java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UTaipan-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/Problem14_label05_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d380424 [2018-10-24 16:28:05,219 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-24 16:28:05,221 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-24 16:28:05,233 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-24 16:28:05,233 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-24 16:28:05,234 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-24 16:28:05,236 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-24 16:28:05,237 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-24 16:28:05,247 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-24 16:28:05,248 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-24 16:28:05,249 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-24 16:28:05,249 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-24 16:28:05,250 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-24 16:28:05,251 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-24 16:28:05,252 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-24 16:28:05,253 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-24 16:28:05,254 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-24 16:28:05,256 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-24 16:28:05,258 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-24 16:28:05,259 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-24 16:28:05,261 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-24 16:28:05,262 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-24 16:28:05,264 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-24 16:28:05,273 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-10-24 16:28:05,293 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-24 16:28:05,293 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-24 16:28:05,294 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-24 16:28:05,294 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-24 16:28:05,298 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-24 16:28:05,298 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-24 16:28:05,298 INFO L133 SettingsManager]: * Use SBE=true [2018-10-24 16:28:05,299 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-24 16:28:05,299 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-24 16:28:05,299 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-24 16:28:05,299 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-24 16:28:05,300 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-24 16:28:05,300 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-24 16:28:05,300 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-24 16:28:05,300 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-24 16:28:05,300 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-24 16:28:05,301 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-24 16:28:05,302 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-24 16:28:05,302 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-24 16:28:05,302 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-24 16:28:05,302 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-24 16:28:05,302 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-24 16:28:05,303 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-24 16:28:05,303 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-24 16:28:05,303 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-24 16:28:05,303 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-24 16:28:05,303 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-24 16:28:05,303 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-24 16:28:05,357 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-24 16:28:05,372 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-24 16:28:05,376 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-24 16:28:05,377 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-24 16:28:05,378 INFO L276 PluginConnector]: CDTParser initialized [2018-10-24 16:28:05,379 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label05_true-unreach-call_false-termination.c [2018-10-24 16:28:05,449 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/a97ab3ad6/2bf9474883d84e21ada09859da0cd769/FLAG7201e8c00 [2018-10-24 16:28:06,037 INFO L298 CDTParser]: Found 1 translation units. [2018-10-24 16:28:06,038 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label05_true-unreach-call_false-termination.c [2018-10-24 16:28:06,052 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/a97ab3ad6/2bf9474883d84e21ada09859da0cd769/FLAG7201e8c00 [2018-10-24 16:28:06,068 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UTaipan-linux/data/a97ab3ad6/2bf9474883d84e21ada09859da0cd769 [2018-10-24 16:28:06,081 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-24 16:28:06,084 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-10-24 16:28:06,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-24 16:28:06,086 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-24 16:28:06,090 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-24 16:28:06,091 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:28:06" (1/1) ... [2018-10-24 16:28:06,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11290b0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:28:06, skipping insertion in model container [2018-10-24 16:28:06,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:28:06" (1/1) ... [2018-10-24 16:28:06,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-24 16:28:06,180 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-24 16:28:06,791 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 16:28:06,796 INFO L189 MainTranslator]: Completed pre-run [2018-10-24 16:28:06,941 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-24 16:28:06,959 INFO L193 MainTranslator]: Completed translation [2018-10-24 16:28:06,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:28:06 WrapperNode [2018-10-24 16:28:06,959 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-24 16:28:06,960 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-24 16:28:06,961 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-24 16:28:06,961 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-24 16:28:06,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:28:06" (1/1) ... [2018-10-24 16:28:07,005 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:28:06" (1/1) ... [2018-10-24 16:28:07,195 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-24 16:28:07,195 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-24 16:28:07,196 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-24 16:28:07,196 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-24 16:28:07,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:28:06" (1/1) ... [2018-10-24 16:28:07,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:28:06" (1/1) ... [2018-10-24 16:28:07,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:28:06" (1/1) ... [2018-10-24 16:28:07,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:28:06" (1/1) ... [2018-10-24 16:28:07,248 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:28:06" (1/1) ... [2018-10-24 16:28:07,268 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:28:06" (1/1) ... [2018-10-24 16:28:07,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:28:06" (1/1) ... [2018-10-24 16:28:07,305 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-24 16:28:07,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-24 16:28:07,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-24 16:28:07,306 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-24 16:28:07,307 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:28:06" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-24 16:28:07,371 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-24 16:28:07,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-24 16:28:07,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-24 16:28:10,848 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-24 16:28:10,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:28:10 BoogieIcfgContainer [2018-10-24 16:28:10,851 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-24 16:28:10,851 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-24 16:28:10,852 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-24 16:28:10,857 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-24 16:28:10,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 04:28:06" (1/3) ... [2018-10-24 16:28:10,858 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f144de5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:28:10, skipping insertion in model container [2018-10-24 16:28:10,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:28:06" (2/3) ... [2018-10-24 16:28:10,859 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f144de5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:28:10, skipping