 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-06 22:40:09,538 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 22:40:09,538 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-06 22:40:09,538 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-06 22:40:09,542 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-06 22:40:09,592 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6) no Hoare annotation was computed. [2018-11-06 22:40:09,593 INFO L425 ceAbstractionStarter]: For program point L60-1(line 60) no Hoare annotation was computed. [2018-11-06 22:40:09,593 INFO L425 ceAbstractionStarter]: For program point L60-2(line 60) no Hoare annotation was computed. [2018-11-06 22:40:09,593 INFO L425 ceAbstractionStarter]: For program point L60-3(line 60) no Hoare annotation was computed. [2018-11-06 22:40:09,593 INFO L425 ceAbstractionStarter]: For program point L60-4(line 60) no Hoare annotation was computed. [2018-11-06 22:40:09,593 INFO L425 ceAbstractionStarter]: For program point L60-5(line 60) no Hoare annotation was computed. [2018-11-06 22:40:09,593 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-06 22:40:09,593 INFO L425 ceAbstractionStarter]: For program point L60-7(line 60) no Hoare annotation was computed. [2018-11-06 22:40:09,594 INFO L425 ceAbstractionStarter]: For program point L60-8(line 60) no Hoare annotation was computed. [2018-11-06 22:40:09,594 INFO L425 ceAbstractionStarter]: For program point L60-9(line 60) no Hoare annotation was computed. [2018-11-06 22:40:09,594 INFO L425 ceAbstractionStarter]: For program point L60-11(line 60) no Hoare annotation was computed. [2018-11-06 22:40:09,594 INFO L428 ceAbstractionStarter]: At program point L60-13(line 60) the Hoare annotation is: true [2018-11-06 22:40:09,594 INFO L425 ceAbstractionStarter]: For program point L60-14(line 60) no Hoare annotation was computed. [2018-11-06 22:40:09,594 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-11-06 22:40:09,595 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-06 22:40:09,595 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-06 22:40:09,595 INFO L425 ceAbstractionStarter]: For program point L61-1(line 61) no Hoare annotation was computed. [2018-11-06 22:40:09,595 INFO L425 ceAbstractionStarter]: For program point L61-2(line 61) no Hoare annotation was computed. [2018-11-06 22:40:09,595 INFO L425 ceAbstractionStarter]: For program point L61-4(line 61) no Hoare annotation was computed. [2018-11-06 22:40:09,595 INFO L425 ceAbstractionStarter]: For program point L61-6(lines 55 73) no Hoare annotation was computed. [2018-11-06 22:40:09,595 INFO L425 ceAbstractionStarter]: For program point L53-1(lines 53 74) no Hoare annotation was computed. [2018-11-06 22:40:09,596 INFO L421 ceAbstractionStarter]: At program point L53-3(lines 53 74) the Hoare annotation is: (or (= ULTIMATE.start___VERIFIER_assert_~cond 1) (< ULTIMATE.start_parse_expression_list_~j~0 (+ ULTIMATE.start_parse_expression_list_~start~0 1))) [2018-11-06 22:40:09,596 INFO L425 ceAbstractionStarter]: For program point L53-4(lines 53 74) no Hoare annotation was computed. [2018-11-06 22:40:09,596 INFO L428 ceAbstractionStarter]: At program point L87(lines 77 88) the Hoare annotation is: true [2018-11-06 22:40:09,596 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-06 22:40:09,596 INFO L425 ceAbstractionStarter]: For program point L79-1(line 79) no Hoare annotation was computed. [2018-11-06 22:40:09,596 INFO L425 ceAbstractionStarter]: For program point L79-2(line 79) no Hoare annotation was computed. [2018-11-06 22:40:09,596 INFO L425 ceAbstractionStarter]: For program point L79-3(line 79) no Hoare annotation was computed. [2018-11-06 22:40:09,597 INFO L425 ceAbstractionStarter]: For program point L5(lines 5 7) no Hoare annotation was computed. [2018-11-06 22:40:09,597 INFO L421 ceAbstractionStarter]: At program point L5-2(lines 4 9) the Hoare annotation is: (and (= ULTIMATE.start___VERIFIER_assert_~cond 1) (< ULTIMATE.start_parse_expression_list_~j~0 (+ ULTIMATE.start_parse_expression_list_~start~0 1))) [2018-11-06 22:40:09,597 INFO L425 ceAbstractionStarter]: For program point L63(lines 63 65) no Hoare annotation was computed. [2018-11-06 22:40:09,597 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-06 22:40:09,597 INFO L425 ceAbstractionStarter]: For program point L55-1(line 55) no Hoare annotation was computed. [2018-11-06 22:40:09,597 INFO L425 ceAbstractionStarter]: For program point L55-2(lines 55 73) no Hoare annotation was computed. [2018-11-06 22:40:09,598 INFO L425 ceAbstractionStarter]: For program point L6(line 6) no Hoare annotation was computed. [2018-11-06 22:40:09,598 INFO L425 ceAbstractionStarter]: For program point L56(line 56) no Hoare annotation was computed. [2018-11-06 22:40:09,598 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 81 83) no Hoare annotation was computed. [2018-11-06 22:40:09,598 INFO L425 ceAbstractionStarter]: For program point L81-3(lines 81 83) no Hoare annotation was computed. [2018-11-06 22:40:09,598 INFO L428 ceAbstractionStarter]: At program point L81-4(lines 81 83) the Hoare annotation is: true [2018-11-06 22:40:09,598 INFO L425 ceAbstractionStarter]: For program point L81-5(lines 81 83) no Hoare annotation was computed. [2018-11-06 22:40:09,598 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-11-06 22:40:09,599 INFO L425 ceAbstractionStarter]: For program point L57-1(line 57) no Hoare annotation was computed. [2018-11-06 22:40:09,599 INFO L425 ceAbstractionStarter]: For program point L57-2(line 57) no Hoare annotation was computed. [2018-11-06 22:40:09,599 INFO L425 ceAbstractionStarter]: For program point L57-3(line 57) no Hoare annotation was computed. [2018-11-06 22:40:09,599 INFO L425 ceAbstractionStarter]: For program point L57-5(line 57) no Hoare annotation was computed. [2018-11-06 22:40:09,599 INFO L425 ceAbstractionStarter]: For program point L57-6(line 57) no Hoare annotation was computed. [2018-11-06 22:40:09,599 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-06 