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/eca-rers2012/Problem10_label49_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-06 21:01:40,077 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-06 21:01:40,080 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-06 21:01:40,096 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-06 21:01:40,096 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-06 21:01:40,097 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-06 21:01:40,099 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-06 21:01:40,101 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-06 21:01:40,104 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-06 21:01:40,105 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-06 21:01:40,107 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-06 21:01:40,107 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-06 21:01:40,108 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-06 21:01:40,110 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-06 21:01:40,117 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-06 21:01:40,121 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-06 21:01:40,122 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-06 21:01:40,125 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-06 21:01:40,128 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-06 21:01:40,130 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-06 21:01:40,131 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-06 21:01:40,133 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-06 21:01:40,138 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-06 21:01:40,139 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-06 21:01:40,139 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-06 21:01:40,140 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-06 21:01:40,141 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-06 21:01:40,141 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-06 21:01:40,142 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-06 21:01:40,145 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-06 21:01:40,145 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-06 21:01:40,146 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-11-06 21:01:40,149 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 21:01:40,174 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-06 21:01:40,175 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-06 21:01:40,175 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-06 21:01:40,176 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-06 21:01:40,176 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-06 21:01:40,177 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-06 21:01:40,177 INFO L133 SettingsManager]: * Use SBE=true [2018-11-06 21:01:40,177 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-06 21:01:40,177 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-06 21:01:40,178 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-06 21:01:40,178 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-06 21:01:40,178 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-06 21:01:40,178 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-06 21:01:40,178 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-06 21:01:40,179 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-06 21:01:40,180 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-06 21:01:40,180 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-06 21:01:40,180 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-06 21:01:40,180 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-06 21:01:40,181 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-06 21:01:40,182 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-06 21:01:40,182 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-06 21:01:40,182 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-06 21:01:40,182 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-06 21:01:40,183 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-06 21:01:40,183 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-06 21:01:40,183 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-06 21:01:40,183 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-06 21:01:40,244 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-06 21:01:40,258 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-06 21:01:40,263 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-06 21:01:40,265 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-06 21:01:40,265 INFO L276 PluginConnector]: CDTParser initialized [2018-11-06 21:01:40,266 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label49_true-unreach-call.c [2018-11-06 21:01:40,326 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/141a162f2/4b4a5f40c5654a179830f214e486e0dc/FLAG394689589 [2018-11-06 21:01:40,863 INFO L298 CDTParser]: Found 1 translation units. [2018-11-06 21:01:40,864 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label49_true-unreach-call.c [2018-11-06 21:01:40,878 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/141a162f2/4b4a5f40c5654a179830f214e486e0dc/FLAG394689589 [2018-11-06 21:01:40,898 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/141a162f2/4b4a5f40c5654a179830f214e486e0dc [2018-11-06 21:01:40,914 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-06 21:01:40,915 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-06 21:01:40,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-06 21:01:40,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-06 21:01:40,920 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-06 21:01:40,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:01:40" (1/1) ... [2018-11-06 21:01:40,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a6bed07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:01:40, skipping insertion in model container [2018-11-06 21:01:40,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:01:40" (1/1) ... [2018-11-06 21:01:40,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-06 21:01:40,997 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-06 21:01:41,500 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-06 21:01:41,505 INFO L189 MainTranslator]: Completed pre-run [2018-11-06 21:01:41,631 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-06 21:01:41,649 INFO L193 MainTranslator]: Completed translation [2018-11-06 21:01:41,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:01:41 WrapperNode [2018-11-06 21:01:41,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-06 21:01:41,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-06 21:01:41,651 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-06 21:01:41,651 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-06 21:01:41,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:01:41" (1/1) ... [2018-11-06 21:01:41,763 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:01:41" (1/1) ... [2018-11-06 21:01:41,830 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-06 21:01:41,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-06 21:01:41,831 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-06 21:01:41,831 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-06 