insertion in model container [2018-10-24 16:28:10,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:28:10" (3/3) ... [2018-10-24 16:28:10,861 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem14_label05_true-unreach-call_false-termination.c [2018-10-24 16:28:10,870 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-24 16:28:10,878 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-24 16:28:10,895 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-24 16:28:10,933 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-24 16:28:10,933 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-24 16:28:10,934 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-24 16:28:10,934 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-24 16:28:10,934 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-24 16:28:10,934 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-24 16:28:10,934 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-24 16:28:10,935 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-24 16:28:10,935 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-24 16:28:10,959 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states. [2018-10-24 16:28:10,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-10-24 16:28:10,970 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:28:10,972 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:28:10,974 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:28:10,979 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:28:10,979 INFO L82 PathProgramCache]: Analyzing trace with hash -344880110, now seen corresponding path program 1 times [2018-10-24 16:28:10,981 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:28:10,982 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:28:11,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:28:11,038 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:28:11,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:28:11,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:28:11,500 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-24 16:28:11,666 WARN L179 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 12 [2018-10-24 16:28:11,792 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 17 [2018-10-24 16:28:11,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 16:28:11,845 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:28:11,845 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-10-24 16:28:11,850 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-24 16:28:11,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-24 16:28:11,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-10-24 16:28:11,870 INFO L87 Difference]: Start difference. First operand 246 states. Second operand 6 states. [2018-10-24 16:28:17,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:28:17,667 INFO L93 Difference]: Finished difference Result 1220 states and 2282 transitions. [2018-10-24 16:28:17,667 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-24 16:28:17,669 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 64 [2018-10-24 16:28:17,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:28:17,700 INFO L225 Difference]: With dead ends: 1220 [2018-10-24 16:28:17,701 INFO L226 Difference]: Without dead ends: 961 [2018-10-24 16:28:17,707 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2018-10-24 16:28:17,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 961 states. [2018-10-24 16:28:17,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 961 to 780. [2018-10-24 16:28:17,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 780 states. [2018-10-24 16:28:17,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 780 states and 1138 transitions. [2018-10-24 16:28:17,818 INFO L78 Accepts]: Start accepts. Automaton has 780 states and 1138 transitions. Word has length 64 [2018-10-24 16:28:17,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:28:17,819 INFO L481 AbstractCegarLoop]: Abstraction has 780 states and 1138 transitions. [2018-10-24 16:28:17,819 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-24 16:28:17,821 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1138 transitions. [2018-10-24 16:28:17,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-24 16:28:17,829 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:28:17,829 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-24 16:28:17,829 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:28:17,830 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:28:17,830 INFO L82 PathProgramCache]: Analyzing trace with hash -1891015646, now seen corresponding path program 1 times [2018-10-24 16:28:17,830 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:28:17,830 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:28:17,831 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:28:17,831 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:28:17,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:28:17,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:28:18,077 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 16:28:18,077 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:28:18,077 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 16:28:18,081 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:28:18,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:28:18,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:28:18,082 INFO L87 Difference]: Start difference. First operand 780 states and 1138 transitions. Second operand 4 states. [2018-10-24 16:28:21,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:28:21,337 INFO L93 Difference]: Finished difference Result 2095 states and 3135 transitions. [2018-10-24 16:28:21,337 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:28:21,338 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 131 [2018-10-24 16:28:21,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:28:21,347 INFO L225 Difference]: With dead ends: 2095 [2018-10-24 16:28:21,348 INFO L226 Difference]: Without dead ends: 1317 [2018-10-24 16:28:21,351 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:28:21,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1317 states. [2018-10-24 16:28:21,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1317 to 1317. [2018-10-24 16:28:21,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1317 states. [2018-10-24 16:28:21,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 1317 states and 1789 transitions. [2018-10-24 16:28:21,384 INFO L78 Accepts]: Start accepts. Automaton has 1317 states and 1789 transitions. Word has length 131 [2018-10-24 16:28:21,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:28:21,385 INFO L481 AbstractCegarLoop]: Abstraction has 1317 states and 1789 transitions. [2018-10-24 16:28:21,385 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:28:21,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1789 transitions. [2018-10-24 16:28:21,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-24 16:28:21,390 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:28:21,390 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-10-24 16:28:21,390 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:28:21,391 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:28:21,391 INFO L82 PathProgramCache]: Analyzing trace with hash 216776831, now seen corresponding path program 1 times [2018-10-24 16:28:21,391 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:28:21,391 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:28:21,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:28:21,392 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:28:21,393 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:28:21,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:28:21,736 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 16:28:21,736 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 16:28:21,737 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-24 16:28:21,752 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:28:21,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:28:21,831 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 16:28:21,997 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-24 16:28:22,036 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 16:28:22,037 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2018-10-24 16:28:22,037 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-24 16:28:22,038 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-24 16:28:22,038 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2018-10-24 16:28:22,038 INFO L87 Difference]: Start difference. First operand 1317 states and 1789 transitions. Second operand 6 states. [2018-10-24 16:28:23,799 WARN L179 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 15 [2018-10-24 16:28:28,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:28:28,730 INFO L93 Difference]: Finished difference