java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem19_label13_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dd2f093 [2018-07-24 03:32:47,065 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-24 03:32:47,067 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-24 03:32:47,084 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-24 03:32:47,084 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-24 03:32:47,086 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-24 03:32:47,088 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-24 03:32:47,089 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-24 03:32:47,092 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-24 03:32:47,099 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-24 03:32:47,100 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-24 03:32:47,101 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-24 03:32:47,103 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-24 03:32:47,104 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-24 03:32:47,105 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-24 03:32:47,106 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-24 03:32:47,109 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-24 03:32:47,111 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-24 03:32:47,115 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-24 03:32:47,119 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-24 03:32:47,120 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-24 03:32:47,123 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-24 03:32:47,127 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-24 03:32:47,128 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-24 03:32:47,128 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-24 03:32:47,129 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-24 03:32:47,129 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-24 03:32:47,130 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-24 03:32:47,132 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-24 03:32:47,133 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-24 03:32:47,133 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-24 03:32:47,137 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-24 03:32:47,137 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-24 03:32:47,137 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-24 03:32:47,142 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-24 03:32:47,143 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-24 03:32:47,144 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-07-24 03:32:47,165 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-24 03:32:47,167 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-24 03:32:47,168 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-24 03:32:47,168 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-07-24 03:32:47,169 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-07-24 03:32:47,171 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-07-24 03:32:47,172 INFO L133 SettingsManager]: * Use SBE=true [2018-07-24 03:32:47,172 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-24 03:32:47,172 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-24 03:32:47,173 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-24 03:32:47,173 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-24 03:32:47,173 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-24 03:32:47,173 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-24 03:32:47,173 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-24 03:32:47,173 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-24 03:32:47,174 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-24 03:32:47,174 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-24 03:32:47,174 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-24 03:32:47,174 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-24 03:32:47,174 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-24 03:32:47,175 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-24 03:32:47,175 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-24 03:32:47,175 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-24 03:32:47,175 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-07-24 03:32:47,177 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-24 03:32:47,177 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-24 03:32:47,177 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-24 03:32:47,177 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-07-24 03:32:47,233 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-24 03:32:47,244 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-24 03:32:47,248 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-24 03:32:47,250 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-24 03:32:47,250 INFO L276 PluginConnector]: CDTParser initialized [2018-07-24 03:32:47,251 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem19_label13_true-unreach-call.c [2018-07-24 03:32:47,604 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec8c4b7eb/eb750453541644aca6607035f8b2caf3/FLAGaeb4bb9e2 [2018-07-24 03:32:48,195 INFO L276 CDTParser]: Found 1 translation units. [2018-07-24 03:32:48,196 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem19_label13_true-unreach-call.c [2018-07-24 03:32:48,240 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec8c4b7eb/eb750453541644aca6607035f8b2caf3/FLAGaeb4bb9e2 [2018-07-24 03:32:48,261 INFO L332 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec8c4b7eb/eb750453541644aca6607035f8b2caf3 [2018-07-24 03:32:48,274 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-24 03:32:48,277 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-07-24 03:32:48,278 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-24 03:32:48,278 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-24 03:32:48,286 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-24 