21:01:41,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:01:41" (1/1) ... [2018-11-06 21:01:41,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:01:41" (1/1) ... [2018-11-06 21:01:41,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:01:41" (1/1) ... [2018-11-06 21:01:41,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:01:41" (1/1) ... [2018-11-06 21:01:41,896 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:01:41" (1/1) ... [2018-11-06 21:01:41,915 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:01:41" (1/1) ... [2018-11-06 21:01:41,938 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:01:41" (1/1) ... [2018-11-06 21:01:41,962 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-06 21:01:41,962 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-06 21:01:41,962 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-06 21:01:41,963 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-06 21:01:41,964 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:01:41" (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 21:01:42,031 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-06 21:01:42,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-06 21:01:42,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-06 21:01:44,972 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-06 21:01:44,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:01:44 BoogieIcfgContainer [2018-11-06 21:01:44,973 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-06 21:01:44,974 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-06 21:01:44,975 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-06 21:01:44,978 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-06 21:01:44,978 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:01:40" (1/3) ... [2018-11-06 21:01:44,979 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ea7027c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:01:44, skipping insertion in model container [2018-11-06 21:01:44,979 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:01:41" (2/3) ... [2018-11-06 21:01:44,980 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ea7027c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:01:44, skipping insertion in model container [2018-11-06 21:01:44,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:01:44" (3/3) ... [2018-11-06 21:01:44,982 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label49_true-unreach-call.c [2018-11-06 21:01:44,992 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-06 21:01:45,001 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-06 21:01:45,018 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-06 21:01:45,053 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-06 21:01:45,054 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-06 21:01:45,054 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-06 21:01:45,054 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-06 21:01:45,054 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-06 21:01:45,055 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-06 21:01:45,055 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-06 21:01:45,055 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-06 21:01:45,055 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-06 21:01:45,077 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-11-06 21:01:45,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-06 21:01:45,085 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:01:45,086 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] [2018-11-06 21:01:45,088 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:01:45,094 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:01:45,095 INFO L82 PathProgramCache]: Analyzing trace with hash -314381782, now seen corresponding path program 1 times [2018-11-06 21:01:45,097 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:01:45,097 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:01:45,145 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:01:45,145 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:01:45,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:01:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:01:45,449 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 21:01:45,452 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 21:01:45,453 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 21:01:45,462 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 21:01:45,475 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 21:01:45,475 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 21:01:45,477 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 4 states. [2018-11-06 21:01:47,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:01:47,873 INFO L93 Difference]: Finished difference Result 698 states and 1250 transitions. [2018-11-06 21:01:47,873 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 21:01:47,874 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 23 [2018-11-06 21:01:47,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:01:47,895 INFO L225 Difference]: With dead ends: 698 [2018-11-06 21:01:47,895 INFO L226 Difference]: Without dead ends: 484 [2018-11-06 21:01:47,900 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 21:01:47,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 484 states. [2018-11-06 21:01:47,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 484 to 484. [2018-11-06 21:01:47,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 484 states. [2018-11-06 21:01:47,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 771 transitions. [2018-11-06 21:01:47,977 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 771 transitions. Word has length 23 [2018-11-06 21:01:47,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:01:47,978 INFO L480 AbstractCegarLoop]: Abstraction has 484 states and 771 transitions. [2018-11-06 21:01:47,978 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 21:01:47,978 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 771 transitions. [2018-11-06 21:01:47,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-06 21:01:47,984 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:01:47,984 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-06 21:01:47,986 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:01:47,987 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:01:47,987 INFO L82 PathProgramCache]: Analyzing trace with hash 1704016638, now seen corresponding path program 1 times [2018-11-06 21:01:47,987 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:01:47,987 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:01:47,988 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:01:47,989 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:01:47,989 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:01:48,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:01:48,522 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 21:01:48,522 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 21:01:48,522 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-06 21:01:48,540 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:01:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:01:48,602 