Result 4617 states and 6698 transitions. [2018-10-24 16:28:28,731 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-24 16:28:28,732 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 145 [2018-10-24 16:28:28,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:28:28,747 INFO L225 Difference]: With dead ends: 4617 [2018-10-24 16:28:28,748 INFO L226 Difference]: Without dead ends: 3121 [2018-10-24 16:28:28,750 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 145 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2018-10-24 16:28:28,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3121 states. [2018-10-24 16:28:28,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3121 to 2211. [2018-10-24 16:28:28,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2211 states. [2018-10-24 16:28:28,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 2211 states and 2560 transitions. [2018-10-24 16:28:28,798 INFO L78 Accepts]: Start accepts. Automaton has 2211 states and 2560 transitions. Word has length 145 [2018-10-24 16:28:28,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:28:28,799 INFO L481 AbstractCegarLoop]: Abstraction has 2211 states and 2560 transitions. [2018-10-24 16:28:28,799 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-24 16:28:28,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 2560 transitions. [2018-10-24 16:28:28,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-10-24 16:28:28,806 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:28:28,806 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-10-24 16:28:28,806 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:28:28,807 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:28:28,807 INFO L82 PathProgramCache]: Analyzing trace with hash 2051324540, now seen corresponding path program 1 times [2018-10-24 16:28:28,807 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:28:28,807 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:28:28,808 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:28:28,808 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:28:28,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:28:28,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:28:29,217 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2018-10-24 16:28:29,218 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:28:29,218 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 16:28:29,219 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:28:29,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:28:29,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:28:29,219 INFO L87 Difference]: Start difference. First operand 2211 states and 2560 transitions. Second operand 4 states. [2018-10-24 16:28:30,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:28:30,720 INFO L93 Difference]: Finished difference Result 6031 states and 7278 transitions. [2018-10-24 16:28:30,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:28:30,720 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 347 [2018-10-24 16:28:30,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:28:30,739 INFO L225 Difference]: With dead ends: 6031 [2018-10-24 16:28:30,739 INFO L226 Difference]: Without dead ends: 4001 [2018-10-24 16:28:30,743 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:28:30,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4001 states. [2018-10-24 16:28:30,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4001 to 4001. [2018-10-24 16:28:30,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4001 states. [2018-10-24 16:28:30,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 4001 states and 4655 transitions. [2018-10-24 16:28:30,816 INFO L78 Accepts]: Start accepts. Automaton has 4001 states and 4655 transitions. Word has length 347 [2018-10-24 16:28:30,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:28:30,818 INFO L481 AbstractCegarLoop]: Abstraction has 4001 states and 4655 transitions. [2018-10-24 16:28:30,818 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:28:30,818 INFO L276 IsEmpty]: Start isEmpty. Operand 4001 states and 4655 transitions. [2018-10-24 16:28:30,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 604 [2018-10-24 16:28:30,837 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:28:30,837 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:28:30,838 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:28:30,838 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:28:30,838 INFO L82 PathProgramCache]: Analyzing trace with hash -1993191881, now seen corresponding path program 1 times [2018-10-24 16:28:30,838 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:28:30,838 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:28:30,839 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:28:30,840 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:28:30,840 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:28:30,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:28:31,514 WARN L179 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 8 [2018-10-24 16:28:31,799 INFO L134 CoverageAnalysis]: Checked inductivity of 926 backedges. 759 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2018-10-24 16:28:31,799 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:28:31,800 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 16:28:31,800 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:28:31,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:28:31,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:28:31,801 INFO L87 Difference]: Start difference. First operand 4001 states and 4655 transitions. Second operand 4 states. [2018-10-24 16:28:33,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:28:33,103 INFO L93 Difference]: Finished difference Result 8895 states and 10461 transitions. [2018-10-24 16:28:33,105 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:28:33,105 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 603 [2018-10-24 16:28:33,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:28:33,126 INFO L225 Difference]: With dead ends: 8895 [2018-10-24 16:28:33,127 INFO L226 Difference]: Without dead ends: 5075 [2018-10-24 16:28:33,133 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:28:33,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5075 states. [2018-10-24 16:28:33,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5075 to 5075. [2018-10-24 16:28:33,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5075 states. [2018-10-24 16:28:33,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5075 states to 5075 states and 5671 transitions. [2018-10-24 16:28:33,213 INFO L78 Accepts]: Start accepts. Automaton has 5075 states and 5671 transitions. Word has length 603 [2018-10-24 16:28:33,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:28:33,214 INFO L481 AbstractCegarLoop]: Abstraction has 5075 states and 5671 transitions. [2018-10-24 16:28:33,214 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:28:33,214 INFO L276 IsEmpty]: Start isEmpty. Operand 5075 states and 5671 transitions. [2018-10-24 16:28:33,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 631 [2018-10-24 16:28:33,234 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:28:33,235 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2018-10-24 16:28:33,235 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:28:33,235 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:28:33,235 INFO L82 PathProgramCache]: Analyzing trace with hash 1904276079, now seen corresponding path program 1 times [2018-10-24 16:28:33,236 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:28:33,236 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:28:33,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:28:33,237 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:28:33,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:28:33,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:28:33,829 WARN L179 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 12 [2018-10-24 16:28:34,116 WARN L179 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 15 [2018-10-24 16:28:34,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1254 backedges. 773 proven. 46 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2018-10-24 16:28:34,688 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 16:28:34,688 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-24 16:28:34,696 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:28:34,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:28:34,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 16:28:35,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1254 backedges. 796 proven. 