03:32:48,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.07 03:32:48" (1/1) ... [2018-07-24 03:32:48,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47dbc58b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:32:48, skipping insertion in model container [2018-07-24 03:32:48,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.07 03:32:48" (1/1) ... [2018-07-24 03:32:48,815 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-24 03:32:50,448 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-24 03:32:50,466 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-07-24 03:32:51,648 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-24 03:32:52,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:32:52 WrapperNode [2018-07-24 03:32:52,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-24 03:32:52,322 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-24 03:32:52,323 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-24 03:32:52,323 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-24 03:32:52,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:32:52" (1/1) ... [2018-07-24 03:32:52,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:32:52" (1/1) ... [2018-07-24 03:32:53,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-24 03:32:53,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-24 03:32:53,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-24 03:32:53,117 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-24 03:32:54,974 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:32:52" (1/1) ... [2018-07-24 03:32:54,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:32:52" (1/1) ... [2018-07-24 03:32:55,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:32:52" (1/1) ... [2018-07-24 03:32:55,104 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:32:52" (1/1) ... [2018-07-24 03:32:55,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:32:52" (1/1) ... [2018-07-24 03:32:55,402 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:32:52" (1/1) ... [2018-07-24 03:32:55,499 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:32:52" (1/1) ... [2018-07-24 03:32:55,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-24 03:32:55,601 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-24 03:32:55,601 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-24 03:32:55,602 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-24 03:32:55,602 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:32:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-24 03:32:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-07-24 03:32:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-24 03:32:55,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-24 03:33:19,328 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-24 03:33:19,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.07 03:33:19 BoogieIcfgContainer [2018-07-24 03:33:19,329 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-24 03:33:19,330 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-24 03:33:19,330 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-24 03:33:19,333 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-24 03:33:19,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.07 03:32:48" (1/3) ... [2018-07-24 03:33:19,335 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6626c2f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.07 03:33:19, skipping insertion in model container [2018-07-24 03:33:19,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.07 03:32:52" (2/3) ... [2018-07-24 03:33:19,335 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6626c2f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.07 03:33:19, skipping insertion in model container [2018-07-24 03:33:19,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.07 03:33:19" (3/3) ... [2018-07-24 03:33:19,338 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem19_label13_true-unreach-call.c [2018-07-24 03:33:19,346 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-07-24 03:33:19,356 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-24 03:33:19,427 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-24 03:33:19,428 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-24 03:33:19,428 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-24 03:33:19,428 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-07-24 03:33:19,428 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-24 03:33:19,429 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-24 03:33:19,429 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-24 03:33:19,429 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-24 03:33:19,429 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-24 03:33:19,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states. [2018-07-24 03:33:19,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-07-24 03:33:19,484 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:33:19,485 INFO L353 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] [2018-07-24 03:33:19,485 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:33:19,491 INFO L82 PathProgramCache]: Analyzing trace with hash -1502078046, now seen corresponding path program 1 times [2018-07-24 03:33:19,493 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:33:19,494 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:33:19,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:33:19,551 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:33:19,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:33:19,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:33:19,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 03:33:19,859 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 03:33:19,859 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-24 03:33:19,864 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 03:33:19,879 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 03:33:19,880 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 