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 21:01:48,752 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-06 21:01:48,786 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-06 21:01:48,786 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2018-11-06 21:01:48,787 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-06 21:01:48,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-06 21:01:48,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2018-11-06 21:01:48,790 INFO L87 Difference]: Start difference. First operand 484 states and 771 transitions. Second operand 7 states. [2018-11-06 21:01:48,951 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-06 21:01:52,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:01:52,086 INFO L93 Difference]: Finished difference Result 2086 states and 3302 transitions. [2018-11-06 21:01:52,086 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-06 21:01:52,087 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 90 [2018-11-06 21:01:52,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:01:52,097 INFO L225 Difference]: With dead ends: 2086 [2018-11-06 21:01:52,098 INFO L226 Difference]: Without dead ends: 1604 [2018-11-06 21:01:52,101 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=26, Invalid=30, Unknown=0, NotChecked=0, Total=56 [2018-11-06 21:01:52,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1604 states. [2018-11-06 21:01:52,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1604 to 1604. [2018-11-06 21:01:52,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1604 states. [2018-11-06 21:01:52,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1604 states and 2347 transitions. [2018-11-06 21:01:52,161 INFO L78 Accepts]: Start accepts. Automaton has 1604 states and 2347 transitions. Word has length 90 [2018-11-06 21:01:52,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:01:52,161 INFO L480 AbstractCegarLoop]: Abstraction has 1604 states and 2347 transitions. [2018-11-06 21:01:52,162 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-06 21:01:52,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 2347 transitions. [2018-11-06 21:01:52,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-06 21:01:52,172 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:01:52,172 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-06 21:01:52,173 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:01:52,173 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:01:52,173 INFO L82 PathProgramCache]: Analyzing trace with hash 1475613716, now seen corresponding path program 1 times [2018-11-06 21:01:52,173 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:01:52,173 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:01:52,174 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:01:52,174 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:01:52,175 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:01:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:01:52,412 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-06 21:01:52,412 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 21:01:52,412 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-06 21:01:52,413 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 21:01:52,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 21:01:52,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 21:01:52,414 INFO L87 Difference]: Start difference. First operand 1604 states and 2347 transitions. Second operand 4 states. [2018-11-06 21:01:55,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:01:55,205 INFO L93 Difference]: Finished difference Result 3346 states and 4914 transitions. [2018-11-06 21:01:55,205 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 21:01:55,205 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2018-11-06 21:01:55,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:01:55,215 INFO L225 Difference]: With dead ends: 3346 [2018-11-06 21:01:55,215 INFO L226 Difference]: Without dead ends: 1884 [2018-11-06 21:01:55,218 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 21:01:55,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1884 states. [2018-11-06 21:01:55,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1884 to 1884. [2018-11-06 21:01:55,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1884 states. [2018-11-06 21:01:55,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 1884 states and 2524 transitions. [2018-11-06 21:01:55,252 INFO L78 Accepts]: Start accepts. Automaton has 1884 states and 2524 transitions. Word has length 160 [2018-11-06 21:01:55,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:01:55,252 INFO L480 AbstractCegarLoop]: Abstraction has 1884 states and 2524 transitions. [2018-11-06 21:01:55,252 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 21:01:55,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 2524 transitions. [2018-11-06 21:01:55,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-06 21:01:55,260 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:01:55,261 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-06 21:01:55,261 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:01:55,261 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:01:55,261 INFO L82 PathProgramCache]: Analyzing trace with hash -2066249425, now seen corresponding path program 1 times [2018-11-06 21:01:55,261 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:01:55,262 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:01:55,262 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:01:55,263 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:01:55,263 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:01:55,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:01:55,534 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 21:01:55,534 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 21:01:55,534 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-06 21:01:55,535 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-06 21:01:55,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-06 21:01:55,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 21:01:55,538 INFO L87 Difference]: Start difference. First operand 1884 states and 2524 transitions. Second operand 4 states. [2018-11-06 21:01:57,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:01:57,268 INFO L93 Difference]: Finished difference Result 4046 states and 5539 transitions. [2018-11-06 21:01:57,269 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-06 21:01:57,269 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 223 [2018-11-06 21:01:57,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:01:57,281 INFO L225 Difference]: With dead ends: 4046 [2018-11-06 21:01:57,281 INFO L226 Difference]: Without dead ends: 2304 [2018-11-06 21:01:57,284 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-06 21:01:57,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2304 states. [2018-11-06 21:01:57,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2304 to 2304. [2018-11-06 21:01:57,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2304 states. [2018-11-06 21:01:57,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 2304 states and 2909 transitions. [2018-11-06 21:01:57,324 INFO