23 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2018-10-24 16:28:35,498 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-10-24 16:28:35,499 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2018-10-24 16:28:35,501 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-24 16:28:35,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-24 16:28:35,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2018-10-24 16:28:35,503 INFO L87 Difference]: Start difference. First operand 5075 states and 5671 transitions. Second operand 9 states. [2018-10-24 16:28:37,489 WARN L179 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 15 [2018-10-24 16:28:40,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:28:40,326 INFO L93 Difference]: Finished difference Result 10232 states and 11426 transitions. [2018-10-24 16:28:40,335 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-10-24 16:28:40,335 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 630 [2018-10-24 16:28:40,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:28:40,355 INFO L225 Difference]: With dead ends: 10232 [2018-10-24 16:28:40,355 INFO L226 Difference]: Without dead ends: 5158 [2018-10-24 16:28:40,362 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 639 GetRequests, 628 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=51, Invalid=81, Unknown=0, NotChecked=0, Total=132 [2018-10-24 16:28:40,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5158 states. [2018-10-24 16:28:40,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5158 to 4895. [2018-10-24 16:28:40,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4895 states. [2018-10-24 16:28:40,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4895 states to 4895 states and 5468 transitions. [2018-10-24 16:28:40,438 INFO L78 Accepts]: Start accepts. Automaton has 4895 states and 5468 transitions. Word has length 630 [2018-10-24 16:28:40,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:28:40,439 INFO L481 AbstractCegarLoop]: Abstraction has 4895 states and 5468 transitions. [2018-10-24 16:28:40,439 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-24 16:28:40,439 INFO L276 IsEmpty]: Start isEmpty. Operand 4895 states and 5468 transitions. [2018-10-24 16:28:40,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 718 [2018-10-24 16:28:40,466 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:28:40,466 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:28:40,467 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:28:40,467 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:28:40,467 INFO L82 PathProgramCache]: Analyzing trace with hash -13208779, now seen corresponding path program 1 times [2018-10-24 16:28:40,467 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:28:40,467 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:28:40,468 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:28:40,468 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:28:40,468 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:28:40,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:28:41,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1428 backedges. 1049 proven. 0 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2018-10-24 16:28:41,087 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:28:41,087 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 16:28:41,088 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 16:28:41,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 16:28:41,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 16:28:41,088 INFO L87 Difference]: Start difference. First operand 4895 states and 5468 transitions. Second operand 3 states. [2018-10-24 16:28:41,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:28:41,954 INFO L93 Difference]: Finished difference Result 11396 states and 12893 transitions. [2018-10-24 16:28:41,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 16:28:41,954 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 717 [2018-10-24 16:28:41,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:28:41,981 INFO L225 Difference]: With dead ends: 11396 [2018-10-24 16:28:41,981 INFO L226 Difference]: Without dead ends: 6682 [2018-10-24 16:28:41,987 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 16:28:41,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6682 states. [2018-10-24 16:28:42,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6682 to 6682. [2018-10-24 16:28:42,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6682 states. [2018-10-24 16:28:42,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6682 states to 6682 states and 7517 transitions. [2018-10-24 16:28:42,085 INFO L78 Accepts]: Start accepts. Automaton has 6682 states and 7517 transitions. Word has length 717 [2018-10-24 16:28:42,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:28:42,086 INFO L481 AbstractCegarLoop]: Abstraction has 6682 states and 7517 transitions. [2018-10-24 16:28:42,086 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 16:28:42,086 INFO L276 IsEmpty]: Start isEmpty. Operand 6682 states and 7517 transitions. [2018-10-24 16:28:42,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 721 [2018-10-24 16:28:42,101 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:28:42,101 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 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] [2018-10-24 16:28:42,102 INFO L424 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:28:42,102 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:28:42,102 INFO L82 PathProgramCache]: Analyzing trace with hash 1349925749, now seen corresponding path program 1 times [2018-10-24 16:28:42,102 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:28:42,103 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:28:42,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:28:42,103 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:28:42,104 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:28:42,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:28:42,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1793 backedges. 1136 proven. 0 refuted. 0 times theorem prover too weak. 657 trivial. 0 not checked. [2018-10-24 16:28:42,938 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:28:42,938 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-24 16:28:42,938 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-24 16:28:42,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-24 16:28:42,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-24 16:28:42,939 INFO L87 Difference]: Start difference. First operand 6682 states and 7517 transitions. Second operand 7 states. [2018-10-24 16:28:44,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:28:44,837 INFO L93 Difference]: Finished difference Result 13418 states and 15115 transitions. [2018-10-24 16:28:44,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-10-24 16:28:44,837 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 720 [2018-10-24 16:28:44,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:28:44,862 INFO L225 Difference]: With dead ends: 13418 [2018-10-24 16:28:44,863 INFO L226 Difference]: Without dead ends: 6321 [2018-10-24 16:28:44,869 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-10-24 16:28:44,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6321 states. [2018-10-24 16:28:44,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6321 to 6142. [2018-10-24 16:28:44,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6142 states. [2018-10-24 16:28:44,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6142 states to 6142 states and 6846 transitions. [2018-10-24 16:28:44,947 INFO L78 Accepts]: Start accepts. Automaton has 6142 states and 6846 transitions. Word has length 720 [2018-10-24 16:28:44,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:28:44,948 INFO L481 AbstractCegarLoop]: Abstraction has 6142 states and 6846 transitions. [2018-10-24 16:28:44,948 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-24 16:28:44,948 INFO L276 IsEmpty]: Start isEmpty. Operand 6142 states and 6846 transitions. [2018-10-24 16:28:44,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 791 [2018-10-24 16:28:44,961 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:28:44,962 INFO L375 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-24 16:28:44,962 INFO L424 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:28:44,963 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:28:44,963 INFO L82 PathProgramCache]: Analyzing trace with hash -1212222210, now seen corresponding path program 1 times [2018-10-24 16:28:44,963 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:28:44,963 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:28:44,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:28:44,964 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:28:44,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:28:45,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:28:45,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1854 backedges. 1263 proven. 