03:33:19,883 INFO L87 Difference]: Start difference. First operand 1749 states. Second operand 4 states. [2018-07-24 03:33:45,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:33:45,483 INFO L93 Difference]: Finished difference Result 6406 states and 12224 transitions. [2018-07-24 03:33:45,483 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 03:33:45,485 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 36 [2018-07-24 03:33:45,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:33:45,535 INFO L225 Difference]: With dead ends: 6406 [2018-07-24 03:33:45,535 INFO L226 Difference]: Without dead ends: 4650 [2018-07-24 03:33:45,547 INFO L573 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 [2018-07-24 03:33:45,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4650 states. [2018-07-24 03:33:45,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4650 to 4611. [2018-07-24 03:33:45,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4611 states. [2018-07-24 03:33:45,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4611 states to 4611 states and 7301 transitions. [2018-07-24 03:33:45,746 INFO L78 Accepts]: Start accepts. Automaton has 4611 states and 7301 transitions. Word has length 36 [2018-07-24 03:33:45,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:33:45,746 INFO L471 AbstractCegarLoop]: Abstraction has 4611 states and 7301 transitions. [2018-07-24 03:33:45,747 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 03:33:45,747 INFO L276 IsEmpty]: Start isEmpty. Operand 4611 states and 7301 transitions. [2018-07-24 03:33:45,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-07-24 03:33:45,752 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:33:45,752 INFO L353 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 03:33:45,752 INFO L414 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:33:45,753 INFO L82 PathProgramCache]: Analyzing trace with hash -1673898362, now seen corresponding path program 1 times [2018-07-24 03:33:45,753 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:33:45,753 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:33:45,754 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:33:45,754 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:33:45,755 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:33:45,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:33:46,126 WARN L169 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-07-24 03:33:46,740 WARN L169 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 19 [2018-07-24 03:33:47,063 WARN L169 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 24 [2018-07-24 03:33:47,278 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 03:33:47,279 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 03:33:47,279 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-07-24 03:33:47,281 INFO L450 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-07-24 03:33:47,281 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-07-24 03:33:47,281 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-07-24 03:33:47,282 INFO L87 Difference]: Start difference. First operand 4611 states and 7301 transitions. Second operand 6 states. [2018-07-24 03:34:24,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:34:24,482 INFO L93 Difference]: Finished difference Result 20180 states and 30824 transitions. [2018-07-24 03:34:24,483 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-07-24 03:34:24,483 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 104 [2018-07-24 03:34:24,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:34:24,553 INFO L225 Difference]: With dead ends: 20180 [2018-07-24 03:34:24,554 INFO L226 Difference]: Without dead ends: 15571 [2018-07-24 03:34:24,563 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2018-07-24 03:34:24,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15571 states. [2018-07-24 03:34:24,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15571 to 14198. [2018-07-24 03:34:24,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14198 states. [2018-07-24 03:34:24,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14198 states to 14198 states and 18990 transitions. [2018-07-24 03:34:24,868 INFO L78 Accepts]: Start accepts. Automaton has 14198 states and 18990 transitions. Word has length 104 [2018-07-24 03:34:24,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:34:24,869 INFO L471 AbstractCegarLoop]: Abstraction has 14198 states and 18990 transitions. [2018-07-24 03:34:24,869 INFO L472 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-07-24 03:34:24,869 INFO L276 IsEmpty]: Start isEmpty. Operand 14198 states and 18990 transitions. [2018-07-24 03:34:24,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-07-24 03:34:24,898 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:34:24,898 INFO L353 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 03:34:24,899 INFO L414 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:34:24,899 INFO L82 PathProgramCache]: Analyzing trace with hash -1579920259, now seen corresponding path program 1 times [2018-07-24 03:34:24,899 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:34:24,901 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:34:24,902 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:34:24,903 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:34:24,903 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:34:25,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:34:25,605 WARN L169 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-07-24 03:34:26,081 WARN L169 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 17 [2018-07-24 03:34:26,602 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-07-24 03:34:26,603 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 03:34:26,603 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-07-24 03:34:26,604 INFO L450 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-07-24 03:34:26,605 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-07-24 