L78 Accepts]: Start accepts. Automaton has 2304 states and 2909 transitions. Word has length 223 [2018-11-06 21:01:57,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:01:57,325 INFO L480 AbstractCegarLoop]: Abstraction has 2304 states and 2909 transitions. [2018-11-06 21:01:57,325 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-06 21:01:57,325 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 2909 transitions. [2018-11-06 21:01:57,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-06 21:01:57,331 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:01:57,331 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 21:01:57,332 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:01:57,332 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:01:57,332 INFO L82 PathProgramCache]: Analyzing trace with hash -862004546, now seen corresponding path program 1 times [2018-11-06 21:01:57,332 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:01:57,333 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:01:57,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:01:57,334 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:01:57,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:01:57,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:01:57,795 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 21:01:57,796 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-06 21:01:57,796 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-06 21:01:57,797 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-06 21:01:57,797 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-06 21:01:57,797 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-11-06 21:01:57,798 INFO L87 Difference]: Start difference. First operand 2304 states and 2909 transitions. Second operand 5 states. [2018-11-06 21:02:01,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:02:01,247 INFO L93 Difference]: Finished difference Result 4606 states and 5830 transitions. [2018-11-06 21:02:01,247 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-06 21:02:01,247 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 232 [2018-11-06 21:02:01,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:02:01,254 INFO L225 Difference]: With dead ends: 4606 [2018-11-06 21:02:01,254 INFO L226 Difference]: Without dead ends: 1128 [2018-11-06 21:02:01,258 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-11-06 21:02:01,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1128 states. [2018-11-06 21:02:01,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1128 to 1128. [2018-11-06 21:02:01,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1128 states. [2018-11-06 21:02:01,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 1128 states and 1251 transitions. [2018-11-06 21:02:01,276 INFO L78 Accepts]: Start accepts. Automaton has 1128 states and 1251 transitions. Word has length 232 [2018-11-06 21:02:01,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:02:01,277 INFO L480 AbstractCegarLoop]: Abstraction has 1128 states and 1251 transitions. [2018-11-06 21:02:01,277 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-06 21:02:01,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1251 transitions. [2018-11-06 21:02:01,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-06 21:02:01,281 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:02:01,282 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-06 21:02:01,282 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:02:01,282 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:02:01,283 INFO L82 PathProgramCache]: Analyzing trace with hash 1972253732, now seen corresponding path program 1 times [2018-11-06 21:02:01,283 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:02:01,283 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:02:01,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:02:01,284 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:02:01,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:02:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:02:02,039 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 144 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 21:02:02,039 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 21:02:02,040 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-06 21:02:02,056 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:02:02,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:02:02,138 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 21:02:02,210 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-11-06 21:02:02,231 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-06 21:02:02,231 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2018-11-06 21:02:02,232 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-06 21:02:02,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-06 21:02:02,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-06 21:02:02,233 INFO L87 Difference]: Start difference. First operand 1128 states and 1251 transitions. Second operand 7 states. [2018-11-06 21:02:05,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:02:05,158 INFO L93 Difference]: Finished difference Result 4357 states and 4893 transitions. [2018-11-06 21:02:05,158 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-06 21:02:05,159 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 268 [2018-11-06 21:02:05,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:02:05,173 INFO L225 Difference]: With dead ends: 4357 [2018-11-06 21:02:05,174 INFO L226 Difference]: Without dead ends: 2948 [2018-11-06 21:02:05,177 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 268 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2018-11-06 21:02:05,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2948 states. [2018-11-06 21:02:05,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2948 to 2528. [2018-11-06 21:02:05,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2528 states. [2018-11-06 21:02:05,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2528 states to 2528 states and 2796 transitions. [2018-11-06 21:02:05,233 INFO L78 Accepts]: Start accepts. Automaton has 2528 states and 2796 transitions. Word has length 268 [2018-11-06 21:02:05,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:02:05,234 INFO L480 AbstractCegarLoop]: Abstraction has 2528 states and 2796 transitions. [2018-11-06 21:02:05,234 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-06 21:02:05,234 INFO L276 IsEmpty]: Start isEmpty. Operand 2528 states and 2796 transitions. [2018-11-06 21:02:05,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-06 21:02:05,242 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:02:05,242 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-06 21:02:05,242 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:02:05,243 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:02:05,243 INFO L82 PathProgramCache]: Analyzing trace with hash -980358118, now seen corresponding path program 1 times [2018-11-06 21:02:05,243 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:02:05,243 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:02:05,244 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:02:05,245 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:02:05,245 