0 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2018-10-24 16:28:45,604 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:28:45,604 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-24 16:28:45,605 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-24 16:28:45,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-24 16:28:45,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 16:28:45,605 INFO L87 Difference]: Start difference. First operand 6142 states and 6846 transitions. Second operand 3 states. [2018-10-24 16:28:46,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:28:46,823 INFO L93 Difference]: Finished difference Result 13714 states and 15359 transitions. [2018-10-24 16:28:46,823 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-24 16:28:46,823 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 790 [2018-10-24 16:28:46,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:28:46,838 INFO L225 Difference]: With dead ends: 13714 [2018-10-24 16:28:46,838 INFO L226 Difference]: Without dead ends: 7753 [2018-10-24 16:28:46,844 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-24 16:28:46,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7753 states. [2018-10-24 16:28:46,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7753 to 7753. [2018-10-24 16:28:46,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7753 states. [2018-10-24 16:28:46,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7753 states to 7753 states and 8602 transitions. [2018-10-24 16:28:46,922 INFO L78 Accepts]: Start accepts. Automaton has 7753 states and 8602 transitions. Word has length 790 [2018-10-24 16:28:46,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:28:46,923 INFO L481 AbstractCegarLoop]: Abstraction has 7753 states and 8602 transitions. [2018-10-24 16:28:46,923 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-24 16:28:46,923 INFO L276 IsEmpty]: Start isEmpty. Operand 7753 states and 8602 transitions. [2018-10-24 16:28:46,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 947 [2018-10-24 16:28:46,939 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:28:46,940 INFO L375 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 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, 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] [2018-10-24 16:28:46,941 INFO L424 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:28:46,941 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:28:46,941 INFO L82 PathProgramCache]: Analyzing trace with hash 312134825, now seen corresponding path program 1 times [2018-10-24 16:28:46,941 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:28:46,941 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:28:46,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:28:46,942 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:28:46,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:28:47,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:28:48,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2621 backedges. 1704 proven. 0 refuted. 0 times theorem prover too weak. 917 trivial. 0 not checked. [2018-10-24 16:28:48,124 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-24 16:28:48,124 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-24 16:28:48,125 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-24 16:28:48,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-24 16:28:48,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:28:48,126 INFO L87 Difference]: Start difference. First operand 7753 states and 8602 transitions. Second operand 4 states. [2018-10-24 16:28:49,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:28:49,555 INFO L93 Difference]: Finished difference Result 16936 states and 18942 transitions. [2018-10-24 16:28:49,555 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-24 16:28:49,555 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 946 [2018-10-24 16:28:49,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:28:49,571 INFO L225 Difference]: With dead ends: 16936 [2018-10-24 16:28:49,572 INFO L226 Difference]: Without dead ends: 9364 [2018-10-24 16:28:49,579 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-10-24 16:28:49,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9364 states. [2018-10-24 16:28:49,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9364 to 9364. [2018-10-24 16:28:49,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9364 states. [2018-10-24 16:28:49,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9364 states to 9364 states and 10220 transitions. [2018-10-24 16:28:49,687 INFO L78 Accepts]: Start accepts. Automaton has 9364 states and 10220 transitions. Word has length 946 [2018-10-24 16:28:49,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:28:49,688 INFO L481 AbstractCegarLoop]: Abstraction has 9364 states and 10220 transitions. [2018-10-24 16:28:49,688 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-24 16:28:49,688 INFO L276 IsEmpty]: Start isEmpty. Operand 9364 states and 10220 transitions. [2018-10-24 16:28:49,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1041 [2018-10-24 16:28:49,710 INFO L367 BasicCegarLoop]: Found error trace [2018-10-24 16:28:49,711 INFO L375 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 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, 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] [2018-10-24 16:28:49,711 INFO L424 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-24 16:28:49,711 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-24 16:28:49,712 INFO L82 PathProgramCache]: Analyzing trace with hash -1868001901, now seen corresponding path program 1 times [2018-10-24 16:28:49,712 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-10-24 16:28:49,712 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-10-24 16:28:49,713 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:28:49,713 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:28:49,713 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-24 16:28:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:28:50,301 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-24 16:28:50,528 WARN L179 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-24 16:28:50,709 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-10-24 16:28:50,887 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-10-24 16:28:52,408 INFO L134 CoverageAnalysis]: Checked inductivity of 3229 backedges. 2143 proven. 201 refuted. 0 times theorem prover too weak. 885 trivial. 0 not checked. [2018-10-24 16:28:52,408 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-24 16:28:52,408 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UTaipan-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 [2018-10-24 16:28:52,416 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-24 16:28:52,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-24 16:28:52,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-24 16:28:53,467 INFO L134 CoverageAnalysis]: Checked inductivity of 3229 backedges. 1270 proven. 0 refuted. 0 times theorem prover too weak. 1959 trivial. 0 not checked. [2018-10-24 16:28:53,501 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-10-24 16:28:53,502 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2018-10-24 16:28:53,504 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-24 16:28:53,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-24 16:28:53,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2018-10-24 16:28:53,505 INFO L87 Difference]: Start difference. First operand 9364 states and 10220 transitions. Second operand 9 states. [2018-10-24 16:28:56,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-24 16:28:56,880 INFO L93 Difference]: Finished difference Result 18905 states and 20653 transitions. [2018-10-24 16:28:56,880 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-10-24 16:28:56,880 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1040 [2018-10-24 16:28:56,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-24 16:28:56,882 INFO L225 Difference]: With dead ends: 18905 [2018-10-24 16:28:56,882 INFO L226 Difference]: Without dead ends: 0 [2018-10-24 16:28:56,894 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 1050 GetRequests, 1041 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=44, Invalid=66, Unknown=0, NotChecked=0, Total=110 [2018-10-24 16:28:56,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-24 16:28:56,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-24 16:28:56,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-24 16:28:56,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-24 16:28:56,895 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1040 [2018-10-24 16:28:56,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-24 16:28:56,896 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-24 16:28:56,896 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-24 16:28:56,896 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-24 16:28:56,896 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-24 16:28:56,901 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-24 