03:34:26,605 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-07-24 03:34:26,607 INFO L87 Difference]: Start difference. First operand 14198 states and 18990 transitions. Second operand 7 states. [2018-07-24 03:35:06,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:35:06,127 INFO L93 Difference]: Finished difference Result 42065 states and 56298 transitions. [2018-07-24 03:35:06,129 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-24 03:35:06,129 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 322 [2018-07-24 03:35:06,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:35:06,199 INFO L225 Difference]: With dead ends: 42065 [2018-07-24 03:35:06,200 INFO L226 Difference]: Without dead ends: 27869 [2018-07-24 03:35:06,219 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2018-07-24 03:35:06,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27869 states. [2018-07-24 03:35:06,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27869 to 25134. [2018-07-24 03:35:06,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25134 states. [2018-07-24 03:35:06,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25134 states to 25134 states and 30401 transitions. [2018-07-24 03:35:06,606 INFO L78 Accepts]: Start accepts. Automaton has 25134 states and 30401 transitions. Word has length 322 [2018-07-24 03:35:06,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:35:06,607 INFO L471 AbstractCegarLoop]: Abstraction has 25134 states and 30401 transitions. [2018-07-24 03:35:06,607 INFO L472 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-07-24 03:35:06,607 INFO L276 IsEmpty]: Start isEmpty. Operand 25134 states and 30401 transitions. [2018-07-24 03:35:06,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-07-24 03:35:06,612 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:35:06,612 INFO L353 BasicCegarLoop]: trace histogram [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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 03:35:06,612 INFO L414 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:35:06,613 INFO L82 PathProgramCache]: Analyzing trace with hash 688101527, now seen corresponding path program 1 times [2018-07-24 03:35:06,613 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:35:06,613 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:35:06,614 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:35:06,614 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:35:06,615 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:35:06,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:35:07,030 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-24 03:35:07,031 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 03:35:07,031 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-07-24 03:35:07,032 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 03:35:07,033 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 03:35:07,033 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 03:35:07,034 INFO L87 Difference]: Start difference. First operand 25134 states and 30401 transitions. Second operand 4 states. [2018-07-24 03:35:25,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:35:25,934 INFO L93 Difference]: Finished difference Result 55754 states and 68363 transitions. [2018-07-24 03:35:25,935 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 03:35:25,936 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 350 [2018-07-24 03:35:25,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:35:25,988 INFO L225 Difference]: With dead ends: 55754 [2018-07-24 03:35:25,989 INFO L226 Difference]: Without dead ends: 26522 [2018-07-24 03:35:26,019 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 03:35:26,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26522 states. [2018-07-24 03:35:26,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26522 to 25146. [2018-07-24 03:35:26,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25146 states. [2018-07-24 03:35:26,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25146 states to 25146 states and 29858 transitions. [2018-07-24 03:35:26,339 INFO L78 Accepts]: Start accepts. Automaton has 25146 states and 29858 transitions. Word has length 350 [2018-07-24 03:35:26,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:35:26,340 INFO L471 AbstractCegarLoop]: Abstraction has 25146 states and 29858 transitions. [2018-07-24 03:35:26,340 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 03:35:26,340 INFO L276 IsEmpty]: Start isEmpty. Operand 25146 states and 29858 transitions. [2018-07-24 03:35:26,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2018-07-24 03:35:26,350 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:35:26,351 INFO L353 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 03:35:26,351 INFO L414 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:35:26,351 INFO L82 PathProgramCache]: Analyzing trace with hash -154435185, now seen corresponding path program 1 times [2018-07-24 03:35:26,352 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:35:26,352 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:35:26,353 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:35:26,354 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:35:26,354 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:35:26,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:35:26,868 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-07-24 03:35:26,868 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-24 03:35:26,868 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-07-24 03:35:26,869 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-24 03:35:26,869 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-24 03:35:26,869 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 03:35:26,870 INFO L87 Difference]: Start difference. First operand 25146 states and 29858 transitions. Second operand 4 states. [2018-07-24 03:35:47,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:35:47,671 INFO