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:02:05,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:02:05,604 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 7 [2018-11-06 21:02:05,829 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 8 [2018-11-06 21:02:06,091 WARN L179 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 8 [2018-11-06 21:02:06,199 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 261 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 21:02:06,200 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 21:02:06,200 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-06 21:02:06,209 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:02:06,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:02:06,290 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 21:02:06,424 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 268 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 21:02:06,445 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-06 21:02:06,445 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 8 [2018-11-06 21:02:06,446 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-06 21:02:06,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-06 21:02:06,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-11-06 21:02:06,447 INFO L87 Difference]: Start difference. First operand 2528 states and 2796 transitions. Second operand 8 states. [2018-11-06 21:02:08,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:02:08,950 INFO L93 Difference]: Finished difference Result 5613 states and 6271 transitions. [2018-11-06 21:02:08,953 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-06 21:02:08,953 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 274 [2018-11-06 21:02:08,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:02:08,965 INFO L225 Difference]: With dead ends: 5613 [2018-11-06 21:02:08,965 INFO L226 Difference]: Without dead ends: 3227 [2018-11-06 21:02:08,968 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 283 GetRequests, 275 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=37, Invalid=53, Unknown=0, NotChecked=0, Total=90 [2018-11-06 21:02:08,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3227 states. [2018-11-06 21:02:09,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3227 to 2527. [2018-11-06 21:02:09,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2527 states. [2018-11-06 21:02:09,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2527 states to 2527 states and 2708 transitions. [2018-11-06 21:02:09,015 INFO L78 Accepts]: Start accepts. Automaton has 2527 states and 2708 transitions. Word has length 274 [2018-11-06 21:02:09,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:02:09,016 INFO L480 AbstractCegarLoop]: Abstraction has 2527 states and 2708 transitions. [2018-11-06 21:02:09,016 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-06 21:02:09,016 INFO L276 IsEmpty]: Start isEmpty. Operand 2527 states and 2708 transitions. [2018-11-06 21:02:09,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-06 21:02:09,022 INFO L367 BasicCegarLoop]: Found error trace [2018-11-06 21:02:09,022 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-06 21:02:09,023 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-06 21:02:09,023 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-06 21:02:09,023 INFO L82 PathProgramCache]: Analyzing trace with hash 1433624243, now seen corresponding path program 1 times [2018-11-06 21:02:09,023 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-06 21:02:09,023 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-06 21:02:09,024 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:02:09,024 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:02:09,024 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-06 21:02:09,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:02:09,688 WARN L179 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 8 [2018-11-06 21:02:10,045 WARN L179 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 9 [2018-11-06 21:02:10,119 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 275 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-06 21:02:10,119 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-06 21:02:10,119 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-06 21:02:10,128 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-06 21:02:10,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-06 21:02:10,199 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-06 21:02:10,529 WARN L179 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2018-11-06 21:02:10,689 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-11-06 21:02:10,722 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-06 21:02:10,722 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-11-06 21:02:10,723 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-06 21:02:10,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-06 21:02:10,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-06 21:02:10,724 INFO L87 Difference]: Start difference. First operand 2527 states and 2708 transitions. Second operand 7 states. [2018-11-06 21:02:24,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-06 21:02:24,126 INFO L93 Difference]: Finished difference Result 6869 states and 7424 transitions. [2018-11-06 21:02:24,126 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-06 21:02:24,126 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 287 [2018-11-06 21:02:24,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-06 21:02:24,127 INFO L225 Difference]: With dead ends: 6869 [2018-11-06 21:02:24,127 INFO L226 Difference]: Without dead ends: 0 [2018-11-06 21:02:24,133 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 304 GetRequests, 293 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2018-11-06 21:02:24,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-06 21:02:24,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-06 21:02:24,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-06 21:02:24,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-06 21:02:24,134 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 287 [2018-11-06 21:02:24,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-06 21:02:24,134 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-06 21:02:24,134 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-06 21:02:24,135 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-06 21:02:24,135 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-06 21:02:24,140 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-06 21:02:24,184 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:02:24,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-06 21:02:24,964 WARN L179 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 60 [2018-11-06 21:02:25,425 WARN L179 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 60 [2018-11-06 21:02:25,428 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-06 21:02:25,429 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,429 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,429 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,429 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,429 