22:40:09,600 INFO L425 ceAbstractionStarter]: For program point L57-7(line 57) no Hoare annotation was computed. [2018-11-06 22:40:09,600 INFO L425 ceAbstractionStarter]: For program point L82-1(line 82) no Hoare annotation was computed. [2018-11-06 22:40:09,600 INFO L421 ceAbstractionStarter]: At program point L57-9(line 57) the Hoare annotation is: (or (= ULTIMATE.start___VERIFIER_assert_~cond 1) (< ULTIMATE.start_parse_expression_list_~j~0 (+ ULTIMATE.start_parse_expression_list_~start~0 1))) [2018-11-06 22:40:09,600 INFO L425 ceAbstractionStarter]: For program point L57-10(line 57) no Hoare annotation was computed. [2018-11-06 22:40:09,600 INFO L425 ceAbstractionStarter]: For program point L74(lines 53 74) no Hoare annotation was computed. [2018-11-06 22:40:09,601 INFO L425 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-11-06 22:40:09,601 INFO L425 ceAbstractionStarter]: For program point L66-1(line 66) no Hoare annotation was computed. [2018-11-06 22:40:09,601 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-06 22:40:09,601 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-06 22:40:09,601 INFO L425 ceAbstractionStarter]: For program point L58-2(line 58) no Hoare annotation was computed. [2018-11-06 22:40:09,601 INFO L428 ceAbstractionStarter]: At program point L75(lines 48 76) the Hoare annotation is: true [2018-11-06 22:40:09,602 INFO L425 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-11-06 22:40:09,602 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 49 76) no Hoare annotation was computed. [2018-11-06 22:40:09,602 INFO L425 ceAbstractionStarter]: For program point L51-2(line 51) no Hoare annotation was computed. [2018-11-06 22:40:09,602 INFO L425 ceAbstractionStarter]: For program point L51-3(line 51) no Hoare annotation was computed. [2018-11-06 22:40:09,602 INFO L425 ceAbstractionStarter]: For program point L51-4(line 51) no Hoare annotation was computed. [2018-11-06 22:40:09,602 INFO L425 ceAbstractionStarter]: For program point L51-5(line 51) no Hoare annotation was computed. [2018-11-06 22:40:09,602 INFO L425 ceAbstractionStarter]: For program point L51-6(line 51) no Hoare annotation was computed. [2018-11-06 22:40:09,603 INFO L425 ceAbstractionStarter]: For program point L51-7(line 51) no Hoare annotation was computed. [2018-11-06 22:40:09,603 INFO L425 ceAbstractionStarter]: For program point L51-8(line 51) no Hoare annotation was computed. [2018-11-06 22:40:09,603 INFO L425 ceAbstractionStarter]: For program point L51-9(line 51) no Hoare annotation was computed. [2018-11-06 22:40:09,603 INFO L425 ceAbstractionStarter]: For program point L68(line 68) no Hoare annotation was computed. [2018-11-06 22:40:09,603 INFO L425 ceAbstractionStarter]: For program point L68-1(lines 62 71) no Hoare annotation was computed. [2018-11-06 22:40:09,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:40:09 BoogieIcfgContainer [2018-11-06 22:40:09,618 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-06 22:40:09,618 INFO L168 Benchmark]: Toolchain (without parser) took 2762.05 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 729.3 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -681.9 MB). Peak memory consumption was 47.4 MB. Max. memory is 7.1 GB. [2018-11-06 22:40:09,620 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-06 22:40:09,621 INFO L168 Benchmark]: CACSL2BoogieTranslator took 391.70 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-11-06 22:40:09,622 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.57 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-06 22:40:09,622 INFO L168 Benchmark]: Boogie Preprocessor took 117.43 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 729.3 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -788.5 MB). Peak memory consumption was 15.1 MB. Max. memory is 7.1 GB. [2018-11-06 22:40:09,623 INFO L168 Benchmark]: RCFGBuilder took 707.79 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. [2018-11-06 22:40:09,624 INFO L168 Benchmark]: TraceAbstraction took 1465.61 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 68.2 MB). Peak memory consumption was 68.2 MB. Max. memory is 7.1 GB. [2018-11-06 22:40:09,630 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 391.70 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 74.57 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 117.43 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 729.3 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -788.5 MB). Peak memory consumption was 15.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 707.79 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1465.61 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 68.2 MB). Peak memory consumption was 68.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 6]: 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: 60]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: cond == 1 || j < start + 1 - InvariantResult [Line: 48]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 77]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: cond == 1 || j < start + 1 - InvariantResult [Line: 81]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4]: Loop Invariant Derived loop invariant: cond == 1 && j < start + 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 70 locations, 1 error locations. SAFE Result, 1.3s OverallTime, 5 OverallIterations, 2 TraceHistogramMax, 0.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 372 SDtfs, 75 SDslu, 280 SDs, 0 SdLazy, 60 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=70occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 7 PreInvPairs, 17 NumberOfFragments, 31 HoareAnnotationTreeSize, 7 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 186 NumberOfCodeBlocks, 186 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 181 ConstructedInterpolants, 0 QuantifiedInterpolants, 7302 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 6/6 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...