16:28:56,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:56,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:56,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:56,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:56,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:56,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:56,957 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:56,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:56,961 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:56,964 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:56,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:56,974 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:56,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:56,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:56,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:56,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:56,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:57,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:57,006 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:57,017 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 112 [2018-10-24 16:28:57,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:57,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:57,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:57,056 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:57,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:57,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:57,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:57,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:57,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:57,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:57,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:57,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:57,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:57,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:57,083 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:57,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:57,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:57,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:57,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-10-24 16:28:57,124 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 112 [2018-10-24 16:28:58,201 WARN L179 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 99 DAG size of output: 40 [2018-10-24 16:28:58,663 WARN L179 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 40 [2018-10-24 16:28:58,668 INFO L425 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2018-10-24 16:28:58,668 INFO L425 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2018-10-24 16:28:58,668 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,668 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,668 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,668 INFO L425 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2018-10-24 16:28:58,668 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-10-24 16:28:58,668 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-10-24 16:28:58,669 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-10-24 16:28:58,669 INFO L425 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2018-10-24 16:28:58,669 INFO L425 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2018-10-24 16:28:58,669 INFO L425 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2018-10-24 16:28:58,669 INFO L425 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2018-10-24 16:28:58,669 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,669 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,669 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,669 INFO L425 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2018-10-24 16:28:58,669 INFO L425 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2018-10-24 16:28:58,669 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-10-24 16:28:58,670 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-10-24 16:28:58,670 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-10-24 16:28:58,670 INFO L425 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2018-10-24 16:28:58,670 INFO L425 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2018-10-24 16:28:58,670 INFO L425 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2018-10-24 16:28:58,670 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,670 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,670 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,670 INFO L425 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2018-10-24 16:28:58,670 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-10-24 16:28:58,670 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-10-24 16:28:58,671 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-10-24 16:28:58,671 INFO L425 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2018-10-24 16:28:58,671 INFO L425 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2018-10-24 16:28:58,671 INFO L425 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2018-10-24 16:28:58,671 INFO L425 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2018-10-24 16:28:58,671 INFO L425 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2018-10-24 16:28:58,671 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,672 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,672 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,672 INFO L425 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2018-10-24 16:28:58,672 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-10-24 16:28:58,672 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-10-24 16:28:58,672 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-10-24 16:28:58,672 INFO L425 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2018-10-24 16:28:58,673 INFO L425 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2018-10-24 16:28:58,673 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2018-10-24 16:28:58,673 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,673 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,673 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,673 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2018-10-24 16:28:58,673 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-10-24 16:28:58,673 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-10-24 16:28:58,674 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-10-24 16:28:58,674 INFO L425 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2018-10-24 16:28:58,674 INFO L425 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2018-10-24 16:28:58,674 INFO L425 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2018-10-24 16:28:58,674 INFO L425 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2018-10-24 16:28:58,674 INFO L425 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2018-10-24 16:28:58,674 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,675 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,675 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,675 INFO L425 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2018-10-24 16:28:58,675 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-10-24 16:28:58,675 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-10-24 16:28:58,675 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-10-24 16:28:58,675 INFO L425 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2018-10-24 16:28:58,676 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2018-10-24 16:28:58,676 INFO L425 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2018-10-24 16:28:58,676 INFO L425 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2018-10-24 16:28:58,676 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,676 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,676 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,676 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-10-24 16:28:58,676 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-10-24 16:28:58,677 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-10-24 16:28:58,677 INFO L425 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2018-10-24 16:28:58,677 INFO L425 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2018-10-24 16:28:58,677 INFO L425 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2018-10-24 16:28:58,677 INFO L425 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2018-10-24 16:28:58,677 INFO L425 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2018-10-24 16:28:58,677 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,677 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,677 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,677 INFO L425 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2018-10-24 16:28:58,678 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2018-10-24 16:28:58,678 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-24 16:28:58,678 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-10-24 