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,429 INFO L425 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,429 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-06 21:02:25,429 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-06 21:02:25,429 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-06 21:02:25,429 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-06 21:02:25,429 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-06 21:02:25,430 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-06 21:02:25,430 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-06 21:02:25,430 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-06 21:02:25,430 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-06 21:02:25,430 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-06 21:02:25,430 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-06 21:02:25,430 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,430 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,431 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,431 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,431 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,431 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-06 21:02:25,431 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-06 21:02:25,431 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-06 21:02:25,431 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-06 21:02:25,431 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-06 21:02:25,431 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-06 21:02:25,432 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-06 21:02:25,432 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-06 21:02:25,432 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-06 21:02:25,432 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-06 21:02:25,432 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-06 21:02:25,432 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-06 21:02:25,432 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-06 21:02:25,432 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-06 21:02:25,433 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,433 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,433 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,433 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,433 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,433 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-06 21:02:25,433 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-06 21:02:25,433 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-06 21:02:25,433 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-06 21:02:25,434 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-06 21:02:25,434 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-06 21:02:25,434 INFO L421 ceAbstractionStarter]: At program point L573(lines 20 574) the Hoare annotation is: (let ((.cse6 (= ~a10~0 1))) (let ((.cse7 (<= (+ ~a1~0 437977) 0)) (.cse2 (= ~a12~0 0)) (.cse5 (= ~a19~0 8)) (.cse3 (= ~a4~0 14)) (.cse4 (not (= ~a10~0 2))) (.cse11 (= ~a10~0 0)) (.cse0 (<= 1 ~a10~0)) (.cse1 (= ~a19~0 9)) (.cse10 (or (<= ~a1~0 218) .cse6))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5) .cse6 (and .cse7 .cse5) (and (exists ((v_prenex_1 Int)) (let ((.cse8 (* 9 v_prenex_1))) (let ((.cse9 (div .cse8 10))) (and (= 0 (mod .cse8 10)) (<= 0 .cse9) (<= ~a1~0 (+ (mod .cse9 25) 12)))))) .cse5 (< 0 (+ ~a1~0 13))) (and .cse10 (or .cse11 (and .cse4 .cse7 (not .cse1)))) (and (not .cse5) (<= ~a19~0 8)) (and (< 218 ~a1~0) .cse2 .cse5 .cse3) (and .cse4 .cse0 .cse1) (and .cse1 .cse11) (and .cse0 .cse1 .cse10)))) [2018-11-06 21:02:25,434 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-06 21:02:25,434 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-06 21:02:25,435 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-06 21:02:25,435 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-06 21:02:25,435 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,435 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,435 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,435 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,435 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,435 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-06 21:02:25,435 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-06 21:02:25,436 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-06 21:02:25,436 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-06 21:02:25,436 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-06 21:02:25,436 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-06 21:02:25,436 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-06 21:02:25,436 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-06 21:02:25,436 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-06 21:02:25,436 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-06 21:02:25,436 INFO L428 ceAbstractionStarter]: At program point L576(lines 576 592) the Hoare annotation is: true [2018-11-06 21:02:25,436 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-06 21:02:25,437 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-06 21:02:25,437 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-06 21:02:25,437 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,437 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,437 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,437 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,437 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,437 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-06 21:02:25,437 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-06 21:02:25,438 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-06 21:02:25,438 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-06 21:02:25,438 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-06 21:02:25,438 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-06 21:02:25,438 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-06 21:02:25,438 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 70) no Hoare annotation was computed. [2018-11-06 21:02:25,438 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-06 21:02:25,439 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-06 21:02:25,439 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,439 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,439 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,439 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,439 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,439 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-06 21:02:25,439 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-06 21:02:25,440 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-06 21:02:25,440 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-06 21:02:25,440 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-06 21:02:25,440 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-06 21:02:25,440 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-06 21:02:25,440 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-06 21:02:25,440 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-06 21:02:25,440 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-06 