L93 Difference]: Finished difference Result 80466 states and 98560 transitions. [2018-07-24 03:35:47,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 03:35:47,674 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 410 [2018-07-24 03:35:47,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:35:47,788 INFO L225 Difference]: With dead ends: 80466 [2018-07-24 03:35:47,789 INFO L226 Difference]: Without dead ends: 51222 [2018-07-24 03:35:47,827 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-24 03:35:47,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51222 states. [2018-07-24 03:35:48,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51222 to 51125. [2018-07-24 03:35:48,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51125 states. [2018-07-24 03:35:48,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51125 states to 51125 states and 61584 transitions. [2018-07-24 03:35:48,413 INFO L78 Accepts]: Start accepts. Automaton has 51125 states and 61584 transitions. Word has length 410 [2018-07-24 03:35:48,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:35:48,414 INFO L471 AbstractCegarLoop]: Abstraction has 51125 states and 61584 transitions. [2018-07-24 03:35:48,414 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-24 03:35:48,414 INFO L276 IsEmpty]: Start isEmpty. Operand 51125 states and 61584 transitions. [2018-07-24 03:35:48,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2018-07-24 03:35:48,425 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:35:48,425 INFO L353 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 03:35:48,426 INFO L414 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:35:48,426 INFO L82 PathProgramCache]: Analyzing trace with hash 1478497148, now seen corresponding path program 1 times [2018-07-24 03:35:48,426 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:35:48,428 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:35:48,428 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:35:48,429 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:35:48,429 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:35:48,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:35:49,373 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 278 proven. 65 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-07-24 03:35:49,373 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 03:35:49,373 INFO L221 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-07-24 03:35:49,386 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:35:49,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:35:49,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 03:35:49,879 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 326 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-07-24 03:35:49,901 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-07-24 03:35:49,902 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2018-07-24 03:35:49,903 INFO L450 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-07-24 03:35:49,904 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-07-24 03:35:49,904 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-24 03:35:49,904 INFO L87 Difference]: Start difference. First operand 51125 states and 61584 transitions. Second operand 5 states. [2018-07-24 03:36:33,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-24 03:36:33,034 INFO L93 Difference]: Finished difference Result 282864 states and 344207 transitions. [2018-07-24 03:36:33,035 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-24 03:36:33,035 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 501 [2018-07-24 03:36:33,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-24 03:36:33,451 INFO L225 Difference]: With dead ends: 282864 [2018-07-24 03:36:33,451 INFO L226 Difference]: Without dead ends: 224892 [2018-07-24 03:36:33,515 INFO L573 BasicCegarLoop]: 0 DeclaredPredicates, 507 GetRequests, 502 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-07-24 03:36:33,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224892 states. [2018-07-24 03:36:35,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224892 to 218037. [2018-07-24 03:36:35,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218037 states. [2018-07-24 03:36:36,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218037 states to 218037 states and 235667 transitions. [2018-07-24 03:36:36,189 INFO L78 Accepts]: Start accepts. Automaton has 218037 states and 235667 transitions. Word has length 501 [2018-07-24 03:36:36,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-24 03:36:36,190 INFO L471 AbstractCegarLoop]: Abstraction has 218037 states and 235667 transitions. [2018-07-24 03:36:36,190 INFO L472 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-07-24 03:36:36,190 INFO L276 IsEmpty]: Start isEmpty. Operand 218037 states and 235667 transitions. [2018-07-24 03:36:36,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 920 [2018-07-24 03:36:36,230 INFO L345 BasicCegarLoop]: Found error trace [2018-07-24 03:36:36,231 INFO L353 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-24 03:36:36,231 INFO L414 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-24 03:36:36,232 INFO L82 PathProgramCache]: Analyzing trace with hash -1860043322, now seen corresponding path program 1 times [2018-07-24 03:36:36,232 INFO L221 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-24 03:36:36,232 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-24 03:36:36,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:36:36,233 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:36:36,233 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-24 03:36:36,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:36:38,595 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 388 proven. 