16:28:58,678 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-10-24 16:28:58,678 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-10-24 16:28:58,678 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2018-10-24 16:28:58,678 INFO L425 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2018-10-24 16:28:58,678 INFO L425 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2018-10-24 16:28:58,678 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,678 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,678 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,679 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-10-24 16:28:58,679 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-10-24 16:28:58,679 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-10-24 16:28:58,679 INFO L425 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2018-10-24 16:28:58,679 INFO L425 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2018-10-24 16:28:58,679 INFO L425 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2018-10-24 16:28:58,679 INFO L425 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2018-10-24 16:28:58,679 INFO L425 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2018-10-24 16:28:58,679 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,679 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,679 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,680 INFO L425 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2018-10-24 16:28:58,680 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2018-10-24 16:28:58,680 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-10-24 16:28:58,680 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-10-24 16:28:58,680 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-10-24 16:28:58,680 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2018-10-24 16:28:58,680 INFO L425 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-10-24 16:28:58,680 INFO L425 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2018-10-24 16:28:58,680 INFO L425 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2018-10-24 16:28:58,680 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,680 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,681 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,681 INFO L425 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2018-10-24 16:28:58,681 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 193) no Hoare annotation was computed. [2018-10-24 16:28:58,681 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-10-24 16:28:58,681 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-10-24 16:28:58,681 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-10-24 16:28:58,681 INFO L425 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2018-10-24 16:28:58,681 INFO L425 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2018-10-24 16:28:58,681 INFO L425 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2018-10-24 16:28:58,681 INFO L425 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2018-10-24 16:28:58,682 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,682 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,682 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,682 INFO L425 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2018-10-24 16:28:58,682 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-10-24 16:28:58,682 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-10-24 16:28:58,682 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-10-24 16:28:58,682 INFO L425 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2018-10-24 16:28:58,682 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2018-10-24 16:28:58,682 INFO L425 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2018-10-24 16:28:58,682 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2018-10-24 16:28:58,683 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,683 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,683 INFO L425 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2018-10-24 16:28:58,683 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-10-24 16:28:58,683 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-10-24 16:28:58,683 INFO L425 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2018-10-24 16:28:58,683 INFO L425 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2018-10-24 16:28:58,683 INFO L425 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2018-10-24 16:28:58,683 INFO L425 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2018-10-24 16:28:58,683 INFO L425 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2018-10-24 16:28:58,683 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,683 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,684 INFO L425 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2018-10-24 16:28:58,684 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-10-24 16:28:58,684 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-10-24 16:28:58,684 INFO L425 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2018-10-24 16:28:58,684 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2018-10-24 16:28:58,684 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2018-10-24 16:28:58,684 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,684 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,685 INFO L421 ceAbstractionStarter]: At program point L871(lines 20 872) the Hoare annotation is: (let ((.cse0 (not (= ~a15~0 5))) (.cse6 (<= (+ ~a12~0 43) 0)) (.cse4 (not (= ~a21~0 9))) (.cse5 (not (= 7 ~a21~0))) (.cse2 (= ~a21~0 8)) (.cse1 (= ~a24~0 1)) (.cse3 (<= ~a15~0 8))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse4 .cse5 .cse0 .cse1 (<= ~a12~0 11)) (and (<= ~a12~0 80) .cse1 (or (< 11 ~a12~0) .cse6) .cse3) (and .cse0 .cse1 (< 80 ~a12~0)) (and (= ~a21~0 6) .cse6 .cse3) (and .cse4 .cse5 (not .cse2) .cse1 .cse3))) [2018-10-24 16:28:58,685 INFO L425 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2018-10-24 16:28:58,685 INFO L425 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2018-10-24 16:28:58,686 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-10-24 16:28:58,686 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-10-24 16:28:58,686 INFO L425 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2018-10-24 16:28:58,686 INFO L425 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2018-10-24 16:28:58,686 INFO L425 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2018-10-24 16:28:58,686 INFO L425 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2018-10-24 16:28:58,686 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,686 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,687 INFO L428 ceAbstractionStarter]: At program point L874(lines 874 890) the Hoare annotation is: true [2018-10-24 16:28:58,687 INFO L425 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2018-10-24 16:28:58,687 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2018-10-24 16:28:58,687 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-10-24 16:28:58,687 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-10-24 16:28:58,687 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2018-10-24 16:28:58,687 INFO L425 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2018-10-24 16:28:58,687 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2018-10-24 16:28:58,687 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,688 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,688 INFO L425 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2018-10-24 16:28:58,688 INFO L425 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2018-10-24 16:28:58,688 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-10-24 16:28:58,688 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-10-24 16:28:58,688 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-10-24 16:28:58,688 INFO L425 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2018-10-24 16:28:58,688 INFO L425 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2018-10-24 16:28:58,688 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,688 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,688 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-10-24 16:28:58,688 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,689 INFO L425 ceAbstractionStarter]: For program point L880-1(lines 880 889) no Hoare annotation was computed. [2018-10-24 16:28:58,689 INFO L425 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2018-10-24 16:28:58,689 INFO L421 ceAbstractionStarter]: At program point L880-3(lines 880 889) the Hoare annotation is: (let ((.cse0 (not (= ~a15~0 5))) (.cse6 (<= (+ ~a12~0 43) 0)) (.cse4 (not (= ~a21~0 9))) (.cse5 (not (= 7 ~a21~0))) (.cse2 (= ~a21~0 8)) (.cse1 (= ~a24~0 1)) (.cse3 (<= ~a15~0 8))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse1 .cse3) (and .cse4 .cse5 .cse0 .cse1 (<= ~a12~0 11)) (and (<= ~a12~0 80) .cse1 (or (< 11 ~a12~0) .cse6) .cse3) (and .cse0 .cse1 (< 80 ~a12~0)) (and (= ~a21~0 6) .cse6 .cse3) (and .cse4 .cse5 (not .cse2) .cse1 .cse3))) [2018-10-24 16:28:58,689 INFO L425 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2018-10-24 16:28:58,689 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2018-10-24 16:28:58,689 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-10-24 16:28:58,690 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-10-24 16:28:58,690 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-10-24 16:28:58,690 INFO L425 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2018-10-24 16:28:58,690 INFO L425 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2018-10-24 16:28:58,690 INFO L425 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2018-10-24 16:28:58,690 INFO L425 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2018-10-24 16:28:58,690 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,690 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,691 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,691 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2018-10-24 16:28:58,691 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-10-24 16:28:58,691 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-10-24 16:28:58,691 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-10-24 16:28:58,691 INFO L425 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2018-10-24 16:28:58,691 INFO L425 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2018-10-24 16:28:58,692 INFO L425 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2018-10-24 16:28:58,692 INFO L425 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2018-10-24 16:28:58,692 INFO L425 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2018-10-24 16:28:58,692 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,692 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,692 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,692 INFO L425 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2018-10-24 16:28:58,692 INFO L425 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2018-10-24 16:28:58,693 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-10-24 16:28:58,693 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-10-24 16:28:58,693 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-24 16:28:58,693 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-10-24 16:28:58,693 INFO L425 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2018-10-24 16:28:58,693 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2018-10-24 16:28:58,693 INFO L425 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2018-10-24 16:28:58,693 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,693 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,693 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,693 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2018-10-24 16:28:58,694 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-10-24 16:28:58,694 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-10-24 16:28:58,694 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-10-24 16:28:58,694 INFO L425 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2018-10-24 16:28:58,694 INFO L425 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2018-10-24 16:28:58,694 INFO L425 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2018-10-24 16:28:58,694 INFO L425 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2018-10-24 16:28:58,694 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2018-10-24 16:28:58,694 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,694 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,695 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 872) no Hoare annotation was computed. [2018-10-24 16:28:58,695 INFO L425 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2018-10-24 16:28:58,695 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-10-24 16:28:58,695 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-10-24 16:28:58,695 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-10-24 16:28:58,695 INFO L425 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2018-10-24 16:28:58,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 04:28:58 BoogieIcfgContainer [2018-10-24 16:28:58,716 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-24 16:28:58,718 INFO L168 Benchmark]: Toolchain (without parser) took 52635.84 ms. Allocated memory was 1.5 GB in the beginning and 3.6 GB in the end (delta: 2.1 GB). Free memory was 1.4 GB in the beginning and 1.7 GB in the end (delta: -266.4 MB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2018-10-24 16:28:58,720 INFO L168 Benchmark]: CDTParser took 0.25 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. [2018-10-24 16:28:58,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 875.33 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: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 7.1 GB. [2018-10-24 16:28:58,721 INFO L168 Benchmark]: Boogie Procedure Inliner took 234.53 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 756.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -856.2 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. [2018-10-24 16:28:58,722 INFO L168 Benchmark]: Boogie Preprocessor took 109.47 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2018-10-24 16:28:58,723 INFO L168 Benchmark]: RCFGBuilder took 3545.40 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: 129.6 MB). Peak memory consumption was 129.6 MB. Max. memory is 7.1 GB. [2018-10-24 16:28:58,724 INFO L168 Benchmark]: TraceAbstraction took 47864.85 ms. Allocated memory was 2.3 GB in the beginning and 3.6 GB in the end (delta: 1.3 GB). Free memory was 2.1 GB in the beginning and 1.7 GB in the end (delta: 392.5 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. [2018-10-24 16:28:58,730 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 875.33 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: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 234.53 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 756.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -856.2 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.47 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3545.40 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: 129.6 MB). Peak memory consumption was 129.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 47864.85 ms. Allocated memory was 2.3 GB in the beginning and 3.6 GB in the end (delta: 1.3 GB). Free memory was 2.1 GB in the beginning and 1.7 GB in the end (delta: 392.5 MB). Peak memory consumption was 1.7 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 193]: 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: 880]: Loop Invariant Derived loop invariant: (((((((!(a15 == 5) && a24 == 1) && a21 == 8) || ((!(a15 == 5) && a24 == 1) && a15 <= 8)) || ((((!(a21 == 9) && !(7 == a21)) && !(a15 == 5)) && a24 == 1) && a12 <= 11)) || (((a12 <= 80 && a24 == 1) && (11 < a12 || a12 + 43 <= 0)) && a15 <= 8)) || ((!(a15 == 5) && a24 == 1) && 80 < a12)) || ((a21 == 6 && a12 + 43 <= 0) && a15 <= 8)) || ((((!(a21 == 9) && !(7 == a21)) && !(a21 == 8)) && a24 == 1) && a15 <= 8) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((((((!(a15 == 5) && a24 == 1) && a21 == 8) || ((!(a15 == 5) && a24 == 1) && a15 <= 8)) || ((((!(a21 == 9) && !(7 == a21)) && !(a15 == 5)) && a24 == 1) && a12 <= 11)) || (((a12 <= 80 && a24 == 1) && (11 < a12 || a12 + 43 <= 0)) && a15 <= 8)) || ((!(a15 == 5) && a24 == 1) && 80 < a12)) || ((a21 == 6 && a12 + 43 <= 0) && a15 <= 8)) || ((((!(a21 == 9) && !(7 == a21)) && !(a21 == 8)) && a24 == 1) && a15 <= 8) - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 246 locations, 1 error locations. SAFE Result, 47.7s OverallTime, 11 OverallIterations, 9 TraceHistogramMax, 32.4s AutomataDifference, 0.0s DeadEndRemovalTime, 1.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 1766 SDtfs, 7121 SDslu, 1157 SDs, 0 SdLazy, 15433 SolverSat, 2752 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 26.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1881 GetRequests, 1828 SyntacticMatches, 8 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9364occurred in iteration=10, 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: 0.7s AutomataMinimizationTime, 11 MinimizatonAttempts, 1533 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 132 NumberOfFragments, 207 HoareAnnotationTreeSize, 3 FomulaSimplifications, 4620 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 3 FomulaSimplificationsInter, 2348 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 7.2s InterpolantComputationTime, 7948 NumberOfCodeBlocks, 7948 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 7934 ConstructedInterpolants, 0 QuantifiedInterpolants, 17936274 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2247 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 14 InterpolantComputations, 10 PerfectInterpolantSequences, 17925/18200 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...