21:02:25,440 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-06 21:02:25,440 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-11-06 21:02:25,441 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-06 21:02:25,441 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-11-06 21:02:25,441 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (let ((.cse6 (= ~a10~0 1))) (let ((.cse7 (<= (+ ~a1~0 437977) 0)) (.cse2 (= ~a12~0 0)) (.cse5 (= ~a19~0 8)) (.cse3 (= ~a4~0 14)) (.cse4 (not (= ~a10~0 2))) (.cse11 (= ~a10~0 0)) (.cse0 (<= 1 ~a10~0)) (.cse1 (= ~a19~0 9)) (.cse10 (or (<= ~a1~0 218) .cse6))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5) .cse6 (and .cse7 .cse5) (and (exists ((v_prenex_1 Int)) (let ((.cse8 (* 9 v_prenex_1))) (let ((.cse9 (div .cse8 10))) (and (= 0 (mod .cse8 10)) (<= 0 .cse9) (<= ~a1~0 (+ (mod .cse9 25) 12)))))) .cse5 (< 0 (+ ~a1~0 13))) (and .cse10 (or .cse11 (and .cse4 .cse7 (not .cse1)))) (and (not .cse5) (<= ~a19~0 8)) (and (< 218 ~a1~0) .cse2 .cse5 .cse3) (and .cse4 .cse0 .cse1) (and .cse1 .cse11) (and .cse0 .cse1 .cse10)))) [2018-11-06 21:02:25,441 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-06 21:02:25,441 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,441 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,441 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,442 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,442 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,442 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-06 21:02:25,442 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,442 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-06 21:02:25,442 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-06 21:02:25,442 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-06 21:02:25,442 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-06 21:02:25,442 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-06 21:02:25,442 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-06 21:02:25,443 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-06 21:02:25,443 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-06 21:02:25,443 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-06 21:02:25,443 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-06 21:02:25,443 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-06 21:02:25,443 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-06 21:02:25,443 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-06 21:02:25,443 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,443 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,444 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,444 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,444 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,444 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,444 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-06 21:02:25,444 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-06 21:02:25,444 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-06 21:02:25,444 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-06 21:02:25,444 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-06 21:02:25,444 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-06 21:02:25,445 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-06 21:02:25,445 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-06 21:02:25,445 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-06 21:02:25,445 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-06 21:02:25,445 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-06 21:02:25,445 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-06 21:02:25,445 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-06 21:02:25,445 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-06 21:02:25,445 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-06 21:02:25,445 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-06 21:02:25,445 INFO L425 ceAbstractionStarter]: For program point L192(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,445 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,445 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,446 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,446 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,446 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,446 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-06 21:02:25,446 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-06 21:02:25,446 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-06 21:02:25,446 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-06 21:02:25,446 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-06 21:02:25,446 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-06 21:02:25,446 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-06 21:02:25,446 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-06 21:02:25,446 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-06 21:02:25,447 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-06 21:02:25,447 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-06 21:02:25,447 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-06 21:02:25,447 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-06 21:02:25,447 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-06 21:02:25,447 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,447 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,447 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,447 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,448 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,448 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,448 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-06 21:02:25,448 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-06 21:02:25,448 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-06 21:02:25,448 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-06 21:02:25,448 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-06 21:02:25,448 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-06 21:02:25,449 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-06 21:02:25,449 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-06 21:02:25,449 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-06 21:02:25,449 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-06 21:02:25,449 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-06 21:02:25,449 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-11-06 21:02:25,449 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-06 21:02:25,450 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,450 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,450 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,450 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,450 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,451 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 574) no Hoare annotation was computed. [2018-11-06 21:02:25,451 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-06 21:02:25,451 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-06 21:02:25,451 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-06 21:02:25,451 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-06 21:02:25,451 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-06 21:02:25,451 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-06 21:02:25,451 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-06 21:02:25,451 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-06 21:02:25,451 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-06 21:02:25,452 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-06 21:02:25,452 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-06 21:02:25,452 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-06 21:02:25,461 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-06 21:02:25,463 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-06 21:02:25,463 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-06 21:02:25,472 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-06 21:02:25,472 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-06 21:02:25,473 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-06 21:02:25,475 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-06 21:02:25,475 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-06 21:02:25,475 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-06 21:02:25,477 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-06 21:02:25,477 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-06 21:02:25,477 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-06 21:02:25,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 09:02:25 BoogieIcfgContainer [2018-11-06 21:02:25,481 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-06 21:02:25,482 INFO L168 Benchmark]: Toolchain (without parser) took 44567.69 ms. Allocated memory was 1.5 GB in the beginning and 2.7 GB in the end (delta: 1.2 GB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -636.9 MB). Peak memory consumption was 548.0 MB. Max. memory is 7.1 GB. [2018-11-06 21:02:25,483 INFO L168 Benchmark]: CDTParser took 0.21 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 21:02:25,484 INFO L168 Benchmark]: CACSL2BoogieTranslator took 734.39 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-11-06 21:02:25,485 INFO L168 Benchmark]: Boogie Procedure Inliner took 179.29 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 752.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -829.2 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. [2018-11-06 21:02:25,486 INFO L168 Benchmark]: Boogie Preprocessor took 131.22 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-06 21:02:25,487 INFO L168 Benchmark]: RCFGBuilder took 3011.32 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: 130.2 MB). Peak memory consumption was 130.2 MB. Max. memory is 7.1 GB. [2018-11-06 21:02:25,487 INFO L168 Benchmark]: TraceAbstraction took 40506.69 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 432.0 MB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 30.4 MB). Peak memory consumption was 462.5 MB. Max. memory is 7.1 GB. [2018-11-06 21:02:25,493 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 734.39 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 179.29 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 752.9 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -829.2 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 131.22 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3011.32 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: 130.2 MB). Peak memory consumption was 130.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 40506.69 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 432.0 MB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 30.4 MB). Peak memory consumption was 462.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 70]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant [2018-11-06 21:02:25,503 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-06 21:02:25,504 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-06 21:02:25,504 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-06 21:02:25,505 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-06 21:02:25,505 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-06 21:02:25,506 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] Derived loop invariant: ((((((((((((1 <= a10 && a19 == 9) && a12 == 0) && a4 == 14) || (!(a10 == 2) && a19 == 8)) || a10 == 1) || (a1 + 437977 <= 0 && a19 == 8)) || (((\exists v_prenex_1 : int :: (0 == 9 * v_prenex_1 % 10 && 0 <= 9 * v_prenex_1 / 10) && a1 <= 9 * v_prenex_1 / 10 % 25 + 12) && a19 == 8) && 0 < a1 + 13)) || ((a1 <= 218 || a10 == 1) && (a10 == 0 || ((!(a10 == 2) && a1 + 437977 <= 0) && !(a19 == 9))))) || (!(a19 == 8) && a19 <= 8)) || (((218 < a1 && a12 == 0) && a19 == 8) && a4 == 14)) || ((!(a10 == 2) && 1 <= a10) && a19 == 9)) || (a19 == 9 && a10 == 0)) || ((1 <= a10 && a19 == 9) && (a1 <= 218 || a10 == 1)) - InvariantResult [Line: 20]: Loop Invariant [2018-11-06 21:02:25,507 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-06 21:02:25,507 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-06 21:02:25,507 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-06 21:02:25,509 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-06 21:02:25,509 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] [2018-11-06 21:02:25,509 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_1,QUANTIFIED] Derived loop invariant: ((((((((((((1 <= a10 && a19 == 9) && a12 == 0) && a4 == 14) || (!(a10 == 2) && a19 == 8)) || a10 == 1) || (a1 + 437977 <= 0 && a19 == 8)) || (((\exists v_prenex_1 : int :: (0 == 9 * v_prenex_1 % 10 && 0 <= 9 * v_prenex_1 / 10) && a1 <= 9 * v_prenex_1 / 10 % 25 + 12) && a19 == 8) && 0 < a1 + 13)) || ((a1 <= 218 || a10 == 1) && (a10 == 0 || ((!(a10 == 2) && a1 + 437977 <= 0) && !(a19 == 9))))) || (!(a19 == 8) && a19 <= 8)) || (((218 < a1 && a12 == 0) && a19 == 8) && a4 == 14)) || ((!(a10 == 2) && 1 <= a10) && a19 == 9)) || (a19 == 9 && a10 == 0)) || ((1 <= a10 && a19 == 9) && (a1 <= 218 || a10 == 1)) - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 207 locations, 1 error locations. SAFE Result, 40.4s OverallTime, 8 OverallIterations, 4 TraceHistogramMax, 32.6s AutomataDifference, 0.0s DeadEndRemovalTime, 1.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 926 SDtfs, 5242 SDslu, 627 SDs, 0 SdLazy, 12698 SolverSat, 1871 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 28.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 974 GetRequests, 932 SyntacticMatches, 2 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2528occurred in iteration=6, 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: 0.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 1120 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 92 NumberOfFragments, 299 HoareAnnotationTreeSize, 3 FomulaSimplifications, 2528 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 686 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.6s InterpolantComputationTime, 2476 NumberOfCodeBlocks, 2476 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2464 ConstructedInterpolants, 21 QuantifiedInterpolants, 2353523 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1305 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 12 InterpolantComputations, 8 PerfectInterpolantSequences, 1748/1774 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...