72 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-07-24 03:36:38,595 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-24 03:36:38,595 INFO L221 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-07-24 03:36:38,604 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-24 03:36:38,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-24 03:36:38,901 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-07-24 03:36:39,966 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2018-07-24 03:36:39,987 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-07-24 03:36:39,987 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2018-07-24 03:36:39,989 INFO L450 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-07-24 03:36:39,989 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-07-24 03:36:39,989 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-07-24 03:36:39,990 INFO L87 Difference]: Start difference. First operand 218037 states and 235667 transitions. Second operand 5 states. Received shutdown request... [2018-07-24 03:36:44,369 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-24 03:36:44,369 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-24 03:36:44,376 WARN L202 ceAbstractionStarter]: Timeout [2018-07-24 03:36:44,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.07 03:36:44 BoogieIcfgContainer [2018-07-24 03:36:44,376 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-24 03:36:44,377 INFO L168 Benchmark]: Toolchain (without parser) took 236102.18 ms. Allocated memory was 1.5 GB in the beginning and 3.9 GB in the end (delta: 2.3 GB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -711.0 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2018-07-24 03:36:44,379 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-24 03:36:44,379 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4044.25 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 180.4 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -104.6 MB). Peak memory consumption was 477.4 MB. Max. memory is 7.1 GB. [2018-07-24 03:36:44,380 INFO L168 Benchmark]: Boogie Procedure Inliner took 793.58 ms. Allocated memory is still 1.7 GB. Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 194.3 MB). Peak memory consumption was 194.3 MB. Max. memory is 7.1 GB. [2018-07-24 03:36:44,381 INFO L168 Benchmark]: Boogie Preprocessor took 2484.64 ms. Allocated memory was 1.7 GB in the beginning and 2.8 GB in the end (delta: 1.1 GB). Free memory was 1.3 GB in the beginning and 2.5 GB in the end (delta: -1.2 GB). Peak memory consumption was 197.5 MB. Max. memory is 7.1 GB. [2018-07-24 03:36:44,382 INFO L168 Benchmark]: RCFGBuilder took 23728.21 ms. Allocated memory was 2.8 GB in the beginning and 3.0 GB in the end (delta: 238.0 MB). Free memory was 2.5 GB in the beginning and 2.1 GB in the end (delta: 362.2 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2018-07-24 03:36:44,383 INFO L168 Benchmark]: TraceAbstraction took 205046.23 ms. Allocated memory was 3.0 GB in the beginning and 3.9 GB in the end (delta: 863.5 MB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: -5.4 MB). Peak memory consumption was 858.1 MB. Max. memory is 7.1 GB. [2018-07-24 03:36:44,388 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4044.25 ms. Allocated memory was 1.5 GB in the beginning and 1.7 GB in the end (delta: 180.4 MB). Free memory was 1.4 GB in the beginning and 1.5 GB in the end (delta: -104.6 MB). Peak memory consumption was 477.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 793.58 ms. Allocated memory is still 1.7 GB. Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 194.3 MB). Peak memory consumption was 194.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 2484.64 ms. Allocated memory was 1.7 GB in the beginning and 2.8 GB in the end (delta: 1.1 GB). Free memory was 1.3 GB in the beginning and 2.5 GB in the end (delta: -1.2 GB). Peak memory consumption was 197.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 23728.21 ms. Allocated memory was 2.8 GB in the beginning and 3.0 GB in the end (delta: 238.0 MB). Free memory was 2.5 GB in the beginning and 2.1 GB in the end (delta: 362.2 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. * TraceAbstraction took 205046.23 ms. Allocated memory was 3.0 GB in the beginning and 3.9 GB in the end (delta: 863.5 MB). Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: -5.4 MB). Peak memory consumption was 858.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 121]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 121). Cancelled while BasicCegarLoop was constructing difference of abstraction (218037states) and interpolant automaton (currently 4 states, 5 states before enhancement), while ReachableStatesComputation was computing reachable states (39896 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 1749 locations, 1 error locations. TIMEOUT Result, 204.9s OverallTime, 7 OverallIterations, 4 TraceHistogramMax, 190.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 10180 SDtfs, 41848 SDslu, 3413 SDs, 0 SdLazy, 80301 SolverSat, 22863 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 163.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1465 GetRequests, 1428 SyntacticMatches, 9 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=218037occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 4.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 12475 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 6.5s InterpolantComputationTime, 4062 NumberOfCodeBlocks, 4062 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 4053 ConstructedInterpolants, 0 QuantifiedInterpolants, 7715149 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1657 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 9 InterpolantComputations, 7 PerfectInterpolantSequences, 2659/2796 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem19_label13_true-unreach-call.c_svcomp-Reach-64bit-Automizer_Default.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-07-24_03-36-44-403.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem19_label13_true-unreach-call.c_svcomp-Reach-64bit-Automizer_Default.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-24_03-